• Modeling & Simulation Engineer (Senior II)

    KBR (Reston, VA)
    Title: Modeling & Simulation Engineer (Senior II) Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and ... solutions to our customers in the intelligence and national security communities. In this position, your work will have...Key Responsibilities: KBR is seeking a Modeling & Simulation Engineer (Senior II) to join a team of quantitative… more
    KBR (07/23/25)
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  • OpenShift Engineer

    Arena Technical Resources, LLC (Springfield, VA)
    OpenShift Engineer Location: Springfield, VA, US Job ID: ATR 17569 Job Description Job Title:RedHat OpenShiftEngineer Location: Springfield, VA Eligibility: ... to obtain a CI Polygraph Job Description: How a Senior Systems Engineer will make an impact Performs installation, securing, monitoring, testing, configuration,… more
    Arena Technical Resources, LLC (07/18/25)
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  • Sr Specialist, Manufacturing Engineer

    L3Harris (Ashburn, VA)
    …by law. Please be aware many of our positions require the ability to obtain a security clearance . Security clearances may only be granted to US citizens. In ... sea and cyber domains in the interest of national security . Job Title: Sr. Specialist, Manufacturing Engineer ...verbal, & presentation) + Experience in a 3D CAD software . Experience in Creo is preferred + Basic understanding… more
    L3Harris (07/11/25)
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  • Chief Systems Engineer

    QinetiQ US (Mclean, VA)
    …and overseas locations. Additional Requirements: + Must currently posses a US government security clearance at the Secret level or higher. + Previous experience ... reality (AR). QinetiQ US's dedicated experts in defense, aerospace, security , and related fields all work together to explore...lives. Position Overview We are seeking an experienced Chief Engineer to lead technical design and delivery for our… more
    QinetiQ US (07/05/25)
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  • Senior System Engineer

    KBR (Chantilly, VA)
    …System Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology solutions to our ... customers in the intelligence and national security communities. In this position, your work will have...upon contract award KBR is seeking a Senior Systems Engineer to join our team in the Northern Virginia… more
    KBR (06/19/25)
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  • Network Engineer

    Leidos (Springfield, VA)
    **Description** We are seeking a Network Engineer who is responsible for the design, configuration, maintenance, and optimization of enterprise network environments. ... secure, reliable, and high-performance connectivity across the organization. The engineer collaborates closely with cybersecurity, systems, and application teams to… more
    Leidos (05/24/25)
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  • Mid-Level System Engineer - GEOINT

    KBR (Springfield, VA)
    …Information Technology, Management Information Systems, or related STEM degree program. Security Clearance Requirements: Active TS/SCI (with poly preferred) ... Title: Mid-Level System Engineer - GEOINT KBR is seeking a mid-level...perform product assessments to meet test objectives. Experience testing software functionality and quality. + Knowledge of basic image… more
    KBR (07/18/25)
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  • WMD Mechanical Engineer

    Applied Research Associates, Inc. (Reston, VA)
    …(ARA) has an outstanding opportunity for an exceptional **WMD** **Mechanical Engineer ** with experience in manufacturing/production systems. As part of the ... work is challenging, dynamic, relevant, and important to the security of the country. This position is contingent upon...Word, Excel, and PowerPoint + An active TOP SECRET/SCI clearance and ability to pass a Counter-Intelligence polygraph is… more
    Applied Research Associates, Inc. (07/11/25)
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  • Systems Engineer

    Nightwing (Sterling, VA)
    …field + Equivalent Experience may be Substituted for Educational Requirement **_Must have TS/SCI security clearance with Poly on day one and be eligible for ... ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive… more
    Nightwing (06/05/25)
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  • Missile Systems Engineer (Acquisition)

    Serco (Arlington, VA)
    …Location : Location** _US-VA-Arlington_ **Category** _Engineering_ **Position Type** _Full-Time_ ** Security Clearance ** _Other_ ** Clearance Details** _An ... position has aspects of defense acquisition management, systems engineering, software program management, and other related skills. **In this...will have:** + An Active or Current Interim Secret Clearance + US Citizenship + A Bachelor's degree +… more
    Serco (07/26/25)
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