• Systems Engineer - Platform - active…

    V2X (Springfield, VA)
    …with integrity, respect, responsibility, and professionalism. We are hiring for a Systems Engineer - Platform - active TS /SCI clearance for our Systems ... Services (SEAS) Team to support our government customer based in Springfield, VA. The Systems Engineer - Platform provides a combination of software and … more
    V2X (12/12/25)
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  • Systems Engineer - Subject

    Noblis (Chantilly, VA)
    Responsibilities As a Systems Engineer SME , you will provide expert leadership in planning, designing, and implementing sophisticated additions and ... and operating systems with special emphasis on Top Secret classification enclaves. Your extensive expertise... Top Secret environments. + Active Top Secret ( TS ) clearance with… more
    Noblis (12/03/25)
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  • Systems Engineer & Process…

    KBR (Chantilly, VA)
    Title: Systems Engineer & Process SME Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced ... upon contract award KBR is seeking a highly qualified Systems Engineer to provide Systems ...and source selections as directed. Required Qualifications: + Active TS /SCI + Bachelor of Science/Bachelor of Arts (BS/BA) in… more
    KBR (11/07/25)
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  • Systems Engineer

    KBR (Springfield, VA)
    Title: Systems Engineer Belong. Connect. Grow. with...improvements via Request for Change (RFC) review + Coordinate Subject Matter Expert ( SME ... based upon contract award. KBR is seeking a Mid-level Systems Engineer to support a government customer..., geomatics, or related fields. Security Clearance Requirements: Active TS /SCI (with poly preferred) Belong, Connect and Grow at… more
    KBR (12/11/25)
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  • Space Acquisition Systems Engineer

    Sciolex Corporation (Chantilly, VA)
    Systems Engineer will serve as the System Program Office (SPO) Subject Matter Expert ( SME ) providing programmatic oversight and acquisition ... care. Responsibilities We are looking for a Space Acquisition Systems Engineer to provide systems ...assist the Government customer in monitoring contract execution. Innovative Subject Matter Expert of Dev… more
    Sciolex Corporation (10/09/25)
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  • Senior Scientist, Systems Engineer

    L3Harris (Herndon, VA)
    …and development program execution. The Advanced Concept Engineer should be a subject matter expert in multiple technical domains with an entrepreneurial ... the interest of national security. Job Title: Senior Scientist, Systems Engineer Job Code: 28926 Job Location:...information and broad agency announcements; and provide market and subject matter expert guidance to… more
    L3Harris (10/05/25)
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  • CSfC Systems Engineer SME

    CACI International (VA)
    …advanced networking configurations. + Develop and implement VPN system configurations. + Serve as Subject Matter Expert ( SME ) for CSfC policies and ... CSfC Systems Engineer SME Job...Time Type: Full time Minimum Clearance Required to Start: TS /SCI Employee Type: Regular Percentage of Travel Required: Up...* * * Seeking a Senior Systems Engineer to provide Subject Matter more
    CACI International (11/19/25)
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  • Senior Systems Engineer

    Amentum (Norfolk, VA)
    Amentum is seeking a Senior Systems Engineer for a contract pending award to provide Naval Support Activities in Norfolk, VA. The Senior Systems Engineer ... developed or emerging capabilities. + Provide technical guidance and subject matter expertise to support integration, troubleshooting,...related field is required. + Must have an Active Top Secret /SCI US Government Clearance. Note: US… more
    Amentum (11/20/25)
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  • Acquisition Systems Engineer

    SAIC (Chantilly, VA)
    …cutting-edge components of the future architecture. **SPECIFIC TASKING:** + Functions as a SPO subject matter expert ( SME ) in the planning, development ... **Description** **JOB DESCRIPTION:** SAIC is seeking an **Acquisition Systems Engineer ** with a strong desire...experience. + Must be a US Citizen with active TS /SCI security clearance with CI polygraph. + **Must have… more
    SAIC (11/26/25)
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  • Artificial Intelligence (AI) Systems

    HII (Suffolk, VA)
    …J7, Joint Wargaming & Experimentation Division (JWED) as an Artificial Intelligence (AI) subject matter expert to support JWED and wargaming/experimentation ... writing and style. + Work with tools and in work environments from unclassified to Top Secret levels (NIPR, SIPR, JWICS). + Utilize and have a proficiency with… more
    HII (11/29/25)
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