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Systems Engineer – TS/SCI CI Poly

Tenica Gs

Chantilly, VA · Posted November 2, 2026

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About the job

Systems Engineer – TS/SCI CI Poly

Department: Government Customer – Chantilly Location: Chantilly, VA

ACTIVE TS/SCI CLEARANCE WITH CI POLY REQUIRED TO BE CONSIDERED FOR THIS POSITION

Job Responsibilities

Provide systems engineering and technical support for the development, integration, modernization, and sustainment of complex enterprise systems and mission-critical capabilities.

Support the development, documentation, maintenance, and implementation of system architectures to ensure alignment with operational requirements and enterprise objectives.

Analyze system requirements, architectures, interfaces, and technical specifications to identify capability gaps, dependencies, risks, and opportunities for improvement.

Develop, review, decompose, and maintain system and functional requirements, interface documentation, system design specifications, and requirements traceability.

Evaluate current and future system architectures, recommending improvements to enhance interoperability, efficiency, scalability, and operational resilience.

Support the integration of hybrid and multi-cloud environments, distributed networks, enterprise services, microservices, APIs, and automated deployment capabilities.

Coordinate with program managers, developers, acquisition teams, and technical stakeholders to ensure system capabilities satisfy established mission requirements.

Support system integration, test planning, verification, validation, and readiness activities throughout the system development lifecycle.

Review technical documentation, test plans, procedures, use cases, and test results to assess system performance and identify potential deficiencies.

Evaluate system performance metrics, integration results, and technical risks to recommend corrective actions and improvements.

Support configuration management activities, technical baseline reviews, change requests, and system engineering review boards.

Develop and maintain technical roadmaps, architectural views, system engineering documentation, and technical assessment reports.

Support digital engineering and Model-Based Systems Engineering (MBSE) activities to evaluate architectural alternatives and system performance.

Identify and assess technical risks, issues, and opportunities, developing mitigation recommendations and coordinating resolution with stakeholders.

Support the planning and transition of new capabilities into operational environments, ensuring compatibility with enterprise architectures and existing systems.

Required Qualifications

Experience performing systems engineering activities supporting complex IT systems, enterprise infrastructure, or mission-critical technical environments.

Demonstrated experience in system requirements analysis, development, decomposition, allocation, and traceability.

Experience supporting system architecture development, technical documentation, and system integration activities.

Knowledge of systems engineering lifecycle processes, including requirements management, design, integration, testing, verification, and validation.

Experience evaluating system interfaces, identifying technical dependencies, and assessing system performance against established requirements.

Familiarity with configuration management, technical baseline management, change control processes, and risk management.

Ability to analyze complex technical problems and develop practical recommendations for system improvements.

Experience collaborating with multidisciplinary engineering teams, program stakeholders, and government customers.

Strong technical documentation, analytical, problem-solving, and communication skills.

Active Top Secret/SCI clearance with a Counterintelligence (CI) Polygraph.

Desired Qualifications

Junior to senior positions available, depending on experience.

Bachelor's or Master's degree in Systems Engineering, Computer Science, Information Technology, Engineering, or a related technical field.

Experience supporting Department of Defense (DoD), Intelligence Community (IC), or other federal government systems engineering programs.

Knowledge of Model-Based Systems Engineering (MBSE), Digital Engineering, and systems architecture frameworks.

Experience using requirements management and systems engineering tools such as DOORS, JIRA, Cameo, or equivalent platforms.

Familiarity with hybrid and multi-cloud architectures, enterprise integration, microservices, and application programming interfaces (APIs).

Experience supporting Agile and traditional systems engineering methodologies.

Knowledge of Continuous Integration/Continuous Delivery (CI/CD), automation, and enterprise software development practices.

Experience supporting system readiness reviews, integration testing, operational transitions, and technical baseline assessments.

Professional certifications in Systems Engineering or related disciplines, such as INCOSE CSEP, ESEP, or equivalent credentials.

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