• Systems Administrator

    Guidehouse (Bethesda, MD)
    …clusters, including Elasticsearch, Logstash, Kibana and *beats + Experience with Windows Systems Administration and troubleshooting Active Directory + Experience ... Linux and Windows servers to include base configuration, security and system patching, performance monitoring, etc. + Implement and enforce DISA STIG compliance… more
    Guidehouse (12/10/25)
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  • Senior Linux System Administrator

    ManTech (Fort Meade, MD)
    …you will provide support for implementation, troubleshooting, and maintenance of IT systems , as well as manage IT system infrastructure and any processes ... support for implementation, troubleshooting, and maintenance of IT systems . + Manage IT system infrastructure and...system planning. + Configure and manage Linux and Windows operating systems ; install, load, and enhance… more
    ManTech (12/24/25)
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  • System Administrator (Mfahd)

    CACI International (Fort Meade, MD)
    System Administrator (MFAHD) 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 System Administrator to be part of the...total of 7 years' experience _Desired:_ + Expertise with Windows Operating Systems + Understanding of computer… more
    CACI International (11/14/25)
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  • Senior Systems Administrator

    Leidos (Gaithersburg, MD)
    …**Primary Responsibilities:** + Lead system administration for Linux and Windows -based systems in secure, mission-critical environments. + Architect and ... part of the Decision Advantage Solutions Business Area, is currently seeking a Senior Systems Administrator . As a senior member of our IT operations team, you… more
    Leidos (01/16/26)
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  • Fidelis Administrator - Active TS/SCI…

    ENS Solutions (College Park, MD)
    …Install, configure and manage operating system and application software as necessary. Support Linux & Windows systems engineering efforts in system ... system administration. Requirements + 3+ years of experience as a system administrator + Experience with installing or configuring devices, applications, and… more
    ENS Solutions (12/27/25)
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  • Sr. Principal NetApp Storage Administrator

    Northrop Grumman (Baltimore, MD)
    …will include but not be limited to the following: + Serve as a systems administrator with shared responsibility for the effective maintenance and operational ... Windows & Linux), Networking equipment, and NetApp storage systems . + Install, configure, and maintain NetApp operating ...+ Troubleshoot and resolve issues related to NetApp storage systems and provide technical support to end-users… more
    Northrop Grumman (01/15/26)
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  • Systems Administrator w/Poly

    BigBear.ai (Hanover, MD)
    Overview BigBear.ai is seeking a System Administrator to support mission critical application and systems in support of multiple Identity, Credential ... (ICAM) projects. The selected candidate will serve in a System Administrator role to keep the ...troubleshooting as needed. + Engage in program management, mission support , software integration, development, system engineering, migration,… more
    BigBear.ai (12/17/25)
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  • NAVAIR Senior Systems Administrator

    JHNA (Patuxent River, MD)
    … Admin to join our NAVAIR team in Patuxent River, MD. As a System Administrator supporting NAVAIR, you'll collaborate with talented professionals to create ... area network (LAN), wide area network (WAN), and Internet systems or a segment of a network system...other DOD INST 8570 compliant qualification required. + Operating system certification (ie Windows or Linux). +… more
    JHNA (01/06/26)
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  • Linux Systems Administrator

    JHNA (Patuxent River, MD)
    …Time Linux Systems Administrator JHNA is currently seeking a talented Linux Systems Administrator to support our NAVAIR customer at NAS Pax River. ... This position will require in person/on-site support . Please note an active Top Secret Clearance is required to be considered for this role. Roles/Responsibilities:… more
    JHNA (11/25/25)
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  • System Administrator

    Athenix Solutions Group, LLC (Annapolis Junction, MD)
    …resolution + Configuring and managing UNIX and Windows operating systems and installs/loads operating system software, troubleshoots, maintains integrity and ... System Administrator Annapolis Junction, MD (http://maps.google.com/maps?q=Annapolis+Junction+MD+USA)...a variety of roles to maintain and provide technical support for diverse software and hardware systems more
    Athenix Solutions Group, LLC (10/23/25)
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