Location: Houston, TX or Reston, VA preferred / Remote considered / Hybrid office schedule and travel up to 50%.

Overview

Location: Houston preferred / Remote considered / Hybrid office schedule and travel up to 50%.

Overview

• Support the end-to-end engineering execution of BESS projects for data centers, from development to commissioning.Manage the technical scope of projects and serve as the technical point of contract to the project manager.
• Coordinate with internal engineering, procurement, and construction teams to ensure project milestones are met.
• Collaborate with customers, EPC contractors, OEMs, and design consultants on integration of BESS with data center electrical infrastructure.
• Review and validate system designs (electrical, civil, mechanical) and vendor submittals to ensure technical compliance and quality.
• Design and develop Single line diagrams, Schematics, Wiring diagrams for Battery storage systems
• Prepare Electrical Equipment Specifications, Data Sheets, Purchase Requisitions and Bid evaluations for inverters, Switchgear, Transformers and other electrical equipment as required
• Develop Short circuit, load flow, and arc flash studies using software such as ETAP.
• Assist in developing project schedules, procurement plans, and technical documentation.
• Conduct site walks and support field activities during installation and commissioning.
• Participate in Factory and Site Acceptance Testing (FAT/SAT) of BESS components and systems.
• Identify technical risks and propose mitigation strategies in coordination with Project Management.
• Ensure all work is compliant with relevant codes (e.g., NEC, IEEE, NFPA) and On Energy Storage’s internal standards.

• Experience working on EPC or design-build projects in the energy or critical infrastructure sector in North America.
• Familiarity with commissioning protocols and QA/QC procedures for electrical systems.
• PE or EIT certification is a plus.

Location- United States, Remote with up to 75% travel

Position Summary

ON.energy is looking for a skilled Supplier Quality Engineer to support the supplier quality activities related to battery energy storage systems (BESS) across the full equipment lifecycle—from procurement and factory testing to site delivery and installation. In this role, you will work closely with engineering, supply chain, and construction teams in the processes of selecting, auditing and evaluating suppliers, reviewing vendor’s Inspection and Test Plans, coordinating and witnessing Factory Acceptance Testing (FAT), and provide field support during installation and commissioning for key components including batteries, inverters, transformers, switchgear and ATS, and auxiliary systems. This role focuses on preventing quality issues at the source – ensuring suppliers maintain robust manufacturing and test processes – and tracking non-conformances through resolution prior to shipment. 

This role is best suited for engineers with hands-on experience working with manufacturing suppliers of electrical or industrial equipment. The role focuses on suppliers manufacturing critical electrical equipment used in utility-scale energy storage systems.

Key Responsibilities

• Drive Supplier Selection, Evaluation and Qualification based on the company’s Supplier Quality processes and tools.
• Support the definition and documentation of Supplier Quality processes in compliance with ISO 9001 and other applicable requirements.
• Perform supplier process audits at new and existing vendors to evaluate manufacturing processes, production controls, and supplier quality systems in alignment with company standards and ISO 9001 requirements.
• Ensure all activities related to the Supplier Audit process are properly maintained and executed, including the Audit Planning and Reporting documentation.
• Update the supplier quality database (Documents Control).
• Management of supplier related quality issues, guiding the root-cause analysis and implementation of corrective actions and process improvements, ensuring effective and sustainable solutions are in place.
• Review and approve supplier quality documentation, including Inspection & Test Plans (ITPs), FAT procedures, Control Plans and / or quality control documentation packages.
• Participate in Factory Acceptance Tests (FATs) at OEM and ensure test results and documentation meet approved criteria.
• Identify, log, and track non-conformances (NCRs); drive timely root cause analysis and corrective actions with vendors.
• Review and validate supplier material traceability records, certificates, and inspection reports.
• Collaborate with Engineering and Supply Chain to qualify new vendors and support supplier onboarding.
• Provide supplier performance feedback and input to quality metrics and supplier scorecards.
• Maintain complete, accurate, and traceable quality documentation packages for each project.
• Support development and continuous improvement of quality standards, templates, and best practices across equipment types.
• Evaluate supplier manufacturing processes and production controls to ensure suppliers can consistently meet technical and quality requirements.

Must Have Qualifications

• Bachelor’s degree in Electrical, Industrial, or Quality Engineering (or a closely related technical field)
  or equivalent hands-on experience working with electrical equipment and systems in a manufacturing or industrial environment
• 3-7 years of experience in supplier or product quality engineering within the energy or manufacturing industry
• Hands-on experience with electrical power systems, BESS, inverters, transformers, switchgear, or other similar equipment 
• Experience with supplier process audits including evaluating supplier manufacturing processes (VDA 6.3 or similar process audit frameworks are a plus)
• Working knowledge of quality management systems (ISO 9001) and manufacturing quality tools (8D, SPC, PFMEA, control plans, FAI / PPAP)
• Familiarity with relevant codes and standards (IEEE 1547, UL 9540/9540A, IEC, ISO 9001, NEC) and general equipment test protocols.
• Strong analytical and problem-solving skills with a practical understanding of manufacturing processes
• Willingness to travel (up to 75%) to vendor locations (domestic and international) and project sites
• Excellent communication and documentation abilities; capable of interfacing effectively with suppliers and cross-functional teams

Preferred Qualifications

• Experience with Tier 1 energy equipment manufacturers
• CQE (Certified Quality Engineer) and ISO 9001 Lead Auditor certification.
• Familiarity with quality management tools, NCR tracking tools, and dashboard reporting.
• Experience supporting supplier quality activities during New Product Introduction (NPI).

We are seeking a AWS Cloud / DevOps / Platform Engineer who can operate with a high degree of ownership and independence while contributing to the design, build, and operation of scalable AWS environments.

This role is suited for early-career engineers who already have hands-on AWS experience and are ready to take on more responsibility in managing cloud infrastructure end-to-end. You will partner with DevOps, Security, and Application teams, while also being trusted to drive tasks independently—from implementation through troubleshooting and optimization.

Key Responsibilities

• Design, deploy, and maintain AWS cloud infrastructure using Infrastructure as Code (IaC) (e.g., CDK, CloudFormation, Terraform) with minimal supervision
• Independently manage and optimize AWS networking components, including:
  • VPCs, subnets, and route tables
  • Client VPN and site-to-site VPN
  • Internet Gateways and NAT Gateways
  • Security Groups and Network ACLs
  • VPC Peering, Transit Gateway, and PrivateLink
• Support and troubleshoot hybrid and multi-account AWS environments
• Own configuration and resolution of VPN, Direct Connect, and routing issues
• Collaborate with DevOps teams on CI/CD pipelines, while independently executing assigned automation tasks
• Monitor cloud resources and proactively optimize for performance, cost, and availability
• Lead initial troubleshooting for incidents and contribute to root cause analysis
• Apply AWS security and networking best practices in day-to-day operations
• Create and maintain clear technical documentation with minimal guidance

Required Skills & Experience

• 3–5 years of experience in cloud, infrastructure, or DevOps engineering
• Hands-on experience with AWS services, especially:
  • EC2, VPC, IAM, ALB/NLB, Route 53
  • S3, RDS, CloudWatch
• Strong networking fundamentals, including:
  • TCP/IP, DNS, HTTP/S
  • CIDR, subnetting, and routing
  • Firewalls and load balancing concepts
• Experience with Infrastructure as Code (Terraform, CloudFormation, or CDK)
• Working knowledge of Linux systems
• Proven ability to troubleshoot network connectivity and performance issues independently
• Familiarity with multi-account AWS environments

Education

• Degree in Computer Science, Engineering, Information Systems, or a related technical field from an accredited university or technical institute in LATAM (Argentina, Chile, México, or equivalent) preferred
• Alternatively, completion of a recognized technical or vocational program (e.g., coding bootcamp, cloud engineering program) from a reputable LATAM institution, combined with relevant hands-on experience
• AWS certifications (e.g., Cloud Practitioner, Solutions Architect Associate) or equivalent training strongly preferred
• Demonstrated commitment to continuous learning through certifications, labs, or real-world projects

Soft Skills

• Ability to work independently, prioritize tasks, and take ownership of deliverables
• Strong problem-solving and analytical mindset
• Clear communication of technical concepts in English
• Proactive, self-driven, and collaborative approach
• Growth mindset with a strong interest in cloud and networking domains

OVERVIEW OF THE POSITION

The Director of Logistics provides strategic leadership for the end-to-end logistics function across all ON projects. Reporting to the VP of Supply Chain, this role owns the logistics operating model — from freight strategy and carrier relationships to customs compliance, cost performance, and team development. The Director translates project delivery requirements into scalable logistics capabilities and partners directly with executive leadership on risk, capital spend, and organizational growth.

The ideal candidate brings deep domain expertise in heavy industrial or engineered-to-order energy equipment logistics, combined with the leadership maturity to build and lead a high-performing function.

KEY RESPONSIBILITIES

Logistics Strategy & Operating Model

• Define and own the logistics strategy for all project types, including domestic and international freight, import/export compliance, and last-mile delivery to customer sites.
• Establish standard operating procedures, tools, templates, and KPIs for the logistics function.
• Build and continuously improve the department's capabilities to support business growth, new project types, and expanded geographies.
• Partner with Project Management, Master Scheduling, and Procurement leadership to align logistics execution with project milestones and commissioning timelines.
• Provide logistics input during project planning phases, including freight cost modeling, lead time analysis, and risk identification.
• Own escalation and recovery planning for logistics disruptions that threaten project schedules or cost targets.
• Support customer site delivery planning for complex, staged, or access-constrained installations.
• Provide executive reporting on logistics performance, risk landscape, and continuous improvement initiatives.
• Own strategic relationships with key freight forwarders, 3PLs, heavy haul carriers, customs brokers, and port agents.

Team Leadership & Development

• Directly manage and develop a team of Logistics Coordinators, providing coaching, performance management, and career development.
• Define team structure, headcount requirements, and role responsibilities as the function scales.
• Foster a high-performance culture grounded in accountability, proactive communication, and operational excellence.
• Serve as the senior escalation point for complex or high-stakes logistics issues.

Compliance, Risk & Documentation

• Ensure full compliance with U.S. customs regulations, export control requirements (EAR/ITAR where applicable), and international trade laws.
• Oversee accuracy and completeness of all trade documentation: commercial invoices, BOLs, certificates of conformity, HTS classifications, ISF filings.
• Manage freight claims, damage resolution, and carrier corrective action processes.
• Maintain audit-ready documentation standards for Finance, PMO, and regulatory review.

REQUIRED EXPERIENCE

• 8–15 years in logistics, supply chain, or freight management, with at least 3 years in a leadership or management role.
• Demonstrated experience managing logistics for engineered-to-order, heavy industrial, or electrical equipment (e.g., transformers, switchgear, industrial skids, BESS components, or similar project cargo).
• Deep knowledge of domestic and international freight modes: LTL, FTL, flatbed, heavy haul, ocean FCL/LCL, air freight, drayage, and final-mile.
• Strong working knowledge of U.S. import/export compliance: HTS classification, ISF, customs entry, Incoterms, and trade documentation.
• Experience negotiating and managing freight forwarder, 3PL, and carrier contracts and SLAs.
• Proficiency with logistics tools and reporting platforms (Smartsheet, Power BI, ERP/SCM modules, TMS systems).

Payroll Project Manager & Administrator (Contract)

We are seeking an experienced Payroll Project Manager & Administrator on a contract basis to oversee and execute payroll-related projects while managing day-to-day payroll administration. This role combines strategic project leadership with hands-on payroll processing to ensure accurate, compliant, and timely payroll delivery.

Key Responsibilities

Lead payroll system implementations, migrations, or upgrades from planning through go-live, managing timelines, budgets, and stakeholder communication. Oversee end-to-end payroll processing, including calculating wages, deductions, bonuses, and tax withholdings. Develop and document payroll processes, controls, and standard operating procedures. Identify and resolve payroll discrepancies, conducting root cause analysis to prevent recurrence. Manage relationships with external payroll vendors and benefits providers. Prepare payroll reports, reconciliations, and audit documentation as needed.

Qualifications

Minimum 5 years of experience in payroll administration, with at least 2 years managing payroll projects. Proficiency with major payroll platform; ideally Paychex & ADP. Proven ability to manage multiple workstreams, meet deadlines, and communicate effectively across all levels of an organization. CPP (Certified Payroll Professional) or PMP certification is a plus.

Contract Details

This is a contract engagement with a defined scope and timeline, to be discussed during the hiring process. Remote or hybrid arrangements may be available depending on project requirements.

We’re looking for a Senior Controls Engineer with project-based engineering experience to lead network-and-controls-related hardware product design, documentation, project-specific technical compliance and support the development activities related to these products. This is a product focused role—we need someone who can speak fluently about both network architecture and industrial control systems, ideally have experience in mission critical applications, and interface with IT, software, project, commissioning and O&M engineering teams. 

Key Responsibilities: 

• Support the business development team by providing technical proposals e.g. network diagrams that meet the customer’s needs.
• Collaborate across control systems, SCADA, and IT teams to ensure complete and secure connectivity
• Integrate and support industrial protocols like Modbus, DNP3, and OPC-UA
• Compile product technical information packages for the project engineering team.
• Co-lead review and validation of network/controls product-related topics during the project execution phase. 
• Maintain technical documentation including as-built drawings
• Support product development by capturing design improvement feedback from the different project phases: design, commissioning and O&M.
• Support product development by recommending design approaches and vendors of the main equipment.
• Participate in product design sprints with the development team.
• Participate in the product’s commissioning phase. 

Required Experience

• Bachelor’s degree in Controls Engineering, Electronics Engineering, or similar technical field.
• 8+ years of hands-on controls engineering experience in project-based or industrial settings.
• Proven experience in project network deployments, not just operations
• Strong grasp of protocols (TCP/IP, BGP, OSPF, VLANs, VPNs)
• Familiarity with control systems and operational technology (OT)
• Ability to produce and read network and control architecture drawings
• Excellent communication skills across technical and non-technical teams.
• Willing to travel up to 20% for product FAT inspection and site commissioning witnessing. 

Preferred Experience

• Certifications: ISA CAP/CCST, Rockwell, Siemens, Schneider or similar
• Experience with BESS, SCADA, EMS, Safety Systems or utility-scale infrastructure
• Background in energy, utility, or data center environments 

We’re looking for a Senior Compliance Engineer with deep expertise in regulatory requirements, codes, and certification processes applicable to BESS, power electronics, and electrical distribution systems e.g. panelboards, switchboards, etc.. This is a product-focused and cross-functional role responsible for ensuring that our systems meet all applicable North American and international standards, as well as ISO/RTO interconnection and market requirements. You will serve as the internal authority on compliance, working closely with product, R&D, and project engineering teams to ensure designs are certifiable, deployable, and aligned with evolving regulatory frameworks.

Key Responsibilities:

• Lead compliance strategy and execution for BESS, DC cabinets, inverters, and related power, controls /IT equipments.
• Interpret and apply standards such as UL, CSA, IEEE, IEC, and NFPA to product and project designs.
• Act as the subject matter expert on ISO/RTO regulatory requirements (e.g., interconnection, grid codes, testing protocols).
• Define and manage certification roadmaps for new and existing products.
• Coordinate and support product testing and certification activities, including UL listings, field evaluations, and special inspections.
• Develop and maintain with Technical Writer compliance documentation, including test plans, reports, and certification packages.
• Work directly with NRTLs and certification bodies to facilitate approvals and resolve technical issues.
• Support engineering teams by ensuring designs meet code and standard requirements from early development stages.
• Review and validate test procedures and results, including electrical, thermal, environmental, and safety testing.
• Support project teams during AHJ reviews, permitting, and commissioning, addressing compliance-related questions.
• Monitor and interpret regulatory changes and emerging standards, ensuring proactive alignment of products.

Required Skills & Experience:

• Bachelor’s degree in Electrical Engineering, Mechanical Engineering, or related field.
• 10+ years of experience in compliance, certification, or regulatory engineering for BESS, power electronics, or industrial electrical systems.
• 4+ years experience with working knowledge of key standards, including:
  • UL (e.g., UL 9540, UL 9540A, UL 1741, UL 508A)
  • CSA standards for electrical equipment
  • IEEE standards related to power systems and interconnection
  • IEC standards for international compliance
  • NFPA (e.g., NFPA 855)
• Deep understanding of test procedures and certification processes, including safety, thermal runaway, environmental, and performance testing.
• Familiarity with ISO/RTO requirements (e.g., ERCOT, PJM, CAISO, MISO) and grid interconnection standards.
• Experience working with NRTLs (e.g., UL, CSA, Intertek) and managing certification programs.
• Ability to interpret and apply codes, standards, and regulatory language into practical engineering requirements.
• Strong communication skills across engineering, regulatory authorities, and external certification bodies.
• Project Management skills.

Preferred Experience:

• Experience with utility-scale and/or C&I BESS deployments.
• Direct involvement in UL 9540A fire testing, LSFT or similar safety validation programs.
• Knowledge of utility -scale inverter compliance requirements.
• Experience supporting permitting and AHJ engagement in the U.S.
• Background in quality systems or regulatory audits.

The Sales Engineer will lead the technical-commercial strategy connecting ON.energy’s business development, engineering, and customer teams. This role oversees the delivery of advanced Battery Energy Storage System (BESS) and power infrastructure solutions for hyperscale data centers, industrial operations, and utility-scale clients. The ideal candidate combines deep expertise in energy systems and data center electrical infrastructure with leadership experience in consultative sales, solution design, and project development—driving both customer success and business growth.

As a Sales Engineer at ON.energy, you will:

Technical Pre-Sales

• Lead technical engagements with clients to define system architecture, sizing, and performance requirements for BESS and data center power systems.
• Develop conceptual and detailed design proposals, single-line diagrams, and equipment specifications.
• Support proposal development by preparing technical documentation, cost estimates, and performance simulations.
• Translate customer requirements into system configurations optimized for performance, cost, and reliability.

Commercial and Client Interfacing

• Partner with business development and executive teams to define bid strategies and technical differentiators.
• Deliver technical presentations and system demonstrations to key stakeholders, including C-level executives, engineers, and procurement teams.
• Participate in RFP/RFQ responses, ensuring all technical deliverables meet client specifications.
• Support contract negotiations by clarifying technical scope and validating cost structures.

Internal Collaboration

• Work closely with engineering, project management, and procurement teams to ensure seamless project handoff and delivery.
• Provide feedback to the product and engineering teams regarding customer needs and emerging market trends.
• Assist marketing and product management with content and case studies demonstrating the value of ON Energy’s solution.

Requirements

• Bachelor’s degree in Electrical Engineering, Mechanical Engineering, or related discipline.
• 7+ years of experience in managing technical sales, applications engineering, or solution engineering within the BESS, renewable energy, or data center industries. Strong understanding of battery storage systems (lithium-ion preferred), inverters, switchgear, and controls.
• Knowledge of data center electrical infrastructure including UPS systems, backup generation, and critical power distribution.
• Proficiency in interpreting electrical drawings and system schematics.
• Excellent communication and presentation skills for both technical and executive audiences.

Preferred

• Master’s degree in Engineering, Energy Systems, or Business Administration.
• Familiarity with Procore, AutoCAD, or electrical modeling tools (ETAP, HOMER, or similar).
• Experience with EPC or IPP project development processes.
• Understanding of interconnection, permitting, and grid compliance requirements.

Competencies

• Analytical problem-solving with strong attention to detail.
• High commercial awareness and ability to translate technical value into business outcomes.
• Strong sense of ownership and accountability in a fast-paced environment.
• Cross-functional collaboration mindset and ability to interface with engineering, finance, and legal teams.

• Administer and maintain document control systems within Microsoft SharePoint
• Organize, structure, and manage document libraries and workflows
• Ensure proper version control, metadata, and document governance
• Support internal teams with SharePoint usage and best practices
• Improve document management processes and system efficiency
• Ensure compliance with company standards and audit requirements

• 8–10 years of document control experience
• Strong expertise in Microsoft SharePoint
• Experience with EDMS (Electronic Document Management Systems) 
• Experience designing or managing document management systems
• Strong attention to detail and process-oriented mindset
• Ability to collaborate across teams and geographies

• Manage and maintain project documentation throughout the lifecycle
• Ensure proper version control, distribution, and storage of documents
• Coordinate with project teams, contractors, and stakeholders
• Maintain compliance with document control procedures and standards
• Track submittals, RFIs, drawings, and project deliverables
• Support audits and ensure document accuracy and completeness

• 8–10 years of document control experience
• Strong proficiency in Procore (required)
• Experience with ACC (Autodesk Construction Cloud) (required)
• Experience supporting large-scale projects (construction, energy, infrastructure preferred)
• Strong organizational and communication skills
• Ability to manage multiple priorities in a fast-paced environment

Location: Amarillo, TX (Project-Based, On-Site)

About On Energy Storage

On Energy Storage designs, deploys, and operates advanced Battery Energy Storage Systems (BESS) supporting commercial, industrial, and utility customers across the Americas. Our engineering team drives high-quality, technically rigorous project execution across interconnection, site design, and protection & control systems. We prioritize speed, accuracy, and operational reliability in every project.

Position Summary

On Energy Storage is seeking an experienced Field Engineer to support the construction and commissioning of a utility-scale BESS project in Amarillo, TX. This is a full-time, on-site role embedded within the project team. The Field Engineer will serve as the primary technical resource for the EPC contractor and commissioning teams, providing real-time electrical and mechanical guidance, resolving field issues, and ensuring that installation activities align with On Energy Storage's engineering standards, design documents, and applicable codes. The ideal candidate brings a strong electrical engineering background with hands-on experience supporting field construction and commissioning activities on power systems or energy storage projects.

Key Responsibilities

- Serve as the on-site technical point of contact for the EPC contractor.

- Interpret engineering drawings and support field installation teams.

- Review and resolve RFIs with the engineering team.

- Monitor installation for compliance with design and codes.

- Identify and resolve field discrepancies.

- Document and share lessons learned on equipment being installed.

- Support FAT and SAT activities.

- Maintain field reports and documentation.

- Coordinate with engineering and EPC teams.

- Participate in meetings and safety reviews.

- Verify equipment installation compliance.

- Support punch list and project closeout.

Qualifications

- Bachelor's degree in Electrical Engineering or related field.

- 3-5 years of relevant experience.

- Strong understanding of electrical systems.

- Ability to read electrical drawings.

- Knowledge of NEC, IEEE, NFPA.

- Troubleshooting and communication skills.

- Proficiency in Microsoft Office and Procore.

- Ability to work on-site in Amarillo, TX.

Preferred Qualifications

- Experience with BESS systems.

- EPC or infrastructure project experience.

- Commissioning and QA/QC familiarity.

- Bluebeam experience.

- SCADA/EMS exposure.

- EIT or PE certification preferred.

We are looking for a Senior Cybersecurity Engineer to architect and implement technical security controls for our grid-connected energy portfolio. As we scale our operations, we need a hands-on engineer to secure the entire data lifecycle - from the industrial control systems (OT) at the edge, through the cloud telemetry pipeline, to the corporate dashboards.

This is a builder role. You will be responsible for deploying and managing our core security infrastructure - specifically Wazuh and Authentik - to secure our AWS environments and operational field assets. You will work directly with control systems engineers and DevOps teams to build security into our backbone.

Responsibilities will include: 

Cloud & Infrastructure Security

• Cloud Architecture: Secure the AWS infrastructure that hosts our energy management platforms. Implement hardening baselines and manage security groups for cloud resources
• SIEM & Observability (Wazuh): Architect a centralized and on-prem SIEM deployment to ingest logs from CloudTrail, VPC Flow Logs, and Linux servers. Configure custom decoders to detect threats across both cloud and on-prem environments
• Infrastructure as Code (IaC): Review and secure Terraform/CloudFormation scripts. Manage security configurations (including Wazuh agents and Authentik outposts) via Ansible or similar automation tools
• IoT/Edge Security: Secure the telemetry pipeline from the edge device (site controller) to the cloud, ensuring encryption (TLS 1.2/1.3) and proper certificate management (PKI) for edge

Identity & Access Management (IAM)

• Unified IAM (Authentik): Architect Authentik as the central Identity Provider (IdP), enforcing MFA and SSO across cloud consoles, internal engineering tools, and Grafana dashboards
• Least Privilege: Engineer granular IAM roles for cloud resources and service accounts, ensuring that automated services have only the permissions necessary to function

Operational Technology (OT) Security

• Network Segmentation: Design and implement IEC 62443-aligned network architectures (Purdue Model), strictly controlling traffic between the IT, Cloud, and OT zones
• Vulnerability & Integrity Monitoring: Deploy Wazuh agents on industrial PCs and HMIs to perform File Integrity Monitoring (FIM) and vulnerability scanning without disrupting critical real-time processes
• Industrial Protocols: Analyze and secure communications (Modbus, DNP3) to ensure integrity between field assets and control centers

Requirements:

• 5–8 years of technical cybersecurity experience, with a specific blend of Cloud/Linux Engineering and OT/Industrial exposure
• Proven experience working with industrial control systems (ICS), SCADA, or utility/energy infrastructure
• Deep expertise in securing Linux-based cloud environments and managing infrastructure via code
• Comfortable debugging a failed Wazuh agent on a Linux server or tracing a dropped packet in a cloud VPC
• Tailoring flexible open-source tools to fit specific architectural needs rather than relying solely on "black box" commercial vendors

Technical stack proficiency: 

• Wazuh: Deep experience deploying managers/agents, writing custom rules/decoders, and tuning FIM/SCA modules for low-noise environments
• Authentik: Experience configuring Providers (OIDC, SAML), Outposts, and proxying legacy applications
• Cloud Platforms: Proficiency with AWS (GuardDuty, IoT Core, IAM) or Azure (Defender for IoT, Entra ID)

Preferred experience:

• Experience with Docker/Kubernetes security in an edge computing context
• Knowledge of industrial protocols (Modbus TCP, DNP3, IEC 61850)
• Certifications: GICSP, GRID, AWS Certified Security – Specialty

Location: Houston (hybrid) OR Atlanta (remote) with up to 40% travel to project sites as needed.

Role Overview

The EMS Deployment Engineer is responsible for deploying, configuring, and supporting Ignition-based Energy Management Systems (EMS) for utility-scale Battery Energy Storage System (BESS) projects. This role plays a critical part in commissioning, ensuring reliable system visibility, control, data flow, and integration between EMS, PLCs, PCS, BMS, and site networks.

Key Responsibilities

• Deploy, configure, and support Ignition-based EMS/SCADA platforms for BESS projects
• Support commissioning activities including EMS bring-up, system integration testing, SAT, and early operational support
• Configure Ignition gateways, tags, UDTs, alarms, historian, and visualization components
• Integrate EMS with Siemens PLCs, PCS, BMS, meters, protection relays, and site networks
• Support data acquisition, control workflows, and site-level dashboards for commissioning and operations
• Troubleshoot EMS, data, and communications issues under commissioning timelines
• Collaborate closely with Controls Engineers, Network Engineers, Deployment Engineers, and Field Commissioning teams
• Support FATs, site commissioning, and handover to Service and Operations teams
• Assist in developing standardized EMS templates, screen sets, tag models, and deployment procedures
• Review and validate EMS documentation, configurations, and as-built deliverables
• Travel to project sites during deployment and commissioning phases as required

Required Qualifications

• Hands-on experience deploying and supporting Ignition (Inductive Automation) in OT or industrial environments
• Experience configuring tags, UDTs, alarms, historians, and visualization in Ignition
• Experience integrating EMS/SCADA platforms with PLCs and field devices
• Strong understanding of OT systems and industrial communications
• Ability to troubleshoot across EMS, controls, and networking boundaries
• Comfortable working in fast-paced commissioning environments with evolving requirements
• Willingness to travel to project sites as required
• Direct, hands-on Ignition deployment experience is required.
• Ability to travel to project sites 30-40% as needed.

Preferred Experience

• Experience with utility-scale BESS, renewables, power generation, or substation environments
• Familiarity with Siemens PLCs and Modbus TCP / IEC 61850 (high-level understanding)
• Experience supporting commissioning teams on live sites
• Knowledge of OT cybersecurity fundamentals
• Experience working with EPCs, OEMs, and customer stakeholders

What Success Looks Like (First 6–12 Months)

• Ignition-based EMS systems are deployed reliably across new BESS projects
• Commissioning timelines are supported through stable EMS visibility and control
• EMS-related issues are identified and resolved quickly during site bring-up
• EMS configurations become more standardized and repeatable across projects
• Field, commissioning, and service teams trust this role as the EMS authority

We are seeking a Senior Mechanical Engineering Manager with strong experience in structural analysis and mechanical systems validation to lead the mechanical design activities for the products deployed for our energy infrastructure and mission-critical projects. This is a product focused role—we need someone who can speak fluently about ensuring the structural integrity, mechanical reliability, safety and validate the thermal performance of equipment and supporting structures under static and dynamic operating conditions, ideally have experience with mission critical applications, and interface with project, commissioning and O&M engineering teams.

Key Responsibilities: 

• Perform structural stress and fatigue analysis for mechanical assemblies, enclosures, and supporting infrastructure used in ON.energy’s product offering.
• Lead and/or review Finite Element Analysis (FEA) models or reports to validate mechanical designs under static, dynamic, thermal, and seismic loading conditions.
• Ensure mechanical and structural safety under operational loads, transportation loads, vibration, and environmental conditions.
• Evaluate failure modes and recommend design improvements to enhance durability, reliability, and lifecycle performance.
• Collaborate with BESS, Power Electronics and Controls teams to ensure integrated system performance.
• Support development and review of mechanical documentation including calculations, reports, specifications, and as-built drawings.
• Experience designing heating, ventilation, and air-conditioning (HVAC) systems. Overall have experience with thermal design of enclosures e.g. calculations of HVAC, identification of temperature limits, humidity management and mitigation.
• Participate in product design sprints with the development team.
• Provide technical input during product design iterations based on lessons learned from project engineering design, installation, commissioning, and operations.
• Project management skills.
• Excellent communication skills across technical and non-technical teams.
• Willing to travel up to 20% for product FAT inspection and site commissioning witnessing.

Required Skills & Experience

• Bachelor’s degree in Mechanical Engineering or similar technical field.
• 15+ yearsof hands-on structural and mechanical engineering experience in project-based or industrial settings.
• Strong experience performing stress analysis, fatigue analysis, and vibration assessment.
• Demonstrated experience ensuring structural safety and compliance with applicable engineering standards and codes.
• Ability to interpret engineering drawings and develop detailed reports and calculations.

Preferred Experience:

• Experience with Power Electronics, UPS/mission critical applications or utility-scale infrastructure where mechanical system are applied.
• Panel building mechanical design experience for power and controls/IT equipment.

Supply Chain Manager – Transformers

The Supply Chain Sourcing Manager – Transformers is responsible for planning, sourcing, purchasing, logistics, and supplier management across transformer and substation equipment. This role focuses on power transformers, distribution transformers, auxiliary transformers, and associated balance-of-system components to ensure on-time, cost-effective, and high-quality delivery of materials and services.

The role partners closely with Engineering, Operations, Finance, and Quality to align supply chain strategy with business objectives and support safe, reliable, and scalable energy infrastructure deployments.

Category-Specific Responsibilities – Transformers

• Source and manage procurement of power transformers, distribution transformers, pad-mounted units, and related substation equipment.
• Oversee technical specifications for transformer systems, including:
  • Voltage ratings, MVA capacity, and impedance characteristics
  • Cooling systems (ONAN, ONAF, OFAF, etc.)
  • Insulation systems and dielectric performance
  • Losses (no-load and load losses) and efficiency requirements
  • Protection, monitoring, and control systems
• Partner with Engineering on:
  • Transformer sizing and specification development
  • Substation design and system integration
  • Grid interconnection requirements and utility standards
  • Protection schemes and relay coordination
  • SCADA and communication protocols
• Negotiate supply agreements to include pricing, warranties, performance guarantees, spare parts, and long-term service agreements (LTSA).

Strategic Sourcing & Procurement

• Develop and execute sourcing strategies for transformers and electrical infrastructure components.
• Lead supplier selection, qualification, RFQs/RFPs, negotiations, and contracting.
• Manage commercial terms, pricing structures, delivery schedules, and escalation clauses.
• Drive cost optimization through multi-sourcing, should-cost modeling, and total cost of ownership (TCO) analysis.

Supplier Relationship Management

• Build and maintain strong relationships with transformer OEMs, EPC partners, and key component suppliers.
• Conduct supplier performance reviews across quality, delivery, cost, and technical responsiveness.
• Lead supplier corrective actions, risk mitigation efforts, and continuous improvement initiatives.

Cross-Functional Collaboration

• Work with Engineering on specifications, equipment selection, and change management.
• Partner with Operations to support project execution, installation, and commissioning.
• Align with Finance on budgeting, cost tracking, and savings initiatives.
• Support Quality in NCR resolution, failure analysis, and supplier audits.

Continuous Improvement & Risk Management

• Monitor market trends in transformer manufacturing, raw materials (e.g., copper, steel), and supply chain constraints.
• Identify and mitigate risks related to long lead times, manufacturing capacity, geopolitical factors, and evolving grid standards.
• Implement process improvements to streamline procurement and improve scalability.
• Develop contingency plans for supply disruptions, quality issues, or performance risks.

Qualifications

• Bachelor’s degree in Supply Chain, Business, Engineering, or related field.
• 5+ years of supply chain or procurement experience, with transformer, substation, or power systems experience strongly preferred.
• Strong understanding of transformer technologies, grid infrastructure, and industry standards (IEEE, IEC).
• Proven negotiation, analytical, and contract management skills.
• Excellent communication and cross-functional stakeholder management skills.

Requirements

We are seeking a Senior AWS Cloud / DevOps / Platform Engineer who operates with a high level of autonomy and technical leadership to design, build, and operate scalable, secure AWS environments.

This role is ideal for experienced engineers who not only have deep hands-on AWS expertise, but can also independently drive architecture decisions, lead implementations end-to-end, and proactively identify improvements across cloud infrastructure, networking, and automation.

You will partner with DevOps, Security, and Application teams while serving as a key technical owner for cloud platform reliability, scalability, and performance.

Key Responsibilities

• Lead the design, deployment, and ongoing optimization of AWS infrastructure using Infrastructure as Code (IaC) (CDK, CloudFormation, Terraform)
• Own AWS networking architecture and implementation, including:
  • VPC design, subnet strategy, and routing
  • Client VPN and site-to-site VPN
  • Internet Gateways, NAT Gateways
  • Security Groups and Network ACLs
  • VPC Peering, Transit Gateway, and PrivateLink
• Architect and support hybrid and multi-account AWS environments at scale
• Independently diagnose and resolve complex networking issues, including VPN, Direct Connect, and routing challenges
• Drive CI/CD and infrastructure automation initiatives in collaboration with DevOps teams
• Proactively monitor and optimize cloud environments for performance, cost, scalability, and availability
• Lead incident response, root cause analysis, and implementation of preventive measures
• Ensure adherence to AWS security best practices and compliance standards
• Produce and maintain high-quality technical documentation and architectural diagrams

Required Skills & Experience

• 5–8+ years of experience in cloud, infrastructure, or DevOps engineering
• Strong hands-on expertise with AWS services, including:
  • EC2, VPC, IAM, ALB/NLB, Route 53
  • S3, RDS, CloudWatch
• Advanced networking knowledge, including:
  • TCP/IP, DNS, HTTP/S
  • CIDR design, subnetting, and routing strategies
  • Firewalls, load balancing, and secure network design
• Proven experience designing and managing Infrastructure as Code solutions
• Strong Linux systems knowledge
• Demonstrated ability to independently troubleshoot and resolve complex system and network issues
• Experience operating in multi-account AWS environments (AWS Organizations, cross-account access)

Education (Required)

• Bachelor’s degree in Computer Science, Engineering, Information Systems, or a related technical field from an accredited university in LATAM (e.g., Argentina, Chile, México, or equivalent) is required

Soft Skills

• Strong ownership mindset with the ability to work independently and drive outcomes
• Excellent problem-solving and analytical skills
• Ability to clearly communicate complex technical concepts in English
• Proactive, self-directed, and highly accountable
• Collaborative approach with the ability to influence across teams

We are looking for a hands-on Senior Data Engineer to join a small team (2 Data Engineers + 1 Data Analyst). You will help scale our AWS-based data infrastructure, working primarily with industrial data sources and high-volume time-series data.

Responsibilities Will Include:  

• Engage directly with end users to understand how they consume data, and design solutions that serve their needs.
• Design, develop, and maintain scalable ETL/ELT pipelines for batch and real-time processing, including high-frequency time-series ingestion.
• Evolve the Data Lakehouse—optimizing storage, performance, and data consistency.
• Manage orchestration workflows with complex dependencies and error handling.
• Implement data governance, security controls, and audit policies across the AWS ecosystem, leveraging services such as AWS Lake Formation for centralized data lake permissions and governance.
• Optimize performance and cost (FinOps); identify and resolve technical bottlenecks.
• Partner with the Data Analyst to deliver production-ready, analytics-optimized datasets.
• Build monitoring, alerting, and data quality testing for platform reliability.

Requirements:

• Bachelor’s degree in Computer Science, Computer Engineering, or a closely related discipline is required.
• At a minimum, 5+ years of experience in Data Engineering, Analytics Engineering, or related roles.
• Deep hands-on experience with core AWS data services: Glue, Athena, Step Functions, Lambda, Kinesis, and Lake Formation.
• Hands-on experience with Apache Iceberg (required).
• Expert proficiency in Python (PySpark / Python Shell) and advanced SQL (window functions, CTEs, execution plan tuning).
• Solid grasp of ETL/ELT tooling and dimensional modeling best practices (Kimball).
• Experience preparing data architectures for visualization tools and operational/management reporting.
• Practical experience with NoSQL engines (e.g., DynamoDB) and relational SQL databases.
• Infrastructure as Code: Terraform or AWS CloudFormation.

Preferred Experience:

• Apache Airflow (MWAA experience preferred) or native AWS orchestration.
• Familiarity with dbt, Airbyte, or Fivetran.
• Experience automating CI/CD for Glue jobs or Lambda deployments.

Soft Skills:

• Senior peer mindset—leads through code reviews and mentorship, not hierarchy.
• Pragmatic decision-maker who picks the right tool for cost, efficiency, and project needs.
• Strong ownership of end-to-end data quality and system availability.
• Clear communicator who can translate business needs into technical solutions. 

Role Overview

We’re looking for a Senior BESS Engineer with project-based engineering experience to lead the BESS and DC Cabinet product design, documentation, project-specific technical compliance and support the development activities related to these products. This is a product focused role—we need someone who can speak fluently about both BESS systems and DC cabinets, ideally have experience with mission critical applications, and interface with project, commissioning and O&M engineering teams.

What You’ll Do

• Support the business development team by providing technical proposals e.g. SLDs and GAs that meet the customer’s needs.
• SOC analysis for multiple market applications.
• Compile product technical information packages for the project engineering team.
• Co-lead review and validation of the BESS- and DC Cabinet-related topics during the project execution phase.
• Maintain technical documentation including as-built drawings
• Support product development by capturing design improvement feedback from the different project phases: design, commissioning and O&M.
• Support product development by recommending design approaches and vendors of the main equipment.
• Participate in product design sprints with the development team.
• Participate in the product’s commissioning phase.

Required Qualifications

• Bachelor’s degree in Electrical Engineering, Power Electronics Engineering, or similar technical field.
• 8+ years of hands-on BESS engineering experience in project-based or industrial settings.
• Proven system-level design experience of MWh scale BESS
• Understanding of BESS systems integration with power electronics equipment.
• Ability to produce and read single lines and general arrangement drawings
• Excellent communication skills across technical and non-technical teams.
• Willing to travel up to 20% for product FAT inspection and site commissioning witnessing.

Preferred Plus

• Experience with Power Electronics, UPS/mission critical applications or utility-scale infrastructure

Role Description

The Senior Buyer is responsible for end-to-end procurement execution for BESS projects. This role is execution-focused, emphasizing disciplined delivery against project schedules and specifications. Category strategy and long-term supplier positioning are led by Sourcing / Category Managers.

Key Responsibilities

• Manage RFQs and RFPs.
• Build and maintain strong relationships with OEMs and integrators. 
• Coordinate with engineering teams to align procurement activities with technical requirements.
• Monitor supplier performance, lead times, and supply chain risks.
• Track market trends in utility and electrical equipment,  pricing, and the supplier landscape.
• Proactively manage delivery schedules, expediting, changes, and recovery plans.

Key Skills & Competencies:

• 3–5 years of experience in procurement, sourcing, or supply chain roles.
• Experience in renewable energy, power infrastructure, or energy storage.
• Experience with project-based procurement.
• Strong analytical skills and attention to detail.
• Ability to work comfortably in a fast-paced, growing organization.
• Proficiency in Excel and ERP / procurement tools (Procure and NetSuite)

Preferred Qualifications:

• 3–5 years of procurement experience in the energy or infrastructure sector.
• Bachelor’s degree in Electrical Engineering, Business Administration Supply Chain, or a related field.
• Experience with utility-scale or C&I energy projects.
• Familiarity with UL, IEC, and IEEE standards applicable to BESS equipment.

Why Join ON.energy

• Be part of a company driving the global energy transition.
• Work hands-on with cutting-edge BESS technology.
• High-visibility role with direct impact on project success.
• Entrepreneurial environment with opportunities for growth and ownership.

The Associate Asset Manager supports the operational, technical, and compliance oversight of grid-tied energy storage assets. This role focuses on ensuring assets operate safely, efficiently, and in full compliance with contractual, regulatory, and financial obligations.  The Associate Asset Manager works cross-functionally with O&M providers, OEMs, consultants, market operators, and internal stakeholders to protect asset value and optimize long-term performance.

Key Responsibilities:

• Support the Asset Management team in overseeing the day-to-day performance and operation of grid-tied energy storage assets.
• Monitor asset performance, availability, and operational KPIs to ensure assets are operating safely and efficiently.
• Support preparation of internal and external reports related to asset performance, operations, and compliance.
• Coordinate with O&M providers, OEMs, and other vendors to ensure preventive and corrective maintenance activities are completed in accordance with contractual obligations.
• Track asset compliance with regulatory requirements, grid interconnection agreements, permits, and market participation rules.
• Assist in managing relationships with third-party vendors, consultants, and service providers, ensuring performance aligns with contractual service levels.
• Review operational reports, maintenance records, and performance data to identify issues, trends, or opportunities for improvement.
• Support the tracking and resolution of operational incidents, outages, and underperformance events, including assisting with root cause analysis and corrective actions.
• Monitor and track warranty obligations, performance guarantees, and service agreement requirements. 
• Assist with maintaining and organizing asset documentation, including contracts, technical reports, compliance filings, and operational records.
• Review vendor invoices and support expense tracking to ensure alignment with project budgets and contractual agreements.
• Coordinate site visits, inspections, and technical assessments with internal teams and external consultants. 
• Maintain asset management trackers, compliance calendars, and operational databases.
• Identify operational risks and escalate issues to senior asset management staff when necessary.
• Support continuous improvement initiatives related to asset performance, operational processes, and vendor management.

Qualifications:

• Bachelor’s degree in engineering, energy systems, finance, business, or related field (required).
• 1-4 years of experience in renewable energy, energy storage

Site Project Manager, Energy Storage

The Commercial Project Controller plays a critical role in supporting the sales process by ensuring that new project opportunities are financially sound, commercially viable, and aligned with the company’s risk appetite. This role partners closely with cross-functional teams to evaluate deal structures, translate contractual terms into financial outcomes, and support informed decision-making throughout the sales cycle.  By strengthening deal quality and improving financial visibility, the Commercial Project Controller helps optimize margins, reduce risk, and enable successful project execution.

Key Responsibilities

• Develop project financial models, cash-flow forecasts, and profitability analyses for new sales opportunities.
• Assess and structure commercial terms, including payment schedules, warranties, guarantees, and liquidated damages (LDs), to align with financial targets and risk guidelines.
• Partner closely with Sales, Sales Engineering, Procurement, Project Management, Legal, and Finance to evaluate assumptions and support contract negotiations.
• Translate contractual language into clear financial implications and provide actionable recommendations to leadership.
• Identify key financial risks within project proposals and prepare concise financial summaries for internal approval processes.
• Apply a strong understanding of revenue recognition principles to ensure deal structures are accurate, compliant, and support proper financial reporting.
• Support the standardization of pricing tools and continuously improve modeling accuracy across the sales cycle.
• Ensure a seamless handover from sales to project execution by providing complete and accurate commercial documentation.
• Contribute to margin optimization and improved forecasting accuracy through scenario analysis and benchmarking.
• Strengthen overall deal quality and financial outcomes across the project pipeline

Required Skills & Experience

• Strong financial modeling, cash-flow forecasting, and project profitability analysis skills.
• Solid understanding of commercial contract terms and their financial impact
• Knowledge of revenue recognition principles and financial compliance requirements
• Experience working cross-functionally with sales, legal, project, and finance teams
• Strong analytical, communication, and stakeholder-management skills
• Ability to clearly present financial insights and recommendations to leadership
• Detail-oriented with a proactive approach to risk identification and mitigation

What You’ll Bring

• A commercial mindset with strong financial rigor
• The ability to balance growth opportunities with risk management
• A collaborative approach and comfort working in a fast-paced, project-driven environment

Location: Site based (Northwest Texas initially), 80% plus travel

Compensation: Hourly with overtime eligibility and per diem

We're looking for highly skilled and motivated Commissioning Technician II to join our best in class team and play a critical role in bringing complex projects to life. In this position, you'll be responsible for managing project technician during all stages of construction and installation, ensuring that all systems and equipment are installed, tested, and operate according to specifications and client requirements.

As a Commissioning Technician II at ON.energy, you will:

• Oversee field installation quality, ensuring electrical and mechanical components meet design specifications.
• Manage small team of 1-3 technicians to support project initiatives
• Participate within a culture of safety for all team members, complying with Job Hazard Analysis (JHA) and Lock out tag out (LOTO) programs, maintaining zero recordable injuries.
• Perform initial power-up and low-voltage testing.
• Execute system wiring verification, sensor calibration, and communication checks.
• Assist engineers in functional testing and troubleshooting.
• Maintain tool and equipment readiness for commissioning tasks.
• Proficient in the safe use of standard hand tools (wrenches, screwdrivers, pliers, torque tools, etc.) for assembly, installation, and adjustment of equipment.
• Ability to operate specialized electrical diagnostic tools, including but not limited to digital multimeters, clamp meters, insulation resistance testers, and other measurement devices commonly used in battery energy storage systems.

Requirements

• Strong understanding of electrical schematics, power distribution, and BESS components.
• Experience in electrical testing, troubleshooting, and commissioning procedures.
• Experience with Medium Voltage switching procedures.
• Associate degree, military training, technical or equivalent experience in electrical/mechanical systems.
• Safety certifications (OSHA 30, OSHA 10, NFPA 70E, First Aid, CPR, AED) preferred.
• Ability to be site based 8 weeks on, 1 week off. 

Location: Atlanta area is preferred. Role will require travel to projects sites.

Role Summary
The Controls Engineer is responsible for deploying, configuring, and supporting control systems for utility-scale Battery Energy Storage System (BESS) projects. This role is central to commissioning success, ensuring reliable operation and integration of Siemens PLC-based control systems with EMS, PCS, BMS, protection systems, and site networks.

Key Responsibilities
Deploy, configure, and support Siemens PLC-based control systems for BESS projects
Support commissioning activities including system bring-up, integration testing, and site acceptance testing (SAT)
Troubleshoot PLC logic, communications, and I/O issues during commissioning and early operations
Integrate PLCs with EMS, PCS, BMS, protection relays, meters, and SCADA systems
Support communication protocols such as Modbus TCP/RTU, IEC 61850 (as applicable), and other OT interfaces
Collaborate closely with Network Engineers, Deployment Engineers, EMS teams, and Field Commissioning teams
Support factory acceptance testing (FAT) and field commissioning activities
Assist with developing standardized PLC configurations, templates, and commissioning procedures
Review and validate control system documentation, drawings, and as-built configurations
Travel to project sites during deployment and commissioning phases as required

Required Experience & Skills
Hands-on experience with Siemens PLC platforms (TIA Portal, S7-1500 / S7-1200 or similar)
Experience commissioning or supporting industrial control systems in the field
Strong understanding of PLC-based control architectures and OT systems
Experience integrating PLCs with external systems (EMS, SCADA, PCS, BMS, protection)
Ability to troubleshoot across controls, networking, and software boundaries
Comfortable working in fast-paced commissioning environments with time pressure
Willingness to travel to project sites during deployment and commissioning

Preferred Experience
Experience with utility-scale BESS, power generation, renewables, or substation environments
Familiarity with EMS platforms and grid-interactive systems
Experience supporting commissioning teams on live sites
Understanding of cybersecurity considerations in OT environments
Background working alongside EPCs, vendors, and OEMs

What Success Looks Like (6–12 Months)
Siemens PLC-based control systems are deployed reliably across new BESS projects
Commissioning timelines are supported through rapid issue resolution and system readiness
Control system integration issues are identified and resolved efficiently
Documentation quality and repeatability improve across deployments
Field and commissioning teams trust this role as a key technical partner

We’re looking for a Controls Engineer with project-based engineering experience to support network-and-controls-related hardware product design, documentation, project-specific technical compliance and support the development activities related to these products. This is a product focused role—we need someone who can speak fluently about both network architecture and industrial control systems, ideally have experience in mission critical applications, and interface with IT, software, project, commissioning and O&M engineering teams.

What You’ll Do

• Support the business development team by providing technical proposals e.g. network diagrams that meet the customer’s needs.
• Collaborate across control systems, SCADA, and IT teamsto ensure complete and secure connectivity
• Integrate and support industrial protocols like Modbus, DNP3, and OPC-UA
• Compile product technical information packages for the project engineering team.
• Co-lead review and validation of network/controls product-related topics during the project execution phase.
• Maintain technical documentation including as-built drawings
• Support product development by capturing design improvement feedback from the different project phases: design, commissioning and O&M.
• Support product development by recommending design approaches and vendors of the main equipment.
• Participate in product design sprints with the development team.
• Participate in the product’s commissioning phase.

Required Qualifications

• Bachelor’s degree in Controls Engineering, Electronics Engineering, or similar technical field.
• 3+ yearsof hands-on controls engineering experience in project-based or industrial settings.
• Strong grasp of protocols (TCP/IP, BGP, OSPF, VLANs, VPNs)
• Familiarity with control systems and operational technology (OT)
• Ability to produce and read network and control architecture drawings
• Excellent communication skills across technical and non-technical teams.
• Willing to travel up to 20% for product FAT inspection and site commissioning witnessing.

Preferred Plus

• Experience with BESS, SCADA, EMS, Safety Systems or utility-scale infrastructure
• Background in energy, utility, or data center environments

Location: Alpharetta area, Hybrid on-site 3-4 days per week.

Role Overview

The Deployment Engineer is responsible for preparing, configuring, and validating BESS control, network, and EMS systems prior to shipment to project sites. This role ensures systems arrive site-ready, reducing commissioning risk, minimizing field rework, and accelerating site bring-up.

This position is factory-focused and hands-on, working closely with engineering, controls, EMS, and commissioning teams to deliver fully validated systems before field deployment.

Key Responsibilities

• Perform factory pre-deployment of BESS systems, including controls, EMS, networking, and system configuration
• Configure and validate system components prior to shipment (PLCs, EMS, network devices, gateways, firmware, and software)
• Support Factory Acceptance Testing (FAT) activities and ensure systems meet commissioning readiness requirements
• Validate system configurations, versions, and integration points prior to site deployment
• Identify and resolve issues early to prevent downstream field and commissioning delays
• Collaborate with Controls Engineers, EMS Deployment Engineers, Network Engineers, and Engineering teams
• Develop and execute pre-deployment checklists, validation steps, and sign-off procedures
• Document system configurations, versions, and factory-validated states
• Support continuous improvement of factory pre-deployment standards and processes
• Provide limited field support during commissioning as needed to ensure continuity between factory and site execution

Required Qualifications

• Experience supporting deployment, integration, or commissioning of OT or industrial systems
• Hands-on experience configuring and validating control systems, EMS/SCADA, or industrial networks
• Strong understanding of system integration across controls, networking, and software domains
• Ability to follow and improve structured deployment and validation processes
• Comfortable working in fast-paced production or factory environments
• Strong troubleshooting and attention to detail
• Willingness to travel occasionally to support commissioning or site bring-up as needed

Preferred Experience

• Experience with utility-scale BESS, renewables, or power generation systems in Linux CLI environment
• Familiarity with Siemens PLCs, Ignition EMS, and industrial networking concepts
• Experience supporting FATs or factory integration activities
• Experience working alongside commissioning and field deployment teams
• Background bridging engineering design and field execution

What Success Looks Like (First 6–12 Months)

• Systems arrive on site in a validated, deployment-ready state
• Commissioning timelines improve due to reduced rework and configuration issues
• Factory-identified issues prevent downstream site delays
• Pre-deployment processes become standardized and repeatable
• Field and commissioning teams trust factory outputs and documentation

The Opportunity

As Director of Policy, you will define and execute ON.energy’s grid and regulatory strategy at a time when large load growth, interconnection reform, and reliability standards are being rewritten in real time.

This role sits at the intersection of policy strategy, regulatory process and power engineering. At its core, it is an education/advocacy role. You will interact with ISOs, RTOs, utilities, regulators, and policymakers to enable them to understand how On.energy's technology uniquely supports grid reliability and power quality, and how large, flexible loads can be integrated responsibly.

You will partner with the ON.energy COO, CTO, Sales, and CEO to define our market and policy strategy and own execution across ISO territories. Your mandate is to proactively educate and advocate for the wholesale electric market policies, shape technical narratives, and ensure ON.energy is correctly understood in the rooms where energy polict is set.

What You’ll Do

Educate the Grid

• Serve as ON.energy’s policy voice in ISO/RTO stakeholder processes, technical committees, and tariff proceedings.
• Clearly explain how energy policy should consider and value that On.energy's MV UPS addresses grid challenges such as short circuit ratios, voltage and frequency ride-through, reactive power support, and grid-forming vs. grid-following controls.
• Develop technical briefs, presentations, and comment letters that make complex engineering concepts accessible to regulators and policymakers.

Shape the Technical Narrative

• Lead policy engagement for On.energy in regulatory rulemaking and tariff stakeholder proceedings related to large load interconnection, inverter-based resource standards, voltage ride-through, and system strength.
• Proactively identify upcoming NERC, FERC, ISO, and state rulemakings that affect large load integration and help frame the conversation early.
• Partner with the CTO to ensure our product capabilities are accurately represented in planning studies and regulatory discussions.

Strategy & Execution

• Own ON.energy’s ISO/RTO engagement strategy across key markets (e.g., ERCOT, PJM, MISO, SPP).
• Embed regulatory and grid requirements early in engineering design and customer contracting.
• Identify regulatory risks early and resolve them before they slow deployment.

Industry Leadership

• Build trusted relationships with ISO leadership, FERC staff, state regulators, and utility engineering teams.
• Participate in technical working groups and conferences to elevate us as a credible, policy-first voice on large load integration.

What We’re Looking For

• 3-5 years of energy policy advocacy experience.
• Background in power systems engineering, grid operations, or transmission planning.
• Direct experience with ISO/RTO stakeholder proceedings and tariff development.
• Ability to translate technical detail into clear, persuasive communication for non-engineering audiences.
• High ownership, sound judgment, and comfort operating in ambiguity.
• Graduate degree in EE or Energy Policy preferred.

The Project Controller is responsible for overseeing all financial aspects of service project execution, including preventative and reactive maintenance, performance monitoring, and warranty activities. This role manages budgeting, forecasting, cost control, revenue recognition, cash collection, risk management, and compliance across ongoing service agreements. As a key liaison between Project Management, Finance, and other departments, the Project Controller ensures accurate financial tracking, reporting, and governance throughout the full-service lifecycle, including contract execution, warranty periods, and continuous service delivery.

Key Responsibilities

• Budgeting and Forecasting: Develop and maintain project budgets, update forecasts, and manage cash flow projections
• Cost Control & Analysis: Track project costs, analyze variances, and support corrective action plans
• Project Monitoring & Reporting: Maintain performance dashboards and prepare periodic project financial reports
• Contract: Ensure contract terms are adhered to regarding financial reporting, milestones, liquidated damages and billing
• Risk & Change Management: Assess financial impacts of project changes and integrate approved adjustments into forecasts and billing
• Compliance and Governance: Ensure adherence to corporate, audit, and accounting standards (SOX, GAAP)
• Customer Billing & Invoicing: Oversee accurate and timely billing aligned with contract terms; support AR in resolving issues
• Month End Close: Apply appropriate revenue recognition methods (POC, milestone-based, straight line, time & materials) in accordance with accounting standards
• Oversight: Review and approve purchase orders, invoices, contracts all in line with budget and proper cost allocation
• Claims & Change Orders: Quantify, track, and support financial recovery of claims, variations, and change orders in alignment with contractual terms
• Warranty Management: Track warranty provisions, monitor actual warranty costs against accruals, and ensure appropriate financial reporting during the warranty period
• Commercial & Margin Support: Provide financial insights to improve project profitability and support bid/tender processes with cost benchmarks and risk assessments

Qualifications

• Bachelor’s degree in Finance, Accounting, Engineering, Construction Management, or related field.
• 5–7 years of project-controls experience in service projects
• Strong proficiency with NetSuite, Procore, and advanced Excel;
• Proven ability to communicate complex ideas simply and drive proactive process improvements.
• Takes initiative and contributes actively to a fast-growing, results-driven team

On.Energy is a fast-growing, end-to-end clean energy solution provider that develops, engineers, supplies, constructs, commissions, and operates hybrid and standalone energy storage solutions. We specialize in both front-of-the-meter and behind-the-meter applications for utility and commercial/industrial clients across North and Latin America. With proprietary technology like our On.Command Energy Management System and a presence in the U.S., Mexico, Peru, and Chile, we are rapidly expanding our footprint in the Data Center infrastructure market.

Position Overview:

The Project Executive – Data Center Projects is responsible for the full lifecycle execution of battery energy storage system (BESS) and hybrid energy projects for data centers. This role oversees all phases of planning and execution, ensuring projects are delivered safely, on time, within budget, and in compliance with quality and contractual obligations.

Key Responsibilities:

• Serve as the primary point of contact with the client, maintaining alignment across all project stages.
• Manage the full scope of project execution, including safety, schedule, budget, engineering, quality, commissioning, and compliance. 
• Develop, maintain, and monitor project schedules using recognized tools and methodologies.
• Own project budgets from initial planning to final close-out, including monthly forecasting and variance tracking.
• Identify, assess, and mitigate project risks related to cost, safety, quality, and delivery.
• Lead contract negotiations with EPCs, subcontractors, and third-party vendors.
• Manage all change orders, RFIs, NCRs, PCNs, and VCNs in a timely and traceable manner.
• Oversee invoice review and approvals across all phases of project delivery.
• Ensure project documentation, client reporting, and internal reporting is clear, accurate, and timely.
• Foster strong relationships with suppliers and partners to improve execution quality and delivery performance.
• Support contract close-out and final project documentation handover.

Qualifications:

• Bachelor’s Degree in Engineering or related technical field (required).
• Minimum of 5 years of progressive experience in energy project management, preferably in battery energy storage or related fields.
• Experience with having direct reports as this position will have a Site Project Manager(s) within their organization 
• Demonstrated experience managing EPC contractors, negotiating construction contracts, and overseeing complex infrastructure projects.
• Proficient in project scheduling tools (e.g., MS Project, Primavera) and budget tracking systems.
• Deep understanding of project controls, cost forecasting, and risk management best practices.
• Proven ability to manage multiple complex projects simultaneously.
• Excellent communication and client-facing skills.
• Bilingual English/Spanish preferred (not required).
• Willingness to travel to project sites in the U.S. and Latin America as needed.

Why Join On.Energy:

You’ll be part of a mission-driven team building the clean energy infrastructure of the future. We offer competitive compensation, growth opportunities, and a dynamic international environment where innovation is valued and impact is real.

Requirements

Project Safety Manager

Location: United States, project based on site. Current sites in Texas. Travel rotation is 4 weeks on site, 1 week off. 

Compensation: Salary with per diem or expense model

Job Description:

This position applies developed subject matter expertise to solve unique and moderately complex health and safety, and environmental implementation issues within established site-specific Health and Safety, and Environmental (HSE) Plans and recommends appropriate solutions or alternative methods ensuring compliance. Acts as a Project Management Team member, providing HSE oversight on all delivery activities, along with facilitating team HSE decision making. Does not require day-to-day supervision and has the ability to resolve most issues but may seek advice in order to make more complex decisions. Must be able to travel and work remotely as required for project support. The Project Safety Manager will Support IPP and Data Center project delivery teams and report to the Director of Global Safety.

Responsibilities:

· Acts as a technical advisor to project team and contractors.

· Independently determines approaches and develops solutions to resolve HSE issues.

· Performs continual monitoring of equipment, structures, and work in progress to ensure required health and safety, and environmental plans for the project and all applicable regulations, codes and standards are followed.

· Stops work when unsafe and determines appropriate corrective and preventative action to be taken and completed prior to restarting.

· Performs weekly safety inspections of the ongoing project work and provides direct feedback to the working group.

· Established a weekly safety inspection/assessment schedule with each contractor/vendor working at site and ensure corrective and preventative actions are implemented.

· Develops and conducts project H&S and environmental orientation sessions for all persons working or entering the project site and maintains training records.

· Plans, conducts, or coordinates necessary training programs to promote knowledge of and conformity with health and safety, and environmental issues per phase of project.

· Ensures industrial hygiene and environmental monitoring is performed as necessary and instrumentation equipment is maintained.

· Leads, coordinates, and participates in simple and complex investigations of near misses, injuries, unsafe conditions, and incidents that do or could involve actual or potential liability; maintain records of pertinent data and compile required analysis reports on such investigations.

· Attends tailboard meetings, pre job briefings and JSA review meetings.

· Leads and develops content for project weekly safety meeting with project management team and contractor/vendor management participation.

· Assists and/or maintains the On Energy online project HSE data base: (safety observations, incident reporting, training, etc.).

· Assist and/or develop project related H&S and environmental programs as may be required for project compliance with local, state, or federal regulations.

· Assist and/or develop training curriculum and conduct required training sessions to educate employees on the safe and compliant work practices associated with project activities.

Administration and Communications Requirements:

· Plans and manages work activities for themselves to accomplish project goals and objectives.

· Ensures H&S and environmental plans are comprehensive and effective in meeting established goals and objectives.

· Handles multiple priorities requiring frequent interpretation of programs and procedures.

· Interprets, explains, advises, and makes recommendations on moderately complex issues to project management team.

· Strong team and leadership skills, with the ability to mentor, coach, and guide others.

· Strong verbal and written communication skills for effectively communicating with internal and external customers.

· Ability to build strong relationships both internally and externally is a key priority.

· Must be proficient in Microsoft word, excel and power point programs.

Analytical and Technical Requirements:

· Requires original and innovative thinking in developing results or recommending process improvement.

· Ability to analyze technical and regulatory information, make sound judgments, and provide prudent recommendations.

· Regularly make decisions that are covered by general methods and procedures requiring frequent interpretations of programs and processes.

· Conducts predictive trend analysis to determine corrective and preventative actions on negative indicators.

· Thorough knowledge in the field of health and safety, as well as general environmental regulations for the construction/renewables industry.

· Develop, implement, and evaluate programs and procedures in areas i.e. high-risk activities: working at height, lifting & rigging, electrical safety, lockout/tagout, fire, deep excavation, confined space and hazardous materials, and other areas i.e. ergonomics, emergency preparedness, industrial hygiene and general safe work practices.

Qualifications:

· Ten plus years work experience in EPC projects and/or heavy construction industry, with safety related certification, e.g., Construction Health and Safety Technician (CHST) or equivalent.

· Low voltage/medium voltage electrical safety experience.

· Track record of sustained implementation and overall management of construction safety programs, that achieved a demonstrated record of performance achievement in past positions.

· Strong leadership skills

Required travel: this is a project-based position.

Travel Requirement: >80% 

Position Type: Full-Time, Field-Based (TX and other states)

Overview 

The Site ReadinessTechnician plays a critical role in ensuring all delivered and installed equipment meets the project Quality Plan, industry standards, and manufacturer specifications. This role performs detailed receiving inspections, validates construction quality after mechanical completion, and ensures Battery Energy Storage System (BESS) equipment is ready for commissioning and energization. 

The ideal candidate has strong experience in utility-scale power systems—such as BESS, solar, thermal/gas turbine, or other power plant environments—and thrives in a fast-paced, travel-heavy field role. 

Key Responsibilities 

Equipment Receiving & Quality Inspections 

• Perform incoming inspections of electrical and mechanical equipment including BESS containers, battery racks/modules, inverters, transformers, switchgear, telecommunications cabinets, and auxiliary systems.

• Validate that all delivered equipment matches approved submittals, drawings, and the project’s Quality Plan, meeting ON.energy’s high industry standards.

• Document shipping damage, deviations, and non-conformances; initiate NCRs and coordinate with engineering, vendors, and construction teams for resolution. 
   

Mechanical Completion Verification 

• Inspect equipment installations after mechanical completion to verify workmanship quality, adherence to codes/standards, and compliance with OEM requirements.

• Conduct detailed inspections on wiring terminations, cable routing, torque requirements, labeling, grounding, conduits, and enclosure integrity.

• Review and verify that installation meets NEC, IEEE, UL 9540/9540A, relevant utility standards, and project-specific QA/QC criteria. 
   

Documentation & Reporting 

• Maintain thorough inspection reports, punch lists, redlines, and photographic documentation.

• Track and verify corrective actions, ensuring issues are closed prior to energization or commissioning handoff.

• Support QA Manager in maintaining project-level Quality Plans and documentation control. 
   

Cross-Functional Collaboration 

• Work with construction teams, commissioning engineers, EPC partners, and OEM representatives to resolve field quality issues.

• Communicate findings clearly and professionally across disciplines, escalating issues when required.

• Support readiness reviews, quality walkdowns, and pre-energization verification activities. 
   

Required Qualifications 

• 3+ years of experience in one or more of the following:

• Power plants (thermal, gas turbine, peaker, etc.)

• Utility-scale solar

• Battery Energy Storage Systems

• High-voltage electrical or industrial environments 

• Data Centers 

• Strong ability to read and interpret electrical/mechanical drawings, one-lines, installation manuals, and QA/QC documentation.

• Experience performing field inspections, equipment verification, or construction quality control.

• Willing and able to travel over 80% to project sites nationwide.

• Understanding of codes and standards such as NEC, NFPA, IEEE, UL, ISO/IEC, and utility requirements. 
   

Preferred Qualifications

• Prior experience in QA/QC, commissioning, or field service roles.

• Familiarity with BESS architectures, inverters, transformers, MV equipment, and SCADA/telecom cabinets.

• Certifications such as NETA, AWS CWI, ISO 9001 auditor, or OSHA 30. 
   

Soft Skills 

• Strong attention to detail and a “zero-defect” mindset.

• Excellent communication and documentation habits.

• Ability to work independently in remote field environments.

• Professional, solution-driven approach to problem solving 
   

Location & Travel: Ability to be project site based up to 80% for duration of project. Initial project location will be Northwest Texas. Rotation is 4 weeks on, 1 week off. Candidates located near Houston are ideal but not required.

Compensation: Salary / Per diem or Expense / Annual Target Bonus

The Safety Coordinator position will use their knowledge, experience, and expertise to proactively identify potential hazards and implement preventive measures to protect employees and property. The Safety Coordinator will work closely with the on-site project team and assist in all items/activities related to safety, health, and environmental. The Safety Coordinator requires minimal day-to-day supervision and is able resolve simple issues but is expected to seek advice/direction from the Project Safety Manager in order to make more complex decisions. Must be able to travel and work remotely as required for full-time on-site project support. The Safety Coordinator will support field operations and will be used between project deployments to assist in corporate safety tasks such as procedure development, audit support, and training development. The Safety Coordinator will report to Director of Global Safety. 

Responsibilities: 

• Acts as a technical advisor to project team and contractors.
• Independently determines approaches and develops solutions to resolve simple HSE issues and works with HSE management to determine approaches and develops solutions to resolve complex HSE issues.
• Performs continual monitoring of equipment, structures, and work in progress to ensure required health and safety, and environmental plans for the project and all applicable regulations, codes and standards are followed.
• Stops work when unsafe and determines appropriate corrective and preventative action to be taken and completed prior to restarting.
• Participates in weekly safety inspection/assessment with each contractor/vendor working at site and ensures corrective and preventative actions are implemented.
• Assists in developing and conducting project H&S and environmental orientation sessions for all people working or entering the project site and maintains training records.
• Assists in planning, conducting, or coordinating necessary training programs to promote knowledge of and conformity with health and safety, and environmental issues per phase of project.
• Leads, coordinates, and participates in simple and complex investigations of near misses, injuries, unsafe conditions, and incidents that do or could involve actual or potential liability; maintain records of pertinent data and compile required analysis reports on such investigations.
• Attends tailboard meetings, pre-job briefings and JSA review meetings.
• Leads and develops content for project weekly safety meeting with project management team and contractor/vendor management participation.
• Assists and/or maintains the On Energy online project HSE data base: (safety observations, incident reporting, training, etc.).
• Assist and/or develop project related H&S and environmental programs as may be required for project compliance with local, state, or federal regulations.
• Assist and/or develop training curriculum and conduct required training sessions to educate employees on the safe and compliant work practices associated with project activities.

Administration and Communications Requirements:

• Plans and manages work activities for themselves with assistance from the Project Safety Manager to accomplish project goals and objectives.
• Ensures H&S and environmental plans are comprehensive and effective in meeting established goals and objectives.
• Handles multiple priorities requiring frequent interpretation of programs and procedures.
• Interprets, explains, advises, and makes recommendations on simple safety issues to project management team.
• Teamwork and leadership skills, with the ability to mentor, coach, and guide others in HSE behaviors.
• Strong verbal and written communication skills for effectively communicating with internal and external customers.
• Ability to build strong relationships both internally and externally is a key priority.
• Must be proficient in Microsoft word, excel and power point programs.

Analytical and Technical Requirements:

• Ability to analyze technical and regulatory information, make sound judgments, and provide prudent recommendations.
• Regularly make decisions that are covered by general methods and procedures requiring frequent interpretations of programs and processes.
• Thorough knowledge in the field of health and safety, as well as general environmental regulations for the construction/renewables industry.
• Assist in developing, implementing, and evaluating programs and procedures in areas high-risk activities such as: working at height, electrical safety, lockout/tagout, fire, and hazardous materials, and other areas i.e. ergonomics, emergency preparedness, industrial hygiene and general safe work practices.

Qualifications:  

• 3-5 years work experience in Battery Energy Storage projects and/or industrial electrical construction projects, with safety related certification, e.g., Construction Health and Safety Technician (CHST), Occupational Hygiene and Safety Technician (OHST) or equivalent. Or, work experience may be subsidized by a Degree in Occupational Safety and Health, or related field.
• Low voltage/medium voltage electrical safety experience with foundational knowledge of electrical safe work practices.
• Strong leadership skills
• Must be Bilingual in English and Spanish with the ability to read, write, and translate safety/training documentation from English to Spanish.  
• Must have valid passport or ability to obtain one.
• Ability to be project-site based for duration of projects.

The Sourcing Analyst is responsible for executing sourcing activities for critical direct material categories, including transformers and power distribution equipment, and supporting targeted sourcing efforts across indirect materials and services. The role focuses on RFQ execution, supplier coordination, and contract support prior to purchase order placement.

This role works closely with Engineering, Operations, and Finance, and interfaces directly with suppliers to manage commercial and sourcing workflows.

Sourcing

• Execute RFQ processes for direct material categories, including supplier outreach, quote collection, and bid evaluation
• Lead targeted sourcing activities for indirect materials and services, including RFQs, supplier communication, and quote comparisons
• Coordinate with Engineering and Operations on specifications, lead times, and supplier requirements for direct materials
• Support commercial alignment with suppliers, including pricing, scope, and delivery terms prior to award
• Support contract review, commercial terms alignment, and supplier negotiations across both direct and indirect categories
• Support supplier selection and onboarding in coordination with internal stakeholders

Supplier Management & Performance

• Establish and maintain supplier performance metrics across cost, delivery, quality, and service
• Collect and organize supplier data to support performance tracking and reporting
• Support periodic supplier and internal performance reviews
• Maintain ongoing communication with suppliers on commercial and performance topics

Planning & Supplier Coordination

• Develop and communicate vendor-facing forecasts and demand inputs
• Coordinate with internal teams to align sourcing requirements with supplier capabilities and lead times
• Maintain regular communication with suppliers on requirements, priorities, and updates

Operations & Process Development

• Coordinate supplier meetings, including agendas, action tracking, and follow-ups
• Maintain sourcing documentation, pricing data, and procurement records
• Support development of sourcing processes, tools, and reporting structures

Qualifications

• 3–5 years of experience in sourcing, procurement, supply chain, or related field
• Proficiency in Excel, including data analysis, pricing comparisons, and basic modeling
• Experience executing RFQs, supplier coordination, and sourcing workflows
• Experience supporting direct materials procurement, preferably in electrical equipment or industrial environments
• Familiarity with contract review, commercial terms, and supplier agreements
• Understanding of core procurement concepts, including pricing analysis, supplier evaluation, and cost drivers
• Strong organizational skills and ability to manage multiple suppliers and workstreams
• Strong communication skills, with experience working directly with external vendors and internal stakeholders

Preferred Qualifications

• Experience in energy, infrastructure, or manufacturing environments
• Familiarity with electrical infrastructure components (e.g., transformers, switchgear, power distribution systems)
• Experience working with ERP or procurement systems

Supply Chain Manager – Batteries

The Supply Chain Sourcing Manager – Batteries is responsible for planning, sourcing, purchasing, logistics, and supplier management across battery energy storage system (BESS) components. This role focuses on battery cells, modules, racks, battery management systems (BMS), and associated balance-of-system hardware to ensure on-time, cost-effective, and high-quality delivery of materials and services.

The role partners closely with Engineering, Operations, Finance, and Quality to align supply chain strategy with business objectives and support safe, reliable, and scalable energy storage deployments.

Category-Specific Responsibilities – Batteries

• Source and manage procurement of battery cells, modules, racks/enclosures, and fully integrated battery systems.
• Oversee technical specifications for battery systems, including:
  • Energy capacity, power ratings, and cycle life
  • Thermal management systems (liquid/air cooling)
  • Safety features (fire suppression, propagation mitigation)
  • Degradation performance and warranty profiles

Partner with Engineering on:

• • Cell chemistry selection (LFP, NMC, etc.)
  • System architecture and DC design
  • Thermal performance and environmental constraints
  • Communications protocols and EMS integration
• Negotiate Energy Storage Agreements to include pricing, warranties, performance guarantees, spare parts, and long-term service agreements (LTSA).

Strategic Sourcing & Procurement

• Develop and execute sourcing strategies for battery and energy storage components.
• Lead supplier selection, qualification, RFQs/RFPs, negotiations, and contracting.
• Manage commercial terms, pricing structures, delivery schedules, and escalation clauses.
• Drive cost optimization through multi-sourcing, should-cost modeling, and total cost of ownership (TCO) analysis.

Supplier Relationship Management

• Build and maintain strong relationships with battery OEMs, integrators, and key component suppliers.
• Conduct supplier performance reviews across quality, delivery, cost, and technical responsiveness.
• Lead supplier corrective actions, risk mitigation efforts, and continuous improvement initiatives.

Cross-Functional Collaboration

• Work with Engineering on specifications, product selection, and change management.
• Partner with Operations to support project execution, commissioning, and field readiness.
• Align with Finance on budgeting, cost tracking, and savings initiatives.
• Support Quality in NCR resolution, failure analysis, and supplier audits.

Continuous Improvement & Risk Management

• Monitor market trends in battery technology, pricing, and supply chain constraints.
• Identify and mitigate risks related to cell shortages, geopolitical factors, and evolving safety regulations.
• Implement process improvements to streamline procurement and improve scalability.
• Develop contingency plans for supply disruptions, quality issues, or performance risks.

Qualifications

• Bachelor’s degree in Supply Chain, Business, Engineering, or related field.
• 5+ years of supply chain or procurement experience, with battery, energy storage, or renewable energy experience strongly preferred.
• Strong understanding of battery technologies, BESS architecture, and industry standards.
• Proven negotiation, analytical, and contract management skills.
• Excellent communication and cross-functional stakeholder management skills.

ON.energy is seeking a Technical Accountant to support complex accounting matters related to renewable energy projects, energy storage assets, project financing structures, and corporate transactions. This role will work closely with finance, development, legal, and operations teams across the organization and will support accounting and financial reporting under U.S. GAAP.

The ideal candidate has strong technical accounting knowledge, experience working with U.S.-based companies or multinational organizations, and excellent analytical and documentation skills.

Key Responsibilities

• Research and analyze complex accounting issues and prepare technical accounting memoranda in accordance with U.S. GAAP.
• Evaluate accounting treatment for project finance structures, joint ventures, leases, equity investments, and debt instruments.
• Support accounting for energy storage projects, asset acquisitions, and project development costs.
• Analyze and document accounting treatment for revenue recognition, consolidation, derivatives, and fair value measurements.
• Assist with financial statement preparation and disclosures in accordance with U.S. GAAP.
• Support month-end and quarter-end close processes related to complex accounting areas.
• Collaborate with internal teams to assess accounting implications of new projects, financing arrangements, and contracts.
• Support external audits and work closely with auditors.
• Maintain and improve accounting policies, procedures, and internal controls.
• Monitor and evaluate the impact of new accounting standards (FASB / U.S. GAAP).

Qualifications

• Bachelor’s degree in Accounting or Finance.
• 4–7 years of experience in public accounting, technical accounting, or corporate accounting.
• Experience working with U.S.-based companies or multinational organizations.
• Strong knowledge of U.S. GAAP accounting standards.
• Experience preparing technical accounting analyses or memos preferred.
• Strong written and verbal communication skills in English.
• High attention to detail and strong analytical capabilities.

Preferred Qualifications

• Experience in renewable energy, infrastructure, utilities, or project-based industries.
• Familiarity with project finance structures.
• Knowledge of accounting standards  ASC 606 (revenue recognition).
• CPA (U.S. or Mexico) or progress toward certification is a plus.

The UX/UI Designer is responsible for the design, prototyping, and front-end development of SCADA products and automation interfaces that ensure a seamless and intuitive experience for operators and engineers managing energy storage systems. This role bridges aesthetic design, user research, and technical front-end implementation, working to transform complex system data and stakeholder feedback into high-performance, responsive, and scalable visual solutions.

In US:  Hybrid 3 days in office (Houston, TX)

In Mexico:  Remote

Key Responsibilities

- Design and maintain SCADA product interfaces and new features based on evolving user needs and technical feedback. Develop static front-end components using specialized industrial software, requiring strong proficiency in HTML, CSS, and modern layout techniques like Flexbox and Grid.
- Create, manage, and optimize vector graphics and SVGs for high-performance use within the SCADA environment.
- Utilize Adobe Illustrator and Figma to maintain and expand a comprehensive internal Design System, including styles, iconography, typography, and color palettes.
- Collaborate with the engineering team to solve logic problems and technical challenges when making product interfaces dynamic and data-driven.
- Design for a diverse range of environments, ensuring products are fully responsive and optimized for both Light and Dark modes.
- Optimize interfaces for touch-screen HMI devices, ensuring industrial-grade usability and ergonomics in the field. Maintain consistency and an excellent eye for detail across all screens and product modules to ensure a unified user experience.

- Design and implement intuitive workflows for complex tasks, such as device settings editing and system configuration.
- Facilitate regular feedback sessions with both English and Spanish-speaking users to gather qualitative insights and validate design directions.
- Refactor and optimize front-end code to improve system performance, maintainability, and long-term scalability.
- Proactively identify future design trends and technical improvements to ensure the product remains at the forefront of the energy storage market.

Requirements

• Bachelor's degree in Multimedia Design, Graphic Design, Interaction Design, UX/UI Design, or a related field, or equivalent experience.
• Strong proficiency in HTML and CSS, with expertise in modern layout techniques (Flexbox, Grid).
• Advanced skills in Adobe Illustrator and Figma for vector graphics, design systems, and prototyping.
• Experience creating and optimizing SVGs for web and industrial applications.
• Proven experience designing user interfaces for industrial, SCADA, or complex data-driven systems.
• Strong understanding of responsive design principles and multi-device optimization.
• Experience designing for both Light and Dark mode environments.
• Knowledge of touch-screen HMI design principles and industrial usability standards.
• Ability to collaborate with engineering teams to implement dynamic, data-driven interfaces.
• Experience conducting user research and feedback sessions with diverse user groups.
• Excellent attention to detail and commitment to visual consistency across products.
• Strong problem-solving skills and ability to balance aesthetic design with technical constraints.
• Fluency in English; Spanish language skills are a plus for US candidates.
• Willingness to travel for user research, commissioning, and stakeholder meetings as needed.

• Manage the General Ledger, ensuring all financial transactions are properly recorded, supported, and reconciled in accordance with internal accounting policies and US GAAP
• Prepare and review bank reconciliations, accounts payable, accounts receivable, prepaid expenses, depreciation, and other relevant balances.
• Support the execution of monthly, quarterly, and annual closings, including preparation of adjusting entries, variance analysis, and internal financial reports.
• Prepare consolidated financial reports, manage inter-company transactions, and coordinate with internal and external audits.
• Ensure compliance with US GAAP, accounting integrity, and internal controls, and provide proper documentation for audits.
• Collaborate with U.S.-based finance teams on financial analysis, budgeting, forecasting, and process improvements.
• Assist and participate in new ERP Implementation process.
• Roll up your sleeves and support day-to-day accounting needs while helping scale processes as the company grows.

Qualifications

• Bachelor's degree in Accounting (CPA certification preferred).
• Strong working knowledge of US GAAP.
• 5–10 years of hands-on accounting experience, ideally in fast-paced or high-growth environments
• Proven experience across general accounting, close process, and financial reporting.
• Comfortable operating both strategically and tactically — able to own processes while executing details.
• Experience with ERP systems (NetSuite, SAP, or similar).
• Fluency in English and Spanish (required).
• Highly proactive, detail-oriented, and adaptable — someone who thrives in a startup environment.

What will you do?

• Lead the global budgeting process, ensuring alignment with overall financial strategy and business objectives.
• Build and structure the budgeting function from the ground up, including processes, timelines, and reporting frameworks.
• Partner closely with FP&A and finance leadership to support financial planning, forecasting, and long-term projections.
• Review, consolidate, and challenge budgets across regions, ensuring accuracy, consistency, and alignment with company goals.
• Analyze monthly, quarterly, and annual performance, providing insights on budget vs. actuals, variances, and key drivers.
• Support the development of financial models and projections, working alongside FP&A to inform decision-making.
• Partner with regional leaders to review variances, track performance, and identify optimization opportunities.
• Ensure strong financial governance and compliance with internal controls across all regions.
• Manage and mentor the Budget Controller US and Budget Controller LATAM.
• Prepare high-level financial reports and presentations for senior leadership.
• Support internal/external audit processes with budget-related documentation.
• Drive continuous improvement in planning, forecasting, and reporting methodologies. 

What are they looking for?

• 5–10+ years of experience in budgeting, FP&A, or financial planning roles, preferably in multinational or high-growth environments.
• Strong experience with budgeting, forecasting, and variance analysis.
• Exposure to financial modeling and projections, with the ability to partner effectively with FP&A teams.
• Proven ability to build or improve budgeting processes and frameworks.
• Strong analytical and problem-solving skills, with attention to detail.
• Advanced Excel and experience with ERP/planning tools (e.g., NetSuite, SAP, or similar).
• Strong communication skills and ability to work cross-functionally and across regions.
• Ability to operate in a fast-paced, evolving environment with a hands-on mindset.
• Fluent English required (Spoken and Written).

The Lead Test Engineer will serve as a leader and facilitator of product development, validation, and de-risking activities. They will be responsible for the end-to-end planning and execution of advanced validation cycles within On’s own and partner facilities. The primary goals are to de-risk On Energy’s current and future product line system architecture through rigorous lab-based stress testing and to bridge the gap between lab results and reality by maintaining and operating lab capabilities to support training, troubleshooting, and customer engagement.

Key Responsibilities

Test Orchestration and Planning

• Facility Coordination: Serve as the primary technical point of contact for principal investigators and facility managers.
• Test Protocol Development: Design and document detailed test procedures that utilize laboratory Hardware-in-the-Loop (HIL) research assets to validate On Energy’s performance under extreme conditions (e.g., rapid frequency response, grid and load transitions, or grid instability). Synthesize product design criteria, industry standards, and customer requests into detailed workplans.
• Compliance & Safety: Ensure all On Energy hardware and test procedures comply with industry safety standards and local Site Operations protocols.

De-risking & Technical Validation

• Failure Mode Discovery: Use laboratory controlled environment to identify edge-case failures that are impossible to test in live field environments.
• Data Translation: Analyze high-fidelity data streams from laboratory sensors to provide actionable feedback to the On Energy product and project teams, as well as to On Energy component vendors, for firmware/hardware iterations.
• Verification: Report on data collected relative to product requirements and performance criteria for internal and customer review.

On Energy Commissioning and Training Coordination

• Staff Mentorship: Use the testing phase at NLR as a live training ground for On Energy’s field commissioning staff, familiarizing them with system behavior, diagnostics, and recovery.
• Manual Development: Convert lab-based learnings into field-ready Commissioning SOPs and Troubleshooting Guides.
• Staff Rotation Management: Coordinate the rotation of On Energy field technicians through the NLR facility to ensure knowledge transfer is uniform across the commissioning department.

Experience & Requirements

• Education: B.S./M.S. in Electrical Engineering, Systems Engineering, or a related field.
• Familiarity: Prior experience testing and modeling grid code compliance of large inverter-based resources. Experience working at a National Lab or within the DOE framework is preferred.
• Domain Expertise: Deep understanding of Energy Storage Systems (BESS), Power Electronics (Inverters/Rectifiers), and Grid-Forming technologies.
• The "Liaison" Factor: Exceptional communication skills—the ability to speak "Research" to NLR scientists and "Deployment" to On Energy field technicians.

Work Environment

• This role will lead initiatives in Denver Colorado and Houston Texas with periodic travel to both along with other On Energy project sites for the transition of validated technologies.

Role Summary

The OT Systems Engineer is responsible for deploying, configuring, and supporting operational technology (OT) networks for utility-scale Battery Energy Storage System (BESS) projects. This role is critical to successful commissioning and system handover, ensuring reliable communications between control systems, EMS, PCS, BMS, SCADA, and remote monitoring platforms.

This is a field-facing, deployment-oriented role focused on bringing new projects online.

Key Responsibilities

• Deploy and configure OT network infrastructure for BESS projects, including switches, routers, firewalls, cellular devices, and site communications equipment
• Support commissioning activities by ensuring reliable connectivity between EMS, PCS, BMS, protection relays, meters, and SCADA systems
• Configure network segmentation, VLANs, routing, and secure remote access appropriate for OT environments
• Troubleshoot network and communication issues during commissioning and early operations
• Work closely with Deployment Engineers, Controls Engineers, EMS teams, and Field Commissioning teams to resolve system integration issues
• Support site bring-up, factory acceptance testing (FAT), site acceptance testing (SAT), and handover to service teams
• Document site network architectures, configurations, and as-built drawings
• Contribute to the development of standardized network designs, templates, and deployment procedures
• Support remote monitoring, data acquisition, and secure connectivity to central monitoring platforms
• Travel to project sites as required during deployment and commissioning phases

Required Experience & Skills

• Experience deploying OT or industrial networks in the field (power, renewables, utilities, manufacturing, oil & gas, or similar)
• Strong understanding of TCP/IP networking fundamentals in operational environments
• Hands-on experience with industrial networking equipment (switches, routers, firewalls)
• Familiarity with SCADA, PLCs, HMIs, EMS, or industrial control systems
• Ability to troubleshoot across network, software, and controls boundaries
• Comfortable working in commissioning environments with incomplete information and time pressure
• Willingness to travel to project sites during deployment phases

Preferred Experience

• Experience with utility-scale BESS, solar, wind, or substation environments
• Experience with cellular networking, VPNs, and secure remote access for OT systems
• Familiarity with IEC 61850, Modbus, DNP3, or similar protocols (high-level understanding)
• Experience supporting commissioning teams in the field
• Background bridging IT networking concepts into OT environments

What Success Looks Like (6–12 Months)

• New BESS sites are brought online with stable, secure network connectivity
• Commissioning timelines are supported, not delayed, by network readiness
• Network issues are resolved quickly and collaboratively during deployment
• Site documentation and standards improve over time
• Field and commissioning teams trust this role as a reliable partner

The Project Controller is responsible for overseeing all financial aspects of project execution, from budgeting to forecasting, cost control, revenue recognition, risk management and compliance. This role is a key liaison between Project Management, Finance and other departments to ensure accurate financial tracking, reporting and governance across the project lifecycle.

Key Responsibilities

• Budgeting and Forecasting: Develop and maintain project budgets, update forecasts, and manage cash flow projections
• Cost Control & Analysis: Track project costs, analyze variances, and support corrective action plans
• Project Monitoring & Reporting: Maintain performance dashboards and prepare periodic project financial reports
• Contract: Ensure contract terms are adhered to regarding financial reporting, milestones, liquidated damages and billing. Support claims preparation and claims resolution
• Risk & Change Management: Assess financial impacts of project changes and integrate approved adjustments into forecasts and billing
• Compliance and Governance: Ensure adherence to corporate, audit, and accounting standards (SOX, GAAP)
• Customer Billing & Invoicing: Oversee accurate and timely billing aligned with contract terms; support AR in resolving issues
• Month End Close: Finalize project margin and accruals; ensure accurate revenue recognition based on Percentage of Completion (POC)
• Oversight: Review and approve purchase orders, invoices, contracts all in line with budget and proper cost allocation. Manage warranties and spare parts, including tracking, coordination, documentation, and timely resolution of warranty-related actions

Qualifications

• Bachelor’s degree in Finance, Accounting, Engineering, Construction Management, or related field
• 5–7 years of project-controls experience in construction, EPC or long term service projects in energy storage industry or similar
• Strong proficiency with NetSuite, Procore, and advanced Excel
• Proven ability to communicate complex ideas simply and drive proactive process improvements
• Takes initiative and contributes actively to a fast-growing, results-driven team