• 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 ... support an exciting variety of programs and corporate initiatives to provide advanced Engineering, Integration and Logistics capabilities. This position will work a… more
    SAIC (08/15/25)
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  • Principal Cyber Security Systems

    ManTech (Chantilly, VA)
    MANTECH seeks a motivated, career-driven **Principal Cyber Security Systems Engineer ** to join our team in **Chantilly, VA** . This role offers an exciting ... opportunity for an experienced engineer to secure and optimize complex infrastructure in support...with cross-functional teams to ensure secure, scalable, and high-performing systems . You will help design, implement, and maintain secure… more
    ManTech (08/29/25)
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  • Systems Engineer - DevOps

    M. C. Dean (Vienna, VA)
    …secure cloud-hosted and on-premises environments. As part of the team, the **Senior Systems Engineer ** 's responsibilities will include (but will not be limited ... the following:** + 2-4 years of progressive experience performing comparable systems engineering, implementation, and support functions; + Advanced knowledge… more
    M. C. Dean (08/27/25)
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  • Senior Systems Engineer

    ManTech (Norfolk, VA)
    **MANTECH** seeks a motivated, career, and customer-oriented **Senior Systems Engineer ** to join our team onsite in **Norfolk, VA** . This is an **on-site** ... realistic and complex global training environments. We also drive the development of advanced representations for joint, theater, and national systems , and model… more
    ManTech (09/30/25)
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  • OPIR Systems Engineer , Senior

    BOOZ, ALLEN & HAMILTON, INC. (Chantilly, VA)
    OPIR Systems Engineer , Senior The Opportunity: At a certain point, experience -based system design can start to look like clairvoyance. When you've developed so ... to take on the toughest challenges in Satellite Mission Management? As a OPIR Systems Engineer on our team, you'll translate your customer's IT needs and… more
    BOOZ, ALLEN & HAMILTON, INC. (09/29/25)
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  • Cloud Systems Engineer (Space…

    L3Harris (Chantilly, VA)
    …cyber domains in the interest of national security. Job Title: Specialist, Space Software Systems Engineer (Space Systems ) Job Code: 29205 Job Location: ... organizations here: https://www.l3harris.com/capabilities/space Essential Functions: We are seeking a software systems engineer to join our C2 development team.… more
    L3Harris (09/27/25)
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  • Senior Principal Systems Integration…

    SAIC (Chantilly, VA)
    **Description** SAIC is seeking an experienced **Senior Principal Systems Integration Engineer ** to support SAIC Prime Program, Tranche 3 Program Integration ... is in Chantilly, VA and requires a Top Secret clearance. As the Senior Principal Systems Integration Engineer , you will be supporting the Systems Engineering… more
    SAIC (09/27/25)
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  • Senior Systems Engineer

    SAIC (Quantico, VA)
    **Description** SAIC is seeking a **Senior Systems Engineer ** to support the G/ATOR program in **Quantico, VA** . This candidate will serve as the Systems ... best practices and project goals. + Transportability Certifications: Ensure systems meet transportability requirements and obtain necessary certifications to support… more
    SAIC (09/24/25)
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  • C-UAS Sr Operations Systems Engineer

    Agile IT Synergy (Stafford, VA)
    …Stafford, VA (Hybrid Remote) Job Description and Responsibilities: The Counter-Unmanned Aircraft Systems (C-UAS) Senior Operations Systems Engineer will ... at the speed of relevance to support C-UAS activities. The C-UAS Sr Operations Systems Engineer performing on this contract will possess the required skills,… more
    Agile IT Synergy (09/17/25)
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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 ... and shape the future of space defense. KBR is seeking a Senior SIGINT Systems Engineer to be part of our team supporting our customer in Chantilly, VA that… more
    KBR (09/16/25)
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