• Principal System Administrator

    DCCA (Annapolis Junction, MD)
    …XP, 2000 environments, including Red Hat Enterprise Linux (RHEL5.4), Centos 7,8 Linux , VMWare Vcenter Server and Vsphere client, Sun Solaris 9, 10, Dragon ... Principal System Administrator Location Annapolis Junction, MD Job Code 2270...Systems /Infoman, DOS Power, VTAM, IBM Netview, SAS PC Server Hardware: * IBM Risc 6000 Servers, Compaq 486,… more
    DCCA (11/17/25)
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  • HPC Systems Administrator (IT@JH…

    Johns Hopkins University (Baltimore, MD)
    IT@JH Research Computing is seeking a **_HPC_** ** Systems Administrator ** who will support the daily operation and upkeep of Johns Hopkins University's ... **Preferred Qualifications** + One to three years of experience administering Linux systems . + Basic familiarity with high-performance computing concepts… more
    Johns Hopkins University (12/19/25)
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  • Senior Systems Administrator

    CACI International (Fort Meade, MD)
    Senior Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: ... * * **The Opportunity:** CACI is seeking a Senior Systems Administrator to provide support for implementation,...in the resolution process + Configure and manage primarily Linux /Unix (or other applicable) operating systems and… more
    CACI International (12/02/25)
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  • Sr. IAM Administrator (IT@JH Enterprise…

    Johns Hopkins University (Baltimore, MD)
    Server Administration + Windows Server Administration + Linux Server Administration Classified Title: Sr. IAM Administrator Job Posting Title (Working ... **_Sr. IAM Administrator_** . The Sr. Identity and Access Management (IAM) Administrator is responsible for planning, implementing, and managing IAM services for the… more
    Johns Hopkins University (11/20/25)
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  • (Mid. or Senior) Networking Systems

    Belay Technologies (Annapolis Junction, MD)
    …up in 2020 and a finalist in 2021! Belay Technologies is seeking a Network Systems Administrator (Windows) to join our team. The selected individual will be ... have experience installing, updating, and upgrading Windows Desktop and Server Operating Systems (OS). + Must have...systems (ex. Network Switches, Routers, LANs, & cabling, Windows/ Linux operating systems , VMware, etc.). + Must… more
    Belay Technologies (12/31/25)
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  • Senior Systems Administrator

    SMX (Patuxent River, MD)
    Senior Systems Administrator (VMware) (4601)at SMX(View all jobs) (https://www.smxtech.com/careers/) Patuxent River, MD SMX is looking for a highly motivated ** ... Systems Administrator ** with demonstrated experience to maintain...the following: + Cisco switches + SAN + Windows Server + Networking experience + Experience with Linux more
    SMX (11/14/25)
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  • Systems Network Administrator

    Leidos (Laurel, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Systems Network Administrator ** in our **National Security Sector's (NSS) Cyber & Analytics ... us and make a difference in National Security!** **Job Summary:** The Systems Network Administrator provides support for implementation, troubleshooting and… more
    Leidos (11/18/25)
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  • Production Service Systems

    Oracle (Annapolis, MD)
    …and innovative individuals with experience in a variety of technologies including Linux , Windows and server hardware experience. This position involves roughly ... & Analytics solutions within Veterans Affairs healthcare environments. As a System Administrator on our Forward Deploy team, you will take a consultative approach… more
    Oracle (11/25/25)
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  • Systems Administrator

    CACI International (Linthicum, MD)
    …and availability of customer systems . We are looking for a dedicated Linux System Administrator to help us ensure information security readiness and maintain ... Systems Administrator Job Category: Information Technology...**TS/SCI with Polygraph** + Stand up, configure, and maintain Linux servers. + Apply fixes, patches and upgrades in… more
    CACI International (12/27/25)
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  • Fidelis Administrator - Active TS/SCI…

    ENS Solutions (College Park, MD)
    …of industry. Performs systems administration of cyber tools sets and server systems connected to networks across multiple classification domains. Provide ... manage operating system and application software as necessary. Support Linux & Windows systems engineering efforts in...deployments and configuration management. + Experience as a network administrator or systems engineer. + Experience in… more
    ENS Solutions (12/27/25)
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