• 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 ... 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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  • Senior Systems Engineer

    SAIC (Chantilly, VA)
    …to expand their knowledge while increasing their responsibilities. SAIC has an opening for a Senior Systems Engineer to provide Systems Engineering and ... 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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  • 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

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented ** Senior Systems Engineer ** to join our team in **Chantilly, VA.** **Responsibilities include but ... 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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  • 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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  • Systems Engineer

    General Atomics (Herndon, VA)
    …for defense, industrial, and commercial customers worldwide. We have an exciting opportunity for a Senior Systems Engineer in our Herndon, VA office which is ... 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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  • Senior IT Systems Engineer

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented ** Senior IT Systems Engineer ** to join our team in **Chantilly, VA.** **Responsibilities include ... infrastructure resources (eg storage and networking), and how to configure operating systems and applications in an efficient manner. + Maintaining platforms of… more
    ManTech (08/20/25)
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  • GEOINT Senior Systems…

    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 ... approval. + Expect Travel within the US approximately 10% of the time. + TS /SCI w/ Poly **Qualifications** + BS in Engineering (preferred); or Science, Space related… more
    SAIC (08/07/25)
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  • GEOINT Systems Engineer

    Sciolex Corporation (Chantilly, VA)
    …you receive the utmost employee care. Responsibilities As the GEOINT Systems Engineer you will interact daily with senior government and Program staff to ... to strategic priorities and performance standards. Qualifications & Physical Requirements + Active Top Secret /SCI clearance with Poly. + Bachelors and five (5)… more
    Sciolex Corporation (07/10/25)
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  • Microsoft Endpoint Configuration Manager (MECM)…

    Amentum (Warrenton, VA)
    …program is to support, operate, and maintain the Distributed Continuity Integrated Network - Top Secret Enterprise Services (DCIN- TS ES) which is a ... transformative change. **Responsibilities:** The duties and responsibilities of the Systems Engineer MECM include, but are not...team in a dynamic environment **Clearance Required:** + Active Top - Secret clearance with SCI or TS… more
    Amentum (09/25/25)
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