Senior Systems Engineer (SE3) - Test & IntegrationABOUT SITECSITEC is an employee- and customer-focused IT and Professional Services firm specializing in cybersecurity, software and systems engineering, and innovative technology solutions. We value collaboration, professional growth, and delivering exceptional results for our customers.
POSITION OVERVIEWSITEC is seeking an experienced
Senior Systems Engineer (SE3) with a strong background in systems engineering, testing, and integration to join our growing team!
The ideal candidate will bring a combination of
systems engineering expertise, hands-on test engineering experience, and familiarity with military services and Signals Intelligence (SIGINT).
We're looking for a collaborative problem-solver who thrives in a team environment and enjoys working across technical disciplines to develop, test, and deliver reliable system solutions.
KEY RESPONSIBILITIES- Support systems engineering, integration, testing, and verification activities for complex Government systems.
- Develop and review system requirements, test plans, procedures, and technical documentation.
- Coordinate system verification and validation efforts to ensure solutions meet operational and performance requirements.
- Participate in system design reviews, technical assessments, and integrated product teams.
- Identify, troubleshoot, and help resolve system integration and testing challenges.
- Collaborate with engineers, developers, testers, and Government stakeholders to support successful system delivery.
- Support risk assessments, requirements traceability, and continuous improvement of engineering and testing processes.
REQUIRED QUALIFICATIONS- 20 years of Systems Engineering experience supporting programs of similar scope and complexity.
- Bachelor's degree in Systems Engineering, Computer Science, Information Systems, Engineering, or a related technical discipline.
- Demonstrated experience planning and leading systems engineering efforts.
- Strong background in systems testing, integration, verification, and validation.
- Familiarity with military services and SIGINT-related systems or environments.
- Excellent communication, technical documentation, and problem-solving skills.
- Strong interpersonal skills and the ability to work effectively within a collaborative team.
Education Substitution: Five additional years of relevant Systems Engineering experience (25 years total) may be substituted for a bachelor's degree.
PREFERRED QUALIFICATIONS- Hands-on experience developing and executing system test plans and procedures.
- Experience supporting SIGINT systems, military operations, or related technical environments.
- Familiarity with requirements management, test automation, and system integration tools.
- Experience supporting system design reviews, technical evaluations, and test readiness activities.
- Ability to coordinate effectively across engineering, development, and testing teams.
WHY SITEC?At SITEC, you'll join a supportive, employee-focused team where collaboration and technical expertise go hand in hand. Work alongside experienced professionals, solve challenging engineering problems, and contribute to meaningful technology programs.
Ready for your next challenge? Apply today and grow with SITEC! 
