• Principal Systems Administrator

    ManTech (Arlington, VA)
    ManTech seeks a motivated, career and customer-oriented **Principal Systems Administrator ** to join our team in **Pentagon, VA.** The position is **onsite.** ... + Provide specialized support and troubleshooting for VIP users, including hardware, software , network, and application issues + Manage and maintain computer … more
    ManTech (05/24/25)
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  • SIGINT Systems Administrator (Low…

    CACI International (Hampton, VA)
    SIGINT Systems Administrator (Low Band Journeyman) Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee ... None * * * CACI is seeking a SIGINT Systems Administrator to join the CACI team...techniques and procedures to ensure appropriate function of hardware, software , or system functional specifications. Additionally, you… more
    CACI International (07/12/25)
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  • System Administrator Mid

    TekSynap (VA)
    …and servers, including web servers, to support business processing requirements. + Perform software installations and upgrades to operating systems and layered ... **PREFERRED QUALIFICATIONS & COMPETENCIES** + Bachelor's degree in computer science, Software Engineering, Information Systems , or a related technical field,… more
    TekSynap (07/18/25)
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  • System Administrator

    Nightwing (Sterling, VA)
    …in the intelligence community, defense, civil, and commercial markets. Job Title: System Administrator Location: Sterling, VA Clearance: TS/SCI Poly **This ... position is CONTINGENT upon contract award** The System Administrator (SysA) as part of the...projects + Install security updates and patches, perform operating system software updates/upgrades + Weekly maintenance and… more
    Nightwing (06/27/25)
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  • Sr. Systems Administrator TS/SCI…

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    …* System Management: Installing, configuring, and maintaining operating systems (Windows, Linux, macOS), software , hardware, and network infrastructure. ... **Sr. Systems Administrator TS/SCI with Poly REQUIRED**...data backup/recovery plans. * Troubleshooting: Diagnosing and resolving hardware, software , and network issues for users and systems… more
    CGI Technologies and Solutions, Inc. (08/01/25)
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  • System Administrator 4

    M. C. Dean (Mclean, VA)
    …outcomes, improving lives, and changing the world for the better. We are seeking a ** System Administrator 4** to join our **Security and Electronic Systems ... engineering, interfacing, integration, and testing of specific components of complex hardware/ software systems to include requirements elicitation, analysis and… more
    M. C. Dean (07/15/25)
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  • Exchange Systems Administrator SME

    Leidos (Alexandria, VA)
    …where you can thrive, keep reading!** **The Mission** Leidos is seeking an Exchange System Administrator to support a large enterprise IT contract for the DOD. ... service inquiries and problems. + Extensive experience working as a Tier 2 system administrator : familiar with using exchange/vault tools. + Extensive experience… more
    Leidos (07/23/25)
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  • System Administrator

    Chenega Corporation (Fort Belvoir, VA)
    System Administrator Ft. Belvoir, VA Join our Talent Network Systems Administrator Ft. Belvoir, VA C-CHR-24-036 TheSystem Administratorwill resolve ... applications, telephones, and network-attached printers. Duties and Responsibilities: + Install new software releases and system upgrades, evaluate and install … more
    Chenega Corporation (06/02/25)
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  • Senior Network/ Systems…

    GovCIO (Richmond, VA)
    **Overview** GovCIO is currently hiring for a Senior Network/ Systems Administrator with an active Secret clearance. This position will be located in Sterling, VA ... for the transition of development and/or production environments to new technologies, utilize system software to monitor the performance of system files,… more
    GovCIO (07/10/25)
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  • Senior Systems Administrator (Unix/…

    First Division Consulting (Dahlgren, VA)
    …(6) years of professional experience in Unix/Linux system administration for networks and software systems . + Experience in: + System backup and recovery ... contract award** Position Overview: First Division Consulting is seeking a Senior Unix/Linux Systems Administrator to support a Department of the Navy (DoN)… more
    First Division Consulting (06/19/25)
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