• Senior Associate, Systems Engineer…

    L3Harris (Springfield, VA)
    …the space, air, land, sea and cyber domains in the interest of national security . Job Title: Senior Associate, Systems Engineer Job Code: 28927 Job ... Use software tools, scripting and software/hardware troubleshooting + Analyze systems requirements from end systems and users...of our positions require the ability to obtain a security clearance. Security clearances may only be… more
    L3Harris (09/24/25)
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  • Senior Cloud Cybersecurity Analyst

    ManTech (Herndon, VA)
    …GIAC Certified Forensic Analyst (GCFA), Certified Information Systems Security Professional (CISSP), or Certified Cyber Forensics Professional (CCFP). ... trusted product assessment, enterprise security engineering, secure cloud systems management, penetration testing, insider threat analysis, cyber situation… more
    ManTech (08/16/25)
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  • Senior Associate Systems Engineer

    L3Harris (Springfield, VA)
    …the space, air, land, sea and cyber domains in the interest of national security . Job Title: Senior Associate, Systems Engineer - Watch Officer (Active ... Technologies is seeking a Watch Officer to support a critical National Security Program. The successful candidate will join a high-performing team of government… more
    L3Harris (07/17/25)
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  • MECM Systems Engineer - Senior

    Amentum (Warrenton, VA)
    **Your Impact:** Are you interested in using your skills to help shape the Cyber , Security , & Intel space? If so, look no further. Amentum is seeking a ... * A thorough understanding of Microsoft Windows Server and Workstation operating systems . * Experience in documenting and implementing Security Technical… more
    Amentum (09/25/25)
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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 ... VA and requires a Top Secret clearance. As the Senior Principal Systems Integration Engineer, you will...a Top Secret/SCI. + Experience developing and/or sustaining high-reliability systems for national security , preferably including space… more
    SAIC (09/27/25)
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  • Senior Intelligent Transportation…

    Parsons Corporation (Centreville, VA)
    …75 years of experience, Parsons is uniquely qualified to deliver cyber /converged security , technology-based intellectual property, and other innovative services ... Our solutions are geared to establish interoperability and integrations with complex systems in transportation to simplify the user experience; using data in the… more
    Parsons Corporation (07/18/25)
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  • Senior Systems Administrator

    Leidos (Vienna, VA)
    **Description** The National Security Sector at Leidos is seeking a ** Senior System Administrator** to join a dynamic team based in **Tysons Corner, VA** . This ... + Interface control document (ICD) implementation and maintenance of government systems interconnects + Ensure Security compliance requirements + Provide… more
    Leidos (07/29/25)
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  • Senior Systems Engineer

    SAIC (Chantilly, VA)
    …their knowledge while increasing their responsibilities. SAIC has an opening for a Senior Systems Engineer to provide Systems Engineering and Technical ... in Chantilly, VA. This customer is responsible for designing, building, and operating national security -related systems based in space, in the air, and on the… more
    SAIC (08/22/25)
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  • Program Manager III (A)

    SimIS Inc. (Virginia Beach, VA)
    …site personnel, with a focus on integrating senior -level cyber security experts, electronics technicians, and systems engineers with mid-level and junior ... The role requires demonstrated expertise in PMBOK methodologies, strong technical acumen in cyber security and engineering domains, and the ability to drive… more
    SimIS Inc. (09/12/25)
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  • Senior Systems Engineer

    SAIC (Arlington, VA)
    **Description** SAIC is seeking a motivated, career and customer-oriented ** Senior Systems Administrator** to join our team in Arlington, VA, supporting the ... years in computer-related areas such as Networks, Servers, Storage Area Networks, systems management, directory systems , Public Key Infrastructure, IT customer… more
    SAIC (09/26/25)
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