TITLE: SIGINT Product EngineerLOCATION: Chantilly, VACLEARANCE REQUIRED: Active TS/SCI with CI PolygraphEMPLOYMENT TYPE: Full-TimeTRAVEL: Up to 5% POSITION SUMMARYModern Government Solutions (MGS) is seeking a SIGINT Product Engineer to serve as a technical mission integrator, bridging advanced Signals Intelligence (SIGINT) technology and the mission partners who rely on it. In this role, you will own the technical story behind SIGINT products and systems, translating complex capabilities into clear, actionable insight for customers, leadership, and teams across the organization.Working at the intersection of engineering, operations, and customer engagement, you will shape product requirements, validate user interface designs, guide development priorities, and ensure every capability delivered meets real mission needs. RESPONSIBILITIES (not limited to):Serve as mission integrator and primary technical liaison between engineering teams, customers, and internal stakeholdersTranslate complex SIGINT capabilities into clear briefings, demonstrations, and documentation for technical and nontechnical audiencesGather and analyze customer and mission requirements; convert them into technical specifications and product roadmapsCollaborate across engineering, program management, test, and operations to align priorities and resolve technical issuesSupport the full product lifecycle, including design, integration, testing, deployment, and sustainmentValidate user interface (UI) designs against mission, user, and technical requirementsLead technical demonstrations, customer briefings, and training sessionsDevelop and maintain technical documentation, including requirements, user guides, and Concepts of Operations (CONOPS)Assess customer feedback and field performance to drive product improvementsTrack emerging SIGINT technologies and threats to inform product strategy REQUIRED SKILLS AND QUALIFICATIONSMust possess an active DoD TS/SCI with CI Polygraph security clearance.Bachelor's degree in Electrical Engineering, Computer Engineering, Computer Science, Systems Engineering, or a related technical field5+ years of experience in SIGINT systems engineering, product engineering, or a related technical roleWorking knowledge of SIGINT tasking, mission management, and collection systemsUnderstanding of radio frequency (RF) fundamentals and digital signal processing (DSP)Demonstrated ability to communicate complex technical concepts to technical and nontechnical audiencesExperience gathering requirements and translating mission needs into technical solutionsExperience validating user interface (UI) designs against user and mission requirementsExperience collaborating across multidisciplinary teams and with government customers PREFERRED SKILLS AND QUALIFICATIONSExperience supporting the National Reconnaissance Office (NRO)Master's degree in a related technical fieldExperience with software defined radio (SDR) platformsExperience with signal analysis tools such as MATLAB or GNU RadioProgramming experience in Python, C, or C++Familiarity with Agile development practicesExperience supporting Intelligence Community (IC) or Department of Defense (DoD) SIGINT programsPrior experience in a customer facing technical role, such as field engineering or solutions engineering*Applicants selected will be United States citizens and may be subject to a government security investigation for access to classified information.* ABOUT USAt MGS, we believe a people-first culture corresponds to organizational success through a commitment to excellence, integrity, inclusion, and an attitude that welcomes challenges meets demands, sustains growth, and drives innovation. We provide expert mission-first technical and programmatic services and solutions for the US intelligence community, the US Department of Defense, and other governmental agencies. We create people-first organizational cultures where employees feel needed in the system, not a system that needs employees. We provide you with long-term career opportunities centrally focused on our core value system: inclusion, integrity, and a commitment to excellence. MGS 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.