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At ON.energy, we are proud to be an equal opportunity employer, offering a wide range of career opportunities for individuals passionate about driving the energy transition forward. Our culture is dynamic, innovative, and far from the traditional corporate mold. We are built on a foundation of customer satisfaction, teamwork, trust, and an unwavering commitment to excellence.
Joining ON.energy means advancing your career in the energy sector with exciting opportunities across many departments and skill-sets. We embrace diverse perspectives and are dedicated to equipping our team with the tools, resources, and support they need to thrive.
Be a part of a company that values your ideas, fuels your growth, and empowers you to make a meaningful impact in shaping the future of energy.
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EMS Deployment Engineer
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ON.energy is building the power infrastructure that makes the AI era possible. As AI demand surges past what the grid and traditional data centers can support, ON.energy provides a new class of power technology proven at gigawatt scale and trusted by the world’s leading cloud and AI companies. Our systems are already deployed across 2.5 GW of hyper-scale campuses, validated by top U.S. national labs, and certified for grid-safe operation by major utilities. With real products in the field, we’re scaling faster than the grid can, transforming power from a bottleneck into a competitive advantage for the companies building the future.
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
For US-based roles - What you’ll get:
- Competitive salary + annual performance-based bonus eligibility
- Medical, dental, and vision insurance
- 401(k) with company match
- Paid time off and company holidays
For Mexico-based roles - What you’ll get:
- Competitive salary + annual performance bonus eligibility
- Christmas Bonus (Aguinaldo): 30 days
- Major medical expenses and life insurance
- Paid time off and holidays (per local policy)
For all roles:
- Professional development and growth opportunities
- Opportunity to grow with a mission-driven team shaping the future of clean energy
- Equal Opportunity: ON.energy is committed to equal employment opportunity and to maintaining a work environment free of harassment, discrimination, or retaliation.
- Accommodations: If you need an accommodation during the application process, email recruitment@onenergystorage.com
- Benefits vary by role and location and are subject to change.
Ready to apply?
Apply to ON.energy
ON.energy is building the power infrastructure that makes the AI era possible. As AI demand surges past what the grid and traditional data centers can support, ON.energy provides a new class of power technology proven at gigawatt scale and trusted by the world’s leading cloud and AI companies. Our systems are already deployed across 2.5 GW of hyper-scale campuses, validated by top U.S. national labs, and certified for grid-safe operation by major utilities. With real products in the field, we’re scaling faster than the grid can, transforming power from a bottleneck into a competitive advantage for the companies building the future.
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
For US-based roles - What you’ll get:
- Competitive salary + annual performance-based bonus eligibility
- Medical, dental, and vision insurance
- 401(k) with company match
- Paid time off and company holidays
For Mexico-based roles - What you’ll get:
- Competitive salary + annual performance bonus eligibility
- Christmas Bonus (Aguinaldo): 30 days
- Major medical expenses and life insurance
- Paid time off and holidays (per local policy)
For all roles:
- Professional development and growth opportunities
- Opportunity to grow with a mission-driven team shaping the future of clean energy
- Equal Opportunity: ON.energy is committed to equal employment opportunity and to maintaining a work environment free of harassment, discrimination, or retaliation.
- Accommodations: If you need an accommodation during the application process, email recruitment@onenergystorage.com
- Benefits vary by role and location and are subject to change.
Ready to apply?
Apply to ON.energy
ON.energy is building the power infrastructure that makes the AI era possible. As AI demand surges past what the grid and traditional data centers can support, ON.energy provides a new class of power technology proven at gigawatt scale and trusted by the world’s leading cloud and AI companies. Our systems are already deployed across 2.5 GW of hyper-scale campuses, validated by top U.S. national labs, and certified for grid-safe operation by major utilities. With real products in the field, we’re scaling faster than the grid can, transforming power from a bottleneck into a competitive advantage for the companies building the future.
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
For US-based roles - What you’ll get:
- Competitive salary + annual performance-based bonus eligibility
- Medical, dental, and vision insurance
- 401(k) with company match
- Paid time off and company holidays
For Mexico-based roles - What you’ll get:
- Competitive salary + annual performance bonus eligibility
- Christmas Bonus (Aguinaldo): 30 days
- Major medical expenses and life insurance
- Paid time off and holidays (per local policy)
For all roles:
- Professional development and growth opportunities
- Opportunity to grow with a mission-driven team shaping the future of clean energy
- Equal Opportunity: ON.energy is committed to equal employment opportunity and to maintaining a work environment free of harassment, discrimination, or retaliation.
- Accommodations: If you need an accommodation during the application process, email recruitment@onenergystorage.com
- Benefits vary by role and location and are subject to change.
Ready to apply?
Apply to ON.energy
ON.energy is building the power infrastructure that makes the AI era possible. As AI demand surges past what the grid and traditional data centers can support, ON.energy provides a new class of power technology proven at gigawatt scale and trusted by the world’s leading cloud and AI companies. Our systems are already deployed across 2.5 GW of hyper-scale campuses, validated by top U.S. national labs, and certified for grid-safe operation by major utilities. With real products in the field, we’re scaling faster than the grid can, transforming power from a bottleneck into a competitive advantage for the companies building the future.
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
For US-based roles - What you’ll get:
- Competitive salary + annual performance-based bonus eligibility
- Medical, dental, and vision insurance
- 401(k) with company match
- Paid time off and company holidays
For Mexico-based roles - What you’ll get:
- Competitive salary + annual performance bonus eligibility
- Christmas Bonus (Aguinaldo): 30 days
- Major medical expenses and life insurance
- Paid time off and holidays (per local policy)
For all roles:
- Professional development and growth opportunities
- Opportunity to grow with a mission-driven team shaping the future of clean energy
- Equal Opportunity: ON.energy is committed to equal employment opportunity and to maintaining a work environment free of harassment, discrimination, or retaliation.
- Accommodations: If you need an accommodation during the application process, email recruitment@onenergystorage.com
- Benefits vary by role and location and are subject to change.
Ready to apply?
Apply to ON.energy