• Endpoint Security as a Service (ESS) Engineer/…

    Leidos (Washington, DC)
    …clearance** and **DOD 8570 IAT Level III** certification. + Hands-on experience with RedHat Enterprise Linux , VMware, Microsoft Hypervisor, or RedHat VM ... driven Endpoint Security as a Service (ESS) Engineer and Administrator to join our team at the Washington Navy...mission.** **What You'll Do** As an ESS Engineer and Administrator , you won't just maintain systems - you'll _elevate_… more
    Leidos (10/03/25)
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  • Systems Administrator

    Nou Systems, Inc. (Marietta, GA)
    …these disqualifies you from this job. Preferred Qualifications: + Proven experience in Linux systems administration (Ubuntu, RedHat ). + Experience with Linux ... capabilities. We are pleased to announce the opening for a Systems Administrator who will join our Information Technology Department and provided dedicated support… more
    Nou Systems, Inc. (11/25/25)
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  • Systems Administrator (Level 2 or 3)

    Northrop Grumman (Aurora, CO)
    …(BU). This position is located in **Aurora, CO.** **Job Duties:** + Perform as a Linux and Windows System Administrator and able to build these environments from ... Grumman Space Systems (NGSP) seeks to fill a **Systems Administrator (Level 2 or 3)** supporting the Integrated National...of application.** + Must have server administration experience with Linux RHEL 7x - 9x and Windows Server 2022… more
    Northrop Grumman (11/06/25)
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  • Systems Administrator

    General Dynamics Information Technology (Springfield, VA)
    …Family:** IT Infrastructure and Operations **Skills:** Information Technology (IT), Linux ,System Administration **Certifications:** CompTIA Security+ CE | CompTIA - ... smarter. Our work depends on a **Systems Administrators** with Linux and Windows Infrastructure experience to manage and maintain...**SYSTEMS ADMINISTRATORS** WILL MAKE AN IMPACT As the Systems Administrator on this contract, you will be on an… more
    General Dynamics Information Technology (12/06/25)
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  • TS/SCI Systems Administrator

    Insight Global (Dayton, OH)
    …(STEM degree) 4+ years of experience with Systems Administration Experience working with Linux Operating Systems ( RedHat Enterprise Linux (RHEL), CentOS or ... the Dayton, OH area is seeking a TS/SCI Systems Administrator for a contract to hire opportunity. This individual...to support multiple networks in both a Windows and Linux environment. Will configure and maintain the DevOps platform… more
    Insight Global (11/21/25)
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  • System Administrator

    CACI International (Hanover, MD)
    …with IAT Level I or higher (if applicable). + In-depth understanding of RedHat Linux 8 and above, and Win10/Win11. + Proactive, problem-solving skills. ... System Administrator Job Category: Information Technology Time Type: Full...startup & shutdown, vulnerability scans, and patch management on Linux and Windows. + Skilled in creating/updating documentation and… more
    CACI International (12/05/25)
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  • System Administrator 2

    Synergy ECP (Columbia, MD)
    System Administrator 2 Columbia, MD (http://maps.google.com/maps?q=Columbia+MD+USA+21046) Job Type Full-time Description System Administrator Level 2 Provides ... to improve reliability and performance. Requirements The Level 2 System Administrator shall possess the following capabilities: + Provide support for implementation,… more
    Synergy ECP (10/22/25)
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  • Systems Administrator (E2E) - Secret…

    General Dynamics Information Technology (Schofield, HI)
    …+ Versatile and skilled in administering both Microsoft (Window Server) and Linux ( RedHat ) based environments. + Understanding of Cloud Platform Design ... of related experience **US Citizenship Required:** Yes **Job Description:** SYSTEMS ADMINISTRATOR (E2E) Deliver simple solutions to complex problems as an End-To-End… more
    General Dynamics Information Technology (11/25/25)
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  • Sr. System Administrator

    RTX Corporation (Tucson, AZ)
    …Do:** + Provide IT systems administration in a heterogeneous Microsoft Windows and Redhat Enterprise Linux environment. + Understanding and knowledge of Windows ... and support IT infrastructures around the world. **Senior System Administrator ** , internally known as Senior Analyst, Information Workplace...Server internals or Linux fundamentals to include DNS, DHCP, AD, and server… more
    RTX Corporation (10/29/25)
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  • Entry Level or Mid Level System…

    Belay Technologies (Annapolis Junction, MD)
    …and a finalist in 2 021! Belay Technologies is seeking a Mid-Level System Administrator (SA2) to join our intel team. FC has on-call support compensation. Our OPS ... ITS Teams: Candidate has to have basic to strong Linux skills depending on years of experience and LCAT...years' experience installing software packages such as .iso and RedHat package Managers (rpm) Candidates are desired to have… more
    Belay Technologies (10/10/25)
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