• Systems Modeling Simulation

    Northrop Grumman (Dulles, VA)
    …are not only part of history, they're making history. We have an opening for a Systems Modeling Simulation Engineer to join our team of qualified, ... diverse individuals in the Space Systems organization developing space simulation software for...Develop spacecraft component models from hardware documentation to support modeling and simulation activities across multiple projects.… more
    Northrop Grumman (10/03/25)
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  • Enterprise Resilience Systems

    KBR (Chantilly, VA)
    Title: Enterprise Resilience Systems Engineer - Modeling and Simulation KBR seeks a highly motivated Systems Engineer to support an Intelligence ... mission fundamentals, and the ability to perform modeling and simulation of complex space systems in a Digital Engineering Environment. Modeling and … more
    KBR (09/02/25)
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  • Modeling and Simulation

    KBR (Chantilly, VA)
    Title: Modeling and Simulation Engineer KBR...ability to perform analysis support modeling and simulation of complex space systems . Analysis and ... is seeking a highly qualified Modeling and Simulation Engineer to join our team. The...simulation , analyzing algorithms, or verification and validations of systems + Ability to collaborate across stakeholder organizations +… more
    KBR (09/02/25)
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  • Machine Learning Modeling

    SAIC (Chantilly, VA)
    **Description** SAIC is seeking a Machine Learning Modeling and Simulation Engineer in Chantilly, VA. The successful candidate will: + Develop and maintain ... physics-based simulation models of spacecraft systems , including structures,...3+ years of experience in modeling and simulation for aerospace or space systems . +… more
    SAIC (10/22/25)
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  • CAD Modeling and Simulation

    SAIC (Chantilly, VA)
    **Description** **SAIC** is seeking a **CAD Modeling and Simulation Engineer in Chantilly, VA** to support a government customer. **The successful candidate ... will:** + Develop and maintain physics-based simulation models of spacecraft systems , including structures,...3+ years of experience in modeling and simulation for aerospace or space systems . +… more
    SAIC (10/24/25)
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  • Modeling and Simulation

    SAIC (Chantilly, VA)
    **Description** SAIC is seeking a Modeling and Simulation Engineer to support a customer in Chantilly, VA. The successful candidate will: + Develop and ... maintain physics-based simulation models of spacecraft systems , including structures,...3+ years of experience in modeling and simulation for aerospace or space systems . +… more
    SAIC (10/22/25)
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  • Mid-Level Modeling and Simulation

    KBR (Chantilly, VA)
    Title: Mid-Level Modeling and Simulation Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and ... contributions will be pivotal in designing and optimizing defense systems that ensure national security and shape the future...the future of space defense. KBR is seeking a Modeling And Simulation Engineer with… more
    KBR (09/16/25)
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  • Modeling and Simulation

    Sciolex Corporation (Chantilly, VA)
    …committed to ensuring you receive the utmost employee care. Responsibilities As the Modeling and Simulation Engineer , you will provide specialized ... space architecture. + Analyze user needs, concept of operations, and high-level systems architectures to develop model/ simulation requirements. + Develop code /… more
    Sciolex Corporation (10/09/25)
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  • Sr. RF Systems Engineer

    KBR (Chantilly, VA)
    …fundamentals, and the ability to perform analysis as well as modeling and simulation of complex space systems . Modeling and Simulation actives ... Title: Sr. RF Systems Engineer Job Posting Description KBR... systems , performance metrics, timelines, and models + Modeling and Simulation of RF systems more
    KBR (09/23/25)
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  • Mission Systems Engineer

    SAIC (Chantilly, VA)
    …seeking a **Mission Systems Engineer ** with NRO experience to provide Modeling and Simulation (M&S) and Systems Engineering and Technical Advisory ... that advance the NRO's space resiliency posture. The Mission Systems Engineer will work in a collaborative...engagement skills + Strong written and interpersonal skills + Modeling and simulation experience using one or… more
    SAIC (08/07/25)
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  • Model Based Systems Engineer

    SAIC (Chantilly, VA)
    **Description** SAIC is seeking a cleared Model Based Systems Engineer with experience in Defense, Federal Civilian, and/or National Security systems to join ... both thought leadership and practical engineering application by leveraging your extensive Systems Engineering and Model Based Systems Engineering experiences to… more
    SAIC (08/15/25)
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  • GEOINT Systems Engineer

    KBR (Chantilly, VA)
    Title: GEOINT Systems Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology ... protecting our national security. We are seeking a GEOINT Systems Engineer to provide support for system...objectives. + Formulate and conduct System level analyses, including modeling and simulation of Geospatial Intelligence (GEOINT).… more
    KBR (10/30/25)
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  • Sr Specialist, Circuit Design Electrical…

    L3Harris (Ashburn, VA)
    …the interest of national security. Job Title: Sr Specialist, Circuit Design Electrical Engineer - Unmanned Systems (Secret Security Clearance) Job Code: 28913 ... available to qualified applicants Job Description: As a Electrical Engineer Specialist in the Agile Development Group (ADG), you...Motor drivers + 3 years experience with CAD tools: Simulation , Modeling , Schematic Capture, etc. + Professional… more
    L3Harris (09/17/25)
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  • Systems Engineer III

    Belcan (Chantilly, VA)
    Systems Engineer III Job Number: 355773 Category: Systems Engineering Description: Job Title: Systems Engineer III Location: Chantilly, VA Zip Code: ... / 1st Shift/ 8:00am Keywords: #SystemsengineerJobs #EngineeringJobs #AerospaceJobs JOB DESCRIPTION A Systems Engineer in the Defense and Aerospace Industry plays… more
    Belcan (10/03/25)
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  • Principal/Sr. Principal Systems

    Northrop Grumman (Dulles, VA)
    …Northrop Grumman Space Systems Sector seeks a qualified Principal or Senior Principal Systems Engineer for the role of Ground Segment Systems Engineer ... **Preferred Qualifications:** + **Active or current TS/SCI** + Experience with modeling / simulation , system trade studies, and expertise with various engineering… more
    Northrop Grumman (10/17/25)
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  • Senior OPIR Systems Engineer

    KBR (Chantilly, VA)
    Title: Senior OPIR Systems Engineer KBR is seeking a highly qualified OPIR Systems Engineer to provide Systems Engineer Technical Advisor (SETA) ... support for a USG Agency. As a Senior OPIR Systems Engineer , you will be responsible for...and assess total constellation performance + Supports and conducts modeling and simulation of Tracking OPIR sensor… more
    KBR (09/12/25)
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  • GEOINT Payload Systems Engineer

    SAIC (Chantilly, VA)
    **Description** SAIC is seeking a Payload Systems Engineer to support the NRO GEOINT System Integration & Architecture (GSIA) office. This is a Systems ... GSIA program office equities are protected. + Assess payload technical performance and modeling and simulation results. Identify risks to program plans and… more
    SAIC (08/09/25)
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  • GEOINT Payload Systems Engineer

    SAIC (Chantilly, VA)
    **Description** SAIC is seeking a Payload Systems Engineer to support the NRO GEOINT System Integration & Architecture (GSIA) office. This is a Systems ... GSIA program office equities are protected. + Assess payload technical performance and modeling and simulation results. Identify risks to program plans and… more
    SAIC (08/07/25)
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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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  • Senior SIGINT Systems Engineer

    KBR (Chantilly, VA)
    Title: Senior SIGINT Systems Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced ... of space defense. KBR is seeking a Senior SIGINT Systems Engineer to be part of our...Government in defining new mission requirements, performing oversight of modeling and simulation , architectural definition clarifying the… more
    KBR (09/16/25)
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