• Facilities Engineer - Level 3 or Level 4

    Northrop Grumman (Mclean, VA)
    …Must have the ability to obtain and maintain a US Government DoD Top - Secret security clearance. US Citizenship is a prerequisite. **Preferred Qualifications:** + ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...you start. Northrop Grumman is currently seeking a **Facilities Engineer - Level 3 or Level 4** , to… more
    Northrop Grumman (11/25/25)
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  • CAD Modeling and Simulation Engineer

    SAIC (Chantilly, VA)
    …experience. + 3+ years of experience in modeling and simulation for aerospace or space systems . + Active Top Secret /SCI w/Poly Clearance. + Proficiency with ... **Description** **SAIC** is seeking a **CAD Modeling and Simulation Engineer in Chantilly, VA** to support a government customer. **The successful candidate will:**… more
    SAIC (10/24/25)
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  • Modeling and Simulation Engineer

    SAIC (Chantilly, VA)
    …+ 3+ years of experience in modeling and simulation for aerospace or space systems . + Active Top Secret /SCI w/Poly Clearance. + Strong understanding ... **Description** SAIC is seeking a Modeling and Simulation Engineer to support a customer in Chantilly, VA. The successful candidate will: + Develop and maintain… more
    SAIC (10/22/25)
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  • Machine Learning Modeling and Simulation…

    SAIC (Chantilly, VA)
    …+ 3+ years of experience in modeling and simulation for aerospace or space systems . + Active Top Secret /SCI w/Poly Clearance. + Strong understanding ... **Description** SAIC is seeking a Machine Learning Modeling and Simulation Engineer in Chantilly, VA. The successful candidate will: + Develop and maintain… more
    SAIC (10/22/25)
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  • Senior Engineer

    Applied Research Associates, Inc. (Alexandria, VA)
    …from an accredited institution + 10+ years of relevant experience + Current DoW TOP SECRET clearance with SCI eligibility + Experience with one or more ... Applied Research Associates, Inc. (ARA) is seeking to contingently hire a **Senior Engineer ** for ARA's effort supporting the Assistant Secretary of War for Critical… more
    Applied Research Associates, Inc. (11/26/25)
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  • Modeling and Simulation Engineer Senior I

    KBR (Reston, VA)
    …basis + Proficiency in C++, Python, or other programming language + Active Top - Secret clearance with ability to obtain Sensitive Compartmented Information (SCI) ... Title: Modeling and Simulation Engineer Senior I Belong. Connect. Grow. with KBR!...contributions will be pivotal in designing and optimizing defense systems that ensure national security and shape the future… more
    KBR (11/13/25)
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  • Chief Engineer Senior

    General Dynamics Information Technology (Falls Church, VA)
    …**Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret /SCI **Public Trust/Other Required:** None **Job Family:** IT ... you advance your career. Join GDIT as a Chief Engineer Senior and build an impactful career in enterprise...the oversight of all integration efforts into their intended systems and subsystems. + Direct the efforts of all… more
    General Dynamics Information Technology (11/04/25)
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  • Integration and Test Software Engineer

    CACI International (Fairfax, VA)
    … Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: Top Secret Employee Type: Regular Percentage of Travel Required: Up to 25% ... * CACI is currently looking for a Senior Integration and Test Software Engineer to join our team developing next generation signals intelligence (SIGINT) and… more
    CACI International (09/17/25)
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  • Chief Facility Engineer

    V2X (Springfield, VA)
    …scope, and complexity. Security Clearance Requirement: This position requires a current Top Secret / Sensitive Compartmented Information (TS/SCI) Clearance. At ... The program requires a highly capable team to ensure mission-critical systems and environments operate efficiently and securely, supporting thousands of personnel… more
    V2X (09/11/25)
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  • Full-Stack Software Engineer (Associate…

    The Boeing Company (Herndon, VA)
    …on candidate eligibility. **Security Clearance** This position requires an active US Top Secret /SCI Security Clearance (US Citizenship Required). (A US Security ... to join the Cobalt Charger team in **_Herndon, VA_** . modernizing core systems and building web interfaces for high-impact defense applications. This position will… more
    The Boeing Company (11/17/25)
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