• Senior Systems and Network…

    SAIC (Battle Creek, MI)
    **Description** SAIC is seeking a highly skilled Senior Systems & Network Administrator to support the AOC WS Falconer Program. This role combines expertise in ... both systems and network administration to ensure the installation, configuration,...+ Install and support Agile Release Events (AREs), Critical System Updates (CSUs), Fast Tracks (FTs/FTTIs), and NOTAMs +… more
    SAIC (09/16/25)
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  • Information Assurance Administrator

    Leidos (St. Petersburg, FL)
    …resets, and account unlocks + Resolve file- level permission issues across Linux and Windows environments + Maintain system security and recovery processes ... operations, and ensure mission readiness. **Primary Responsibilities** + Administer Windows and Linux systems + Build/maintain Linux /Windows workstations and… more
    Leidos (11/11/25)
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  • System Administrator…

    RTX Corporation (El Segundo, CA)
    …create a safer, more secure world. **What You Will Do:** + Provide IT systems administration in a heterogeneous Microsoft Windows and RedHat Enterprise Linux ... complexity to include the integration of hardware and operating systems . + Provide mentorship and guide prioritization of tasks...of VDI. + Experience with Windows Server internals or Linux fundamentals to include DNS, DHCP, AD, and server… more
    RTX Corporation (09/24/25)
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  • HPC Systems Engineer (Advanced Research…

    Johns Hopkins University (Baltimore, MD)
    … Linux servers, with direct experience managing HPC clusters. + Experience as a high- level Linux system administrator . + Experience managing mission ... motivated **_HPC Systems Engineer_** to join the systems team. This system (ROCKFISH), with over...performance parallel storage and methodologies. + Expert knowledge of Unix/ Linux systems administration, including all aspects of… more
    Johns Hopkins University (11/04/25)
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  • Systems Administrator / Diads / Sam…

    Lockheed Martin (Nellis Air Force Base, NV)
    …forefront of cutting\-edge technology and engineering\. Lockheed Martin is seeking a Systems Administrator to develop, integrate, and operate DIADS and ... air missile systems \. * Experience with Digital Integrated Air Defense System \(DIADS\) Software\. * Military experience with aviation and combat systems \.… more
    Lockheed Martin (11/09/25)
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  • Systems Administrator

    SAIC (Pearl City, HI)
    **Description** SAIC is seeking a ** Systems Administrator ** located on **Ford Island in Hawaii** to support the **HQ USINDOPACOM J76, K. Mark Takai Pacific ... Infrastructure to support the customer. **JOB DESCRIPTION:** + Provide level II and III systems support to...in lieu of degree. + Experience working with operating systems such as Windows 11, Windows Server, Linux… more
    SAIC (11/13/25)
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  • Systems Administrator

    Insight Global (San Diego, CA)
    Job Description A client in San Diego is looking for a Systems Administrator /Network Engineer to manage their existing server and network environment. We are ... Active Directory, VPNs, and networking equipment at the protocol level . Must be familiar with CMMC controls and certifications,...Skills and Requirements - 4+ years experience as a Systems Administrator in a secure environment -… more
    Insight Global (10/02/25)
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  • Infrastructure Engineer/ Administrator

    CACI International (Mclean, VA)
    …Type of Travel: None * * * **The Opportunity:** CACI is seeking a highly motivated Linux System Engineer and Administrator with hands on experience with the ... demonstrated experience with multiple cloud platforms, automation technologies, and with Linux system administration. The successful candidate will ensure the… more
    CACI International (09/26/25)
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  • Systems Administrator

    GovCIO (Fort Bliss, TX)
    **Overview** GovCIO is currently hiring for a Systems Administrator with an active Secret clearance to provide Windows administration for Windows Server ... manage, and monitor Windows Internet Information Services (IIS) applications. + Administer Linux and/or UNIX Operating Systems . + Apply knowledge of database… more
    GovCIO (10/22/25)
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  • Principal Windows System…

    RTX Corporation (El Segundo, CA)
    …create a safer, more secure world. **What You Will Do:** + Provide IT systems administration in a heterogeneous Microsoft Windows and RedHat Enterprise Linux ... environment. + Experience with Windows Server internals or Linux fundamentals to include DNS, DHCP, AD, and server...complexity to include the integration of hardware and operating systems (OS). + Experience with data RAID, data backup… more
    RTX Corporation (10/21/25)
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