Join our team at Core One! Our mission is to be at the forefront of devising analytical, operational and technical solutions to our Nation's most complex national security challenges. In order to achieve our mission, Core One values people first! We are committed to recruiting, nurturing, and retaining top talent! We offer a competitive total compensation package that sets us apart from our competition. Core One is a team-oriented, dynamic, and growing company that values exceptional performance!

Clearance Required: Active TS/SCI with Polygraph

Summary

We are seeking an experienced Requirements Integration Officer to lead requirements management and support technical IT solutions projects within a mission-critical environment. The ideal candidate will bring extensive experience in systems engineering, IT development, requirements management, and Agile methodologies. This role requires a proven ability to engage with stakeholders, translate mission needs into actionable system requirements, and ensure alignment across technical teams.

Key Responsibilities

• Serve as a lead engineer for requirements management across IT solutions projects.
• Conduct requirements elicitation, analysis, documentation, validation, verification, and traceability to ensure stakeholder needs are met.
• Align requirements to Agile sprint planning and support IT development teams throughout the lifecycle.
• Facilitate requirements discussions, stakeholder interviews, and documentation to capture and refine technical and business needs.
• Collaborate with systems engineers, software developers, and integrators to ensure requirements support design, development, and deployment objectives.
• Utilize JIRA, Confluence, and Microsoft Office Suite for requirements tracking, documentation, and collaboration.
• Support process improvement initiatives for requirements management and IT systems development.
• Develop and maintain systems documentation, including DoDAF architecture models and views where applicable.
• Ensure compliance with security, IT systems administration, and software development standards within mission-critical environments.

Qualifications 

• Active TS/SCI with Polygraph
• Bachelor’s Degree in Systems Engineering or related technical field
• 10+ years of direct experience in requirements management for technical IT solutions projects OR
• 15+ years of combined experience in requirements management for technical IT solutions projects, System/software development, IT systems administration, cybersecurity compliance  
• 6+ years of experience in a role such as a Systems Engineer, Software Engineer, Systems Integrator, etc.
• Experience with Agile requirements management and sprint planning for technical IT development teams 
• Experience conducting requirements elicitation, analysis, traceability, validation, verification, documentation, and alignment of requirements to Agile sprints for IT systems 
• Experience facilitating requirements discussion and stakeholder interviews and ensuring documentation, coordination, analysis, traceability, verification, and validation of resulting IT system requirements 
• Proficiency in Microsoft Office, JIRA, Confluence 

Desired Qualifications

• Experience using Human Centered Design (HCD) practices to develop user experience and user interface design requirements 
• Demonstrated domain knowledge of IT Project Management, Systems Engineering Software, Software Engineering, Software Development  
• Experience designing and documenting information in the DoDAF architecture models and views
• Agile Methodologies Certification or experience leading Agile sprint planning  
• Experience supporting technical IT development teams in the IC  
• Experience with successful execution of process improvement  
• 10+ years of experience working in the IC   

Core One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender identity, sexual orientation, national origin, or protected veteran status and will not be discriminated against on the basis of disability.

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Join our team at Core One! Our mission is to be at the forefront of devising analytical, operational and technical solutions to our Nation's most complex national security challenges. In order to achieve our mission, Core One values people first! We are committed to recruiting, nurturing, and retaining top talent! We offer a competitive total compensation package that sets us apart from our competition. Core One is a team-oriented, dynamic, and growing company that values exceptional performance!

Clearance Required: Active TS/SCI w/ Polygraph

Summary

Core One is seeking a Cloud Solutions Architect who will be responsible for leading the technical design and implementation of the tool, ensuring that development practices align with sponsor requirements, security standards, and federal compliance frameworks. Beyond initial delivery, you will continue to lead the team post-deployment by managing maintenance, updates, and feature enhancements to ensure ongoing performance, compliance, and usability.

Key Responsibilities

• Lead the design, development, and deployment of the web-based tool using AWS cloud services on Sponsor's classified systems
• Drive and implement application architecture to ensure reliability and compliance with Sponsor and federal requirements
• Oversee coding standards, code reviews, and QA practices.
• Drive the integration of APIs, databases, and other services to support functionality for non-technical users.
• Partner with compliance officers, legal, and the Program Managers, to ensure development, documentation, and reporting meet regulatory expectations.
• Work closely with the IT PM and Sponsor stakeholders to translate requirements into technical solutions.
• Continuously improve system reliability, monitoring, and automation.

Required Qualifications

• Bachelor’s Degree, or more advanced degree, in Information Technology, Computer Science, Cybersecurity, Computer Engineering, Information Systems, or a related technical field 
• 3+ years of cumulative experience spanning IT systems administration, IT system/software development and integration, IT system/software development and integration, IT system/software testing, cybersecurity compliance, IT system troubleshooting, and incident response
• 2+ years of experience in system administration of Sponsor Systems 
• 6+ years of experience in application design, development and deployment of classified IC systems of similar scope and complexity   
• 4+ years of combined experience in Sponsor’s Amazon Web Services environment (C2S or C2E) cloud systems administration, containerization, cloud environment management, and compliance assessments 
• Experience with SecDevOps tools, such as CI/CD, code repositories, testing suites 
• Experience providing troubleshooting support for IT systems within IC environment 
• Certified in AWS or equivalent cloud technology 
• Experience with object-oriented programming languages, designing and administering relational databases, NoSQL data solutions, IT system/software testing and configuration management practices 
• Experience using IT operational status tools of Amazon Web Services and implementing IT Operations situational awareness insight using monitoring and logs, such as in Splunk dashboard, Elastic Search, ServiceNow 
• TS/SCI w/Poly

Desired Qualifications

• Experience with Agile requirements management and sprint planning for technical IT development teams 
• Master’s Degree in any of the above disciplines 
• Security+, Certified in Information Systems Security Professional, or equivalent  

Core One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender identity, sexual orientation, national origin, or protected veteran status and will not be discriminated against on the basis of disability.

__PRESENT

__PRESENT

__PRESENT

__PRESENT__PRESENT

__PRESENT__PRESENT

Join our team at Core One! Our mission is to be at the forefront of devising analytical, operational and technical solutions to our Nation's most complex national security challenges. In order to achieve our mission, Core One values people first! We are committed to recruiting, nurturing, and retaining top talent! We offer a competitive total compensation package that sets us apart from our competition. Core One is a team-oriented, dynamic, and growing company that values exceptional performance!

Clearance Required: Active TS/SCI with Polygraph

Summary

We are seeking a Technical Writer to develop, manage, and govern high-quality technical documentation across a complex, enterprise technology ecosystem. This role supports front-end, back-end, database, and security teams, ensuring all deliverables meet federal compliance (FedRAMP / RMF), audit readiness, and operational excellence standards.

The ideal candidate brings expertise in technical documentation, structured authoring, compliance artifacts (SSP, POA&M), and engineering documentation frameworks, with the ability to translate complex technical concepts into clear, actionable content for diverse stakeholders.

Key Responsibilities

• Develop and maintain compliance artifacts: System Security Plans, Security Assessment Reports, and Plan of Action & Milestones
• Ensure alignment with NIST SP 800-53 / RMF (800-37), FedRAMP Moderate/High baselines, and ICD 503
• Support ATO lifecycle documentation and audit readiness
• Produce high-quality developer-facing materials: API references, Integration guides, and SDK documentation
• Collaborate with Back-End Developers to ensure accurate and up-to-date API contracts
• Document Data dictionaries and metadata, Database schemas and relationships, and Data governance policies
• Work with Database Engineers to ensure data lineage, classification, and handling requirements are clearly documented
• Develop and maintain Standard Operating Procedures, change Enablement documentation and incident response runbooks
• Align documentation with ITIL processes
• Establish and enforce documentation standards and templates, version control and document lifecycle management and implement structured authoring and reuse strategies
• Serve as the central documentation liaison across Engineering teams, Security and compliance teams and Product and program leadership
• Participate in Agile/SAFe ceremonies to capture evolving requirements
• Utilize documentation tools and platforms: Confluence, SharePoint, Git-based documentation (Markdown) and API tools (Swagger/OpenAPI)
• Support automation of documentation workflows within CI/CD pipelines
• Prepare and manage documentation for FedRAMP audits and 3PAO assessments and Internal compliance reviews
• Ensure documentations are complete, accurate, and traceable and aligned with system configurations and controls
• Mentor junior writers or contributors, promote a culture of documentation as a critical engineering discipline
• Continuously improve documentation quality and usability

Qualifications 

• Active TS/SCI with Polygraph
• Bachelor's degree or higher in Technical Writing, English, IT or related field and 8+ years of technical writing experience in IT or cybersecurity environments
• OR Masters and 6+ years of relevant experience OR PhD and 3+ years relevant experience 
• Proven ability to document Complex systems and architectures and APIs and data models
• Strong understanding of Software development lifecycle (SDLC) and Agile methodologies
• Tools & Technologies: Confluence, SharePoint, Markdown, DITA, Swagger / OpenAPI, Git, Visio, Lucidchart, Jira, Azure DevOps

Desired Qualifications

• Experience with FedRAMP, NIST RMF, ICD 503
• Familiarity with DevSecOps environments
• Experience documenting cloud-native architectures
• Knowledge of structured authoring frameworks (DITA)
• Experience with diagramming tools (Visio, Lucidchart)

Core One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender identity, sexual orientation, national origin, or protected veteran status and will not be discriminated against on the basis of disability.

__PRESENT

__PRESENT__PRESENT__PRESENT__PRESENT__PRESENT__PRESENT

Join our team at Core One! Our mission is to be at the forefront of devising analytical, operational and technical solutions to our Nation's most complex national security challenges. In order to achieve our mission, Core One values people first! We are committed to recruiting, nurturing, and retaining top talent! We offer a competitive total compensation package that sets us apart from our competition. Core One is a team-oriented, dynamic, and growing company that values exceptional performance!

Clearance Required: Active TS/SCI with Polygraph

Summary

We are seeking a Security Analyst to support cybersecurity operations, compliance, and risk management for FedRAMP-authorized and Intelligence Community (IC) systems. This role is responsible for ensuring systems meet stringent federal security requirements while enabling secure, scalable, and compliant cloud and on-premises solutions.

The ideal candidate brings deep expertise in NIST frameworks, FedRAMP authorization processes, continuous monitoring (ConMon), and ATO lifecycle management, along with the ability to operate in classified or high-security environments.

Key Responsibilities

• Lead and support FedRAMP Moderate/High and IC ATO authorization processes
• Develop, review, and maintain security documentation: System Security Plans (SSP), Security Assessment Reports (SAR), Plan of Action & Milestones (POA&M)
• Ensure compliance with NIST SP 800-53 / 800-37 RMF, FedRAMP baselines, ICD 503
• Perform risk assessments, control assessments, and gap analyses
• Implement and manage RMF lifecycle activities (Categorize → Monitor)
• Track and manage POA&M remediation activities
• Facilitate security control inheritance and shared responsibility models
• Execute continuous monitoring strategies and reporting
• Analyze security posture using Vulnerability scans and Configuration compliance
• Produce monthly/quarterly ConMon deliverables
• Monitor and analyze security events and alerts
• Support incident response and forensic analysis
• Coordinate with SOC teams and stakeholders for threat mitigation
• Conduct root cause analysis and lessons learned
• Secure cloud environments aligned with FedRAMP controls
• Implement identity and access controls
• Support 3PAO assessments and audits
• Prepare evidence artifacts for FedRAMP JAB/Agency ATO reviews and Inspector General (IG) audits
• Coordinate with internal/external auditors
• Utilize security tools for monitoring and compliance: Splunk, Sentinel, Vulnerability management tools, RSA Archer, ServiceNow
• Support automation of compliance and reporting workflows
• Act as liaison between Engineering teams, ISSOs / ISSMs, and Compliance and audit teams
• Provide security guidance during system design and change management
• Mentor junior analysts and support team development
• Promote a culture of security-first engineering and compliance excellence
• Contribute to security governance and policy development

Qualifications 

• Active TS/SCI with Polygraph
• Bachelor's degree or higher in Cybersecurity, IT, or related field and 5+ years' experience in Cybersecurity in federal or IC environments
• OR Masters and 3+ years of experience in Cybersecurity in federal or IC environments
• Strong Knowledge of NIST RMF (800-37), NIST 800-53 controls, and FedRAMP requirements
• At least one of the following certifications: CISM or CISA, CompTIA Security+ (baseline), Certified Authorization Professional (CAP), CCSP (cloud security)
• Experience in the following tools: NIST 800-53, RMF, FedRAMP, ICD 503, RSA Archer, ServiceNow GRC, Splunk, Azure Sentinel, Nessus, ACAS, AWS GovCloud, Azure Government, GCP, SCAP, STIG Viewer

Desired Qualifications

• Experience with cloud-native security tools
• Knowledge of Zero Trust Architecture
• Experience with cross-domain solutions
• Experience with ICD 503
• Familiarity with DevSecOps pipelines in regulated environments

Core One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender identity, sexual orientation, national origin, or protected veteran status and will not be discriminated against on the basis of disability.

__PRESENT

__PRESENT__PRESENT__PRESENT__PRESENT__PRESENT__PRESENT

Join our team at Core One! Our mission is to be at the forefront of devising analytical, operational and technical solutions to our Nation's most complex national security challenges. In order to achieve our mission, Core One values people first! We are committed to recruiting, nurturing, and retaining top talent! We offer a competitive total compensation package that sets us apart from our competition. Core One is a team-oriented, dynamic, and growing company that values exceptional performance!

Core One is seeking Senior Information System Security Officer to support a new application development project in the IC. This position requires a TS/SCI w/ Poly clearance.

The Senior Information System Security Officer is responsible for implementing and maintaining cybersecurity controls, ensuring compliance with federal regulations, and guiding information systems through the Customer’s A&A process. This role requires a deep understanding of federal cybersecurity standards, proactive engagement with stakeholders, and the ability to operate independently in a fast-paced environment.

Key Responsibilities: 

• Lead and execute activities across all RMF phases (Prepare, Categorize, Select, Implement, Assess, Authorize, Monitor).
• Develop, review, and maintain accreditation artifacts including System Security Plans (SSPs), Security Assessment Reports (SARs), Risk Assessments, and POA&Ms.
• Monitor compliance with NIST 800-53, 800-171, ICD 503, FedRAMP, FISMA, and agency-specific policies. Prepare for and support audits, inspections, and assessments.
• Conduct vulnerability scanning, compliance checks, risk assessments, and remediation tracking using tools such as Nessus or Tenable.sc.
• Create and maintain security documentation, continuous monitoring strategies, incident response plans, and compliance reports. Provide briefings and status updates to leadership and Authorizing Officials.
• Collaborate with system owners, engineers, and developers to ensure security is integrated into design, development, and operations.
• Support investigation, response, and remediation of security incidents.
• Manage account recertifications, access reviews, and deliver security awareness training at the system level.
• Serve as the primary cybersecurity point of contact for assigned systems, ensuring clear communication with internal and external stakeholders.

Required Qualifications 

• Bachelor’s Degree, or more advanced degree, in Information Technology, Computer Science, Cybersecurity, Computer Engineering, or Information Systems or related field 
• 5+ years of cumulative experience spanning IT systems administration, cybersecurity compliance, IT system troubleshooting, and incident  
• 6+ years of experience in a role such as Information Systems Security Engineer (ISSE), accrediting Sponsor programs
• Experience with completing new system(s) authorization and accreditation through the Sponsor’s Authorization and Accreditation (A&A) processes, procedures, security requirements, and systems (e.g. Greenlight) 
• Experience using the Sponsor’s A&A process to accredit systems built on C2E or C2S Amazon Web Services
• Experience in security policy, counterintelligence, and security controls
• TS/SCI w/ Poly Clearance 

Desired Qualifications:

• Certified in AWS or equivalent cloud technology 
• Security+, Certified Information System Security 
• Professional (CISSP), Certified Information Security 
• Manager (CISM), or equivalent

Core One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender identity, sexual orientation, national origin, or protected veteran status and will not be discriminated against on the basis of disability.

__PRESENT

__PRESENT

__PRESENT

Join our team at Core One! Our mission is to be at the forefront of devising analytical, operational and technical solutions to our Nation's most complex national security challenges. In order to achieve our mission, Core One values people first! We are committed to recruiting, nurturing, and retaining top talent! We offer a competitive total compensation package that sets us apart from our competition. Core One is a team-oriented, dynamic, and growing company that values exceptional performance!

Contract Program Manager

Clearance Required: Active TS/SCI with Polygraph

Summary

We are looking for a Contract Program Manager to lead a cross-functional team responsible for building and delivering a web-based internal tool that will be used by non-technical end users. This ideal candidate is a leader who can bridge the gap between technical teams, Sponsor stakeholders, and compliance requirements. You will be responsible for program execution throughout the creation of the tool as well leading the team post deployment for maintenance, updates, and enhancements to ensure continued compliance and usability.

Key Responsibilities

• Oversee all aspects of program execution, ensuring objectives and performance standards are met in alignment with sponsor requirements.
• Develop and manage Agile program management frameworks to ensure iterative delivery, transparency, and continuous improvement across technical teams.
• Act as the main liaison between the Sponsor, internal leadership, and subcontractor organizations to ensure alignment of program goals and deliverables.
• Ensure all program activities comply with Sponsor security requirements, ISSA/ITS clearance standards, and IC protocols.
• Maintain adherence to PMP and Agile best practices, organizational policies, and federal acquisition regulations.
• Translate Sponsor mission needs into actionable program objectives and technical tasks.

Required Qualifications

• Active TS/SCI with Polygraph
• Bachelor’s degree in technical field such as Cloud Computing, Computer Science, Information Technology, Information Systems, or Cybersecurity
• 10+ years of Program Management experience with Agile program management methodologies
• Program Management Professional (PMP) certification
• 10+ years experience in management of classified IC programs
• Subcontract management experience
• Experience planning and managing work on completion-based contracts 

Desired Qualifications

• 15+ years of IC experience

Core One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender identity, sexual orientation, national origin, or protected veteran status and will not be discriminated against on the basis of disability.

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