• Senior Systems Engineer

    SAIC (Chantilly, VA)
    **Description** SAIC is looking for a Senior Systems Engineer with experience supporting system and satellite verification and validation efforts to support a ... working with a great team, apply today. This position requires an active Top Secret /SCI clearance with Polygraph. Responsible for supporting mission systems more
    SAIC (08/07/25)
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  • SIGINT Enterprise Systems Engineer

    KBR (Chantilly, VA)
    Title: SIGINT Enterprise Systems Engineer Belong. Connect. Grow. with KBR! The candidate will focus on SIGINT mission trades, capability definition, CONOPS ... supporting agile test and DevOps verification strategies and integration of new systems and initiatives in support of expanded SIGINT mission capabilities. Why Join… more
    KBR (09/30/25)
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  • Crypto Systems Engineer

    KBR (Chantilly, VA)
    Title: Crypto Systems Engineer Belong. Connect. Grow. with KBR! Support the Directorate by evaluating and certifying the implementation, integration, and ... cryptographic-related cyber security solutions into customer-owned or controlled Space systems , through robust cryptographic security engineering and information … more
    KBR (09/06/25)
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  • Senior Systems Engineer

    SAIC (Chantilly, VA)
    …knowledge while increasing their responsibilities. SAIC has an opening for a Senior Systems Engineer to provide Systems Engineering and Technical Assistance ... is responsible for designing, building, and operating national security-related systems based in space, in the air, and on...at least 9 years of relevant experience + Active TS /SCI clearance with polygraph + Strong technical fundamentals in… more
    SAIC (08/22/25)
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  • Systems Engineer

    General Atomics (Herndon, VA)
    …industrial, and commercial customers worldwide. We have an exciting opportunity for a Senior Systems Engineer in our Herndon, VA office which is part of our ... is one of the world's leading resources for high-technology systems development ranging from the nuclear fuel cycle to...is required as is the ability to maintain a Top Secret Security Clearance. **Salary:** $116,480 -… more
    General Atomics (09/06/25)
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  • Systems Engineer /Architect

    ManTech (Herndon, VA)
    **ManTech** seeks a motivated, career and customer-oriented **Midlevel Systems Engineer /Architect** to join our team in **DC, Maryland, and Virginia (DMV) area** ... . As Computer Systems Engineer /Architect, you will be responsible for...PowerShell). **Clearance Requirements: ** + Must have a current/active Secret clearance with the ability to obtain and maintain… more
    ManTech (08/21/25)
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  • Senior Systems Engineer

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Senior Systems Engineer ** to join our team in **Chantilly, VA.** **Responsibilities include but are ... infrastructure resources (eg storage and networking), and how to configure operating systems and applications in an efficient manner. + Maintaining platforms of… more
    ManTech (09/30/25)
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  • Systems Engineer

    Nightwing (Sterling, VA)
    …to address emerging threats. Nightwing is seeking a talented and experienced Principal Systems Engineer to join our dynamic development team. In this role, ... Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to...Skills:** + Must be a US Citizen + Active Secret (S) clearance. Must be able to obtain a… more
    Nightwing (09/05/25)
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  • Radar Systems Engineer

    Integration Innovation, Inc. (i3) (Arlington, VA)
    Overview i3 is seeking an experienced Radar Systems Engineer to design, develop, and optimize advanced radar systems for defense applications. The successful ... experience + Experience supporting anechoic chamber operations Security Clearance + Active Top Secret /SCI clearance. PHYSICAL DEMANDS + The physical demands… more
    Integration Innovation, Inc. (i3) (09/05/25)
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  • Senior Level Simulations Accreditation…

    Amentum (Dahlgren, VA)
    Amentum is seeking Senior Simulations Accreditation Systems Engineer to join our team. The role requires a strong understanding of systems engineering ... industry standards. You will be part of our growing systems , information technology & software engineering team and contribute...and define simulation requirements. + Must have an Active Top Secret /SCI US Government Clearance. Note: US… more
    Amentum (08/14/25)
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