• System Administrator 2

    Synergy ECP (Columbia, MD)
    …process. Configures and manages UNIX and Windows operating systems and installs/loads operating system software, troubleshoots, maintains integrity ... System Administrator 2 Columbia, MD (http://maps.google.com/maps?q=Columbia+MD+USA+21046)...UNIX and Windows (or other applicable) operating systems and installs/loads operating system software, troubleshoot,… more
    Synergy ECP (10/22/25)
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  • Mid System /Network Administrator

    Belay Technologies (Laurel, MD)
    …finalist in 2021! Belay Technologies is seeking a Senior System /Network Administrator . The Systems Administrator (SA) provides support for ... The SA configures and manages UNIX and Windows operating systems and installs/loads operating system software, troubleshoots, maintains integrity and… more
    Belay Technologies (12/08/25)
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  • Cloud System Administrator

    ManTech (Hanover, MD)
    …days from program start to obtain it + Proficiency in administering Linux operating systems . + Experience with Windows Server 2022 administration, including ... MANTECH seeks a motivated, career- and customer-oriented **Cloud System Administrator ** to join the team...Server 2022 environments, including Active Directory, and manage Windows 10/11 client systems . + Architect, deploy,… more
    ManTech (12/24/25)
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  • Senior Cloud System Administrator

    ManTech (Annapolis Junction, MD)
    …and general support for Windows Server 2022 environments, Windows 10/11 client systems , and various Linux distributions (eg, Rocky,CentOS, RHEL) ... MANTECH seeks a motivated, career and customer-oriented **Senior** **Cloud System Administrator ** in Hanover, MD. The team...program start date. + Proficiency in administering Linux operating systems . + Experience with Windows Server… more
    ManTech (12/24/25)
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  • Systems Network Administrator…

    Leidos (Laurel, MD)
    …process. Configures and manages Virtual and storage environments; Linux, UNIX and Windows operating systems ; installs/loads operating system software, ... **Description** **Leidos** has a new and exciting opportunity for a ** Systems /Network Administrator ** in our **National Security Sector's (NSS) Cyber & Analytics… more
    Leidos (12/20/25)
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  • System Administrator 2

    DCCA (Fort Meade, MD)
    …process. + Configure and manage Linux, UNIX and Windows operating systems and install/load operating system software, troubleshooting, maintain integrity and ... System Administrator 2 Location Fort Meade,...Key Tasks: DCCA is looking for TS/SCI w/Polygraph cleared Systems Administrators with Linux and Windows experience!… more
    DCCA (11/21/25)
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  • System Administrator (Level 4)

    Kaizen Approach, Inc (Annapolis Junction, MD)
    …configure and manage UNIX, Linux, and Windows (or other applicable) operating systems , install and load operating system software, troubleshoot and maintain ... Kaizen Approach is currently seeking a Systems Administrator to provide implementation, troubleshooting,...minimum of twenty (20) years of experience as a System Administrator (SA) on programs and contracts… more
    Kaizen Approach, Inc (11/11/25)
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  • Cloud System Administrator II

    ManTech (Annapolis Junction, MD)
    …AWS cloud). + Administer and troubleshoot Linux (Amazon Linux 2023, RHEL 8/9) and Windows Server (2016/2022) systems . + Configure and manage core services ... MANTECH seeks a motivated, career- and customer-oriented **Cloud System Administrator ** to join our team...cloud technologies. + Amazon Linux 2023, Linux RHEL 8/9, Windows Server 2016/2022. + Proven ability to… more
    ManTech (12/23/25)
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  • Senior Systems Administrator

    CACI International (Fort Meade, MD)
    …, manage IT system infrastructure and any processes related to these systems . The Senior Systems Administrator will Configure and manage primarily ... Windows and some UNIX operating systems and installs/loads operating system software, troubleshoots,...system software, push agents and connect nodes. + Windows 10/11, Server 2016/2019/2022 - General IT… more
    CACI International (12/02/25)
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  • Senior Linux System Administrator

    Black Bear Technology Solutions, LLC (Adelphi, MD)
    …(Required): + CompTIA Security+ CE or CompTIA Server + CE + Red Hat Certified System Administrator (RHCSA) + MCSA, MAC OS, or MCP + Must meet DoD 8750 ... Senior Linux System Administrator Clearance Required: Top Secret...and 8140 compliance requirements Technical Environment: + Windows Server + MCEM + MAC OS… more
    Black Bear Technology Solutions, LLC (11/21/25)
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