• GEOINT Payload Systems Engineer

    SAIC (Chantilly, VA)
    …GSIA program office equities are protected. + Assess payload technical performance and modeling and simulation results. Identify risks to program plans and ... **Description** SAIC is seeking a Payload Systems Engineer to support the NRO GEOINT System...development of new principles and concepts. + Participates with senior managers to establish strategic plans and objectives. +… more
    SAIC (08/09/25)
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  • Command, Control, Communications, and Battle…

    Chenega Corporation (Fort Belvoir, VA)
    …and initiatives; coordinate IV&V activities for all C2BMC and OPIR. + Offer expertise in Modeling and Simulation + Provide expertise in threat modeling . + ... Command, Control, Communications, and Battle Management (C3BM) Principal Systems Engineer Ft. Belvoir, VA Join our Talent...their best work every day. From entry-level employees to senior leaders, we believe there's always room to learn.… more
    Chenega Corporation (09/14/25)
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  • Space Systems Integration Engineer

    SAIC (Chantilly, VA)
    **Description** SAIC is seeking an experienced **Space Systems Integration Engineer ( Senior Principal)** to support SAIC's Prime Program, Tranche 3 Program ... and requires a Top Secret clearance. As the Space Systems Integration Engineer ( Senior Principal), you will...development programs in the space domain.** + **Experience with modeling space program interfaces in Cameo Systems … more
    SAIC (10/02/25)
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  • Topside Engineer (Engineer Systems 3)

    HII (Chesapeake, VA)
    …upgrades. + Support topside and electromagnetic analysis with use of 3D and electromagnetic modeling and simulation tools. + Assist in the resolution of topside ... its fleet. With a holistic approach to life-cycle maritime defense systems -from small watercraft to submarines, surface combatants and aircraft carriers-HII ensures… more
    HII (09/29/25)
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  • Staff Mission Architect Engineer- TS/SCI Required…

    Northrop Grumman (Dulles, VA)
    …engineers on mission capability, analysis, and CONOPS + Performs system-of-system trades, modeling , simulation and analysis to assess space mission architecture ... Government Agency or Contractor + Previous experience with flight hardware on operational systems + Experience in scripting languages and modeling tools (eg STK,… more
    Northrop Grumman (08/22/25)
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  • Lead Systems Engineer

    CACI International (Arlington, VA)
    …to government systems and facilities _Desired:_ + Expertise in system modeling , simulation , and analysis tools. + Relevant certifications (eg, Certified ... Lead Systems Engineer Job Category: Engineering Time Type: Full...10 years technical experience including at least 5 years senior -level experience leading system engineering efforts, ideally for HCM… more
    CACI International (08/23/25)
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  • Satellite Systems Engineer I-Level

    SAIC (Chantilly, VA)
    **Description** SAIC has an exciting opportunity for a Systems Engineer with 5 to 7 years of systems engineering experience to provide Data Management and Design ... also involves dynamic support to other aspects of the systems engineering life-cycle (architecture studies, requirements management, design studies, integration… more
    SAIC (08/07/25)
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  • Systems Engineer (Engineer Systems…

    HII (Suffolk, VA)
    …Diploma or equivalent and 9 years relevant experience. * Strong knowledge in modeling and simulation environments, preferably JLVC and JTT. * Experience with ... Range: $81,973.00 - $115,000.00 Security Clearance: Secret Level of Experience: Senior This opportunity resides with Global Security (GS). Mission Technologies'… more
    HII (09/27/25)
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  • FAST Labs - RF/EW Chief Scientist I (Hybrid)

    BAE Systems (Arlington, VA)
    …comms/radar systems and waveforms, AI/ML, autonomy, exquisite algorithm development, modeling & simulation , etc. They also have demonstrated experience ... Looking to make a difference developing disruptive technologies? BAE Systems FAST Labs leads the way with opportunities for...to support their efforts The ideal candidate has a senior level research position in industry, academia, or the… more
    BAE Systems (09/09/25)
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  • Specialist, Systems Engineering (Space…

    L3Harris (Springfield, VA)
    …Provide subject matter expertise on orbital mechanics and orbital regime behaviors. * Utilize modeling and simulation tools such as System Tool Kit (STK) to ... and cyber domains in the interest of national security. Job Title: Specialist, Systems Engineer - Space Operations Trainer (Active TS/SCI w/ CI Poly Required) Job… more
    L3Harris (09/11/25)
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