• Enterprise Systems Administrator I

    Trace Systems Inc (Shaw AFB, SC)
    …and maintenance of server operating systems ( Windows Server/ Linux ). + Managing Active Directory, including user/group administration GPOs, and ... configure, operate, manage, troubleshoot, repair, upgrade, inspect and maintain server systems (physical and virtual), including administration of core and… more
    Trace Systems Inc (11/14/25)
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  • Staff Production Support Engineer (Java, AWS,…

    Eliassen Group (Westlake, TX)
    …_Rate: $68 - $73 / hr. w2_ **Responsibilities:** + Develop solutions within Unix/ Linux systems , provide support, and perform scripting and troubleshooting with ... **Staff Production Support Engineer (Java, AWS, Linux , File Transfer Protocol)** **Westlake, TX, NC** **Type:**...transfer protocol) + 10+ years experience in support roles ( administration , systems , production support, or application support)… more
    Eliassen Group (01/13/26)
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  • System Operations/Administrator

    Sciolex Corporation (Chantilly, VA)
    …or in a similar IT support role. Compliant with DoD Directive 8570 Knowledge of Windows and Linux operating systems . CompTIA Security+ or ability to obtain ... Stay current with trends, technologies, and best practices in desktop system administration . Qualifications & Physical Requirements Expected Qualifications… more
    Sciolex Corporation (01/13/26)
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  • Systems Administrator

    CACI International (Norfolk, VA)
    …+ High School Diploma + Up to 7 years of experience in systems administration + Basic knowledge of system administration principles + Understanding of ... + Technical certifications (CompTIA A+, Network+) + Knowledge of Windows and Linux systems +...School diploma and up to 7 years experience in system administration ** + ** Systems Administrator… more
    CACI International (12/05/25)
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  • TSSCI Systems Administrator (Level 2)

    Insight Global (Louisville, CO)
    systems administration 1- years of experience support RHEL and Windows operating systems Well versed with Active Directory Experience supporting ... in Louisville, CO, is looking for a Top Secret Systems Administrator (Level 2) to join their growing classified...hardware and software. Their environment is a mix of Windows and Linux , and you will also… more
    Insight Global (11/22/25)
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  • Enterprise Infrastructure Systems

    KBR (Sioux Falls, SD)
    …required. Essential Job Functions: + Lead and support the administration of Linux (RHEL, OEL, Rocky) and Windows environments. + Configure, maintain, and ... and virtual servers, containers, and specialized software. + Perform system maintenance, patching, and vulnerability remediation to ensure a...knowledge of Linux (RHEL, OEL, Rocky) and Windows operating systems . + Experience with server,… more
    KBR (12/06/25)
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  • Cloud System Administrator

    ManTech (Hanover, MD)
    …in administering Linux operating systems . + Experience with Windows Server 2022 administration , including Active Directory and networking + Proven ... enterprise users. **Responsibilities include, but are not limited to:** + Provide administration and support for Windows Server 2022 environments, including… more
    ManTech (12/24/25)
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  • Senior Cloud System Administrator

    ManTech (Annapolis Junction, MD)
    …in administering Linux operating systems . + Experience with Windows Server 2022 administration , including Active Directory and networking + Proven ... Included but are not limited to** : + Provide administration , troubleshooting, and general support for Windows ... Server 2022 environments, Windows 10/11 client systems , and various Linux distributions (eg, Rocky,CentOS,… more
    ManTech (12/24/25)
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  • Sr. System Administrator

    Arena Technical Resources, LLC (Reston, VA)
    … upgrades. * Manages and troubleshoots multiple VMware environments. * Provides Windows Server and Linux administration , maintenance, and troubleshooting. ... * Creates STIG compliant images for Windows Desktop, Windows Server, and ...necessary continuing education (CE) for certification. Desired Qualifications * Linux OS (CentOS, RHEL) administration . * Satellite… more
    Arena Technical Resources, LLC (01/01/26)
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  • Junior System Administrator

    Tyto Athene (Wright Patterson AFB, OH)
    …certification + Strong knowledge of Windows and/or Linux operating systems . + Experience with Active Directory administration , including user and group ... our team. The ideal candidate will have 3-5 years of experience in system administration and possess a Security+ certification or an equivalent… more
    Tyto Athene (01/03/26)
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