• Senior Software Engineer /AFSIM…

    KBR (Reston, VA)
    Title: Senior Software Engineer /AFSIM Modeler Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced ... of space defense. Key Responsibilities: KBR is seeking a Senior Software Engineer /AFSIM Modeler to join a...operations research analysts, modelers, and software engineers who conduct modeling , simulation , and analysis (MS&A) of emerging… more
    KBR (09/30/25)
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  • Senior Signal Processing Engineer

    Leidos (Arlington, VA)
    …The Leidos Innovations Center (LInC) at Leidos currently has an opening for a ** Senior ** **S** **ignal Processing Engineer ** to support EW programs in Arlington, ... VA or San Diego, CA. As a **LInC EW Senior Signal Processing Engineer ** , you will...white papers etc.) - Experience working in areas of modeling and simulation (M&S), radar, adaptive radar,… more
    Leidos (07/03/25)
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  • Engineer Senior Mission Systems…

    BAE Systems (Chantilly, VA)
    …business as they grow their careers. We re seeking a flexible and action-oriented engineer to support modeling and simulation tools to support performance ... + Develop new tools and algorithms for mission systems modeling and data analysis. + As a team member,you...be available based on position level and/or job specifics. ** Engineer Senior Mission Systems Analyst** **116685BR** EEO… more
    BAE Systems (09/27/25)
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  • Senior System Engineer (C)

    SimIS Inc. (Dahlgren, VA)
    …and importance of others (work and win as a team). SimIS Inc seeks a System Engineer III to provide combat system simulation support to the Warfare Analysis and ... logistics support in support of an overall effort to provide high fidelity simulation systems and enable engineers to verify Combat Systems' performance in desktop… more
    SimIS Inc. (08/07/25)
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  • Engineer Senior CONOPS Active…

    BAE Systems (Chantilly, VA)
    …Other incentives may be available based on position level and/or job specifics. ** Engineer Senior CONOPS Active Clearance Required** **116686BR** EEO Career Site ... **Job Description** Technical position for a CONOPS/Systems Engineer with experience in Tasking, Collection, Processing, Exploitation...and Ground Segment efforts. + Perform system engineering plus modeling & simulation for a variety of… more
    BAE Systems (09/27/25)
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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...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 Senior Systems Engineer

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

    Nou Systems, Inc. (Fort Belvoir, VA)
    …defense systems and improve capabilities. We are pleased to announce an opening for a senior engineer who will join our Engineering Services Team in the National ... IDIQ contract. The candidate will serve as a key senior member of the RETS technical team, positioning them...and relevant Task Orders (TOs) + Provide mission engineering, modeling & simulation , developmental test & evaluation,… more
    Nou Systems, Inc. (09/11/25)
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  • Systems Engineer , Senior

    UIC Government Services and the Bowhead Family of Companies (Dahlgren, VA)
    **Overview** Bowhead seeks a Senior Systems Engineer as a Subject Matter Expert (SME) to support the development of technology solutions from project inception ... determination, conceptualization, design, development, testing, verification, and documentation of modeling and simulation based decision support system… more
    UIC Government Services and the Bowhead Family of Companies (09/19/25)
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