• System Administrator

    GovCIO (Fairfax, VA)
    **Overview** GovCIO is currently hiring for System Administrator with an active Secret clearance to manage and maintain Red Hat Linux servers, as well as deploy, ... USD $173,000.00 /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/7069/ system - administrator /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-VA-Fairfax_ **ID** _2025-7069_ **Category** _IT… more
    GovCIO (11/13/25)
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  • Senior System Administrator (C)

    SimIS Inc. (Dahlgren, VA)
    …complex computer system network administration activities. + Experience in Microsoft Windows computer operating systems , LINUX operating systems , CISCO ... win as a team). SimIS Inc seeks a Senior System Administrator to provide combat system...in one or more of the following disciplines: combat systems design/engineering, combat system computer program development,… more
    SimIS Inc. (11/06/25)
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  • Cloud Systems Administrator

    UIC Government Services and the Bowhead Family of Companies (Arlington, VA)
    **Overview** CLOUD SYSTEMS ADMINISTRATOR (NAUT): Bowhead seeks a Cloud Systems Administrator to support our customer on the Nautical contract in the ... administration and compliance Technical Skills: + Proficiency in Linux/Unix and Windows server administration in cloud environments + Strong experience… more
    UIC Government Services and the Bowhead Family of Companies (10/31/25)
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  • Lead Security Systems Administrator

    Lumen (Herndon, VA)
    …world and shape the future. **The Role** This unique position requires technical information systems skills / system administrative as well as ability to write ... malicious code + Configure and maintain file shares and access permissions. + Server performance Monitoring. + Maintain and secure Windows Based Thinclients. +… more
    Lumen (11/07/25)
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  • Fidelis Administrator - Active TS/SCI…

    ENS Solutions (Norfolk, VA)
    …manage operating system and application software as necessary. Support Linux & Windows systems engineering efforts in system design and evaluation, ... systems administration of cyber tools sets and server systems connected to networks across multiple...administration. Requirements + 3+ years of experience as a system administrator + Experience with installing or… more
    ENS Solutions (09/27/25)
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  • Systems Administrator 1

    Huntington Ingalls Industries (Suffolk, VA)
    …Mission Technologies, a division of Huntington Ingalls Industries, is looking for a Systems Administrator 1 to support the Joint Training Synthetic Environment ... Diploma or equivalent and 4 years relevant experience. * Hands-on experience with server administration ( Windows /Linux) * Security + Certification (or must have… more
    Huntington Ingalls Industries (11/13/25)
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  • IT Systems Administrator

    ManTech (Chantilly, VA)
    …obtain one within 180 days. + System Experience: Experience with both Windows and Linux operating systems . + End-User Support: Experience providing help-desk ... **MANTECH** seeks a motivated, career and customer-oriented **IT Systems Administrator ** to join our team...support for common desktop and server issues and with installing and configuring physical equipment.… more
    ManTech (08/20/25)
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  • Senior IAM Administrator

    Insight Global (Herndon, VA)
    …Policy: https://insightglobal.com/workforce-privacy-policy/. Skills and Requirements - 7+ years in a System Administrator or IAM position working in a hands-on ... our large software client. The Senior Identity and Access Management (IAM) Administrator is responsible for leading secure, compliant identity solutions in alignment… more
    Insight Global (11/10/25)
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  • Systems Administrator - Tier 3…

    GovCIO (Fairfax, VA)
    **Overview** GovCIO is currently hiring for a System Administrator - Tier 3 Support with an active Secret clearance in support of our DEA Bluestone program. ... with the servers, network, or cybersecurity risks + Configure, deploy, and maintain Windows Server Update Services (WSUS) + Analyze and remediate findings from… more
    GovCIO (09/02/25)
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  • IT Systems Administrator

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **IT Systems Administrator ** to join our team in **Chantilly, VA.** **Responsibilities include but ... or equivalent) or ability to obtain one within 180 days. + Experience with Windows and Linux operating systems . + Experience providing help-desk end-user support… more
    ManTech (08/20/25)
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