Senior Systems Engineer - Segment lead

Responsibilities Peraton is seeking incumbent and external qualified candidates to support North American Aerospace Defense Command (NORAD) Cheyene Mountain Complex (NCMC) – Integrated Tactical Warning/Attack Assessment (NCMC-ITW/AA) and Space Support Contract III (NISSC III).   Please note that this is contingent upon contract award, with an anticipated decision expected by Mid to late 2026    Qualified candidates will help operate, maintain, and sustain critical national mission systems to deliver resilient strategic threat warning and space capabilities as part of a world-wide architecture, providing strategic warning that our nation depends on during a conflict. This program will provide an opportunity to exploit the capabilities inherent in our diverse national systems to better meet the needs of the national command authority and warfighters to detect, track, and respond to strategic threats through 2030 and beyond   The  Senior Systems Engineer / Segment Lead Systems Engineer will lead systems engineering, integration, sustainment engineering, and digital engineering activities supporting mission-critical NORAD and USSPACECOM operations within the Cheyenne Mountain Complex environment. This role will oversee requirements analysis, system integration, technical baseline management, modernization, testing, sustainment, and operational engineering efforts across complex space, missile warning, and command-and-control systems. The ideal candidate will possess strong experience supporting complex DoD programs in operational or classified environments while leading collaboration efforts across software, cybersecurity, integration, and operations teams to improve system reliability, mission readiness, and operational effectiveness throughout the program lifecycle.  Responsibilities    Lead systems engineering activities across the full system lifecycle including requirements development, architecture, integration, testing, deployment, sustainment, and modernization   Serve as a technical lead for assigned mission systems, engineering segments, or integrated capability areas   Oversee development and maintenance of engineering documentation, interface definitions, technical baselines, architecture products, and engineering change activities   Lead system integration efforts across hardware, software, cybersecurity, networking, and operational mission environments   Provide technical leadership for troubleshooting, root cause analysis, risk mitigation, and resolution of complex engineering and operational issues   Support digital engineering and Model-Based Systems Engineering (MBSE) initiatives across the program   Coordinate engineering efforts across software development, cybersecurity, operations, integration, and external stakeholder teams   Support verification and validation activities, test planning, readiness reviews, and operational assessments   Participate in Agile engineering activities including sprint planning, backlog refinement, technical reviews, and integration planning   Identify technical risks, support mitigation planning, and provide engineering recommendations to program leadership   Mentor junior engineers and provide technical guidance across engineering teams   Support continuous improvement initiatives focused on mission readiness, reliability, scalability, and maintainability  Qualifications Required Qualifications    Bachelor’s degree with 8+ years of relevant experience; OR Master’s degree with 6+ years of relevant experience. Additional four (4) years of experience may be considered in lieu of degree   Active Top Secret clearance with SCI eligibility required, ability to obtain and maintain TS/SCI access required  Experience leading systems engineering activities within DoD, Intelligence Community, space, missile defense, or command-and-control environments   Experience leading integration, sustainment engineering, or modernization efforts supporting mission-critical systems   Strong understanding of systems engineering lifecycle processes, technical baselines, integration methodologies, and operational sustainment   Experience leading technical teams in classified operational environments   Experience supporting complex troubleshooting, engineering analysis, and operational issue resolution   Experience working within Linux and/or Windows environments   Strong written and verbal communication skills with experience briefing technical and program leadership  Desired Qualifications    Experience supporting NORAD, USSPACECOM, Space Force, missile warning, or space domain awareness missions   Familiarity with MBSE and digital engineering methodologies   Experience with Agile development environments and DevSecOps processes   Experience supporting satellite ground systems, command-and-control systems, or enterprise mission systems   Familiarity with tools such as Jira, Confluence, GitLab, DOORS, Cameo, or similar engineering platforms   Experience supporting integration and test activities in classified environments   Security+ or other DoD 8140/8570 compliant certification preferred   Prior experience serving as a technical lead, segment lead, or engineering lead on large-scale DoD programs  Peraton Overview Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world’s leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space, air, and cyberspace. The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day, our employees do the can’t be done by solving th