• Sr. Systems Administrator (Onsite…

    Community Health Systems (Franklin, TN)
    **Job Summary** NOC Senior System Administrator NOC Senior System Administrator proactively monitors performance and availability of applications, ... operating system platforms, and infrastructure to troubleshoot root cause and...of TCP/IP and the OSI Model + Knowledge of Windows/ Linux /Unix operating systems + Expertise with common… more
    Community Health Systems (09/05/25)
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  • System Administrator

    Leidos (Bethesda, MD)
    …has an exciting opening for you as our next Tier 3 Service Desk/ Systems Administrator supporting the OSINT Integration Center under our 10-year DOMEX Technology ... (DTP) contract. Your job will be to bring together Linux (primarily) and Windows systems administration, ...Ansible for infrastructure automation and orchestration + Set up administrator and service accounts, maintain system documentation,… more
    Leidos (10/01/25)
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  • System Administrator

    CACI International (San Antonio, TX)
    System Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: ... IT systems . We are seeking a qualified System Administrator to provide support for the...management of UNIX, Linux , and Windows operating systems . + Installation and maintenance of operating system… more
    CACI International (11/25/25)
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  • Systems Administrator Level 2

    Northrop Grumman (Aurora, CO)
    …responsibilities will include, but not be limited to, the following:** + Perform as a Linux and Windows System Administrator on large government contracts. + ... part of our mission. Northrop Grumman is seeking a ** Systems Administrator ** **Level 2** to join our...8, DCID 6/3-ICD 503, RMF, STIG, JAFAN, or JSIG information system environments + Solid understanding of… more
    Northrop Grumman (10/22/25)
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  • System Administrator

    CACI International (Annapolis Junction, MD)
    System Administrator Job Category: Information...expert knowledge of UNIX, Linux , and Windows systems and networking + Coordinate system changes ... IT systems . We are hiring a seasoned System Administrator - Level 3 to provide...This role supports complex enterprise infrastructure and architecture, including UNIX/ Linux /Windows systems , virtual environments, and mission … more
    CACI International (10/30/25)
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  • Systems Administrator - Onsite

    Community Health Systems (Milton, FL)
    …will be onsite at the Santa Rosa Medical Center.** **Job Summary** The Systems Administrator is responsible for the maintenance, optimization, and security of ... and Perks* **Essential Functions** + Installs, configures, and maintains operating systems , software applications, and system upgrades while evaluating and… more
    Community Health Systems (11/08/25)
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  • Systems Administrator Tier I_ TS/SCI…

    General Dynamics Information Technology (Las Cruces, NM)
    …of directly related experience in systems administration and analysis. + UNIX/ LINUX System Administration - Preferred + Windows System Administration ... **US Citizenship Required:** Yes **Job Description:** Transform technology into opportunity as a Systems Administrator with GDIT. A career in enterprise IT means… more
    General Dynamics Information Technology (10/04/25)
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  • Systems Administrator

    General Dynamics Information Technology (Springfield, VA)
    …Required:** None **Job Family:** IT Infrastructure and Operations **Skills:** Information Technology (IT), Linux , System Administration **Certifications:** ... and tomorrow is smarter. Our work depends on a ** Systems Administrators** with Linux and Windows Infrastructure...SYSTEMS ADMINISTRATORS** WILL MAKE AN IMPACT As the Systems Administrator on this contract, you will… more
    General Dynamics Information Technology (09/06/25)
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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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  • Sr. Specialist, Systems…

    L3Harris (Carlsbad, CA)
    …and cyber domains in the interest of national security. Job Title: Sr. Specialist, Systems Administrator Job Code: 29595 Job Location: Palm Bay, FL; or Carlsbad, ... Friday off Job Description: We are seeking a dedicated System /Network Administrator to join our IT team....maintaining the integrity and security of both Windows and Linux system infrastructures. This role involves a… more
    L3Harris (10/05/25)
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