• Senior Linux System Administrator

    ManTech (Fort Meade, MD)
    ManTech seeks a **Senior Linux System Administrator ** to join our team in **Ft. Meade, MD** . In this role, you will provide support for implementation, ... resource utilization; perform capacity analysis and system planning. + Configure and manage Linux and Windows operating systems; install, load, and enhance OS… more
    ManTech (10/14/25)
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  • Principal Windows Systems…

    Northrop Grumman (Linthicum Heights, MD)
    …work of your career. Northrop Grumman Mission Systems is seeking a well-qualified Windows Administrator to join its Classified Solutions team in Linthicum, MD. ... limited to the following: + Perform as a primary Windows /VMware systems administrator for a classified government...team environment with other IT/technical professionals. + Experience managing Windows Server OS and domain architecture in… more
    Northrop Grumman (11/13/25)
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  • Sr. Principal Windows /VMware Systems…

    Northrop Grumman (Baltimore, MD)
    …required certification will be a condition of continued employment. + Experience managing Windows Server OS and domain architecture. + Ability to support ... your career. Northrop Grumman Mission Systems is seeking a Windows Systems Administrator to join its Classified...process. + DoD 8140 Certification in a primary OS ( Windows , Linux ). + Ability to communicate effectively… more
    Northrop Grumman (11/01/25)
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  • Windows Server Lead

    TekSynap (CT)
    …past three (3) years. + Hands-on knowledge and experience in all aspects of Windows Server Administration. **Desired Experience and Skills** + Five (5) years ... Server + Microsoft Certified Architect - MS SQL Server + Microsoft Certified - Azure Administrator ...both calmly and efficiently. **Overview** We are seeking a Windows Server Lead to join our team.… more
    TekSynap (11/15/25)
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  • Principal Windows Systems…

    RTX Corporation (El Segundo, CA)
    …integration and supporting a email platform such as Exchange or SmarterMail. + Experience with Windows 11, 10 Windows Server 2022, 2019, 2016. + Experience ... You Will Do** : + Provide IT systems administration in a heterogeneous Microsoft Windows and Redhat Enterprise Linux environment. + Collaborate in a fast-paced… more
    RTX Corporation (11/18/25)
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  • System Administrator ( Windows…

    Motion Recruitment Partners (Irving, TX)
    System Administrator ( Windows /Wintel or UNIX) Irving, TX...in Linux , Red Hat, Solaris, AIX, or Windows Server and other Unix based operating ... $63/hr - $68/hr Grow your career as a Systems Administrator ( Windows /Wintel or UNIX)) with an innovative...Servers (WebLogic, WebSphere) + Database experience with Oracle, SQL server , or Sybase + Production and UAT Environment troubleshooting… more
    Motion Recruitment Partners (10/28/25)
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  • Secret Windows System Administrator

    Insight Global (Baltimore, MD)
    …part of a team environment with other IT/technical professionals * Experience managing Windows Server OS and domain architecture in a classified environment, ... of Insight Global is looking for a Secret Cleared Windows System Administrator to join their team....LDAP, VMWare, and knowledge of SAN storage systems * Linux Operating System experience and/or certification for current versions… more
    Insight Global (11/06/25)
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  • Principal Windows System…

    RTX Corporation (El Segundo, CA)
    …Microsoft Windows and RedHat Enterprise Linux environment. + Experience with Windows Server internals or Linux fundamentals to include DNS, DHCP, AD, ... with NISPOM, JAFAN, JSIG, DFARS and/or DoD/RMF, experience in Windows Server , data storage, NAS, and SAN...and/or Exchange and High-Performance Computing (HPC) experience in a Linux environment. **What We Offer:** Our values drive our… more
    RTX Corporation (10/21/25)
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  • System Engineer, Linux and Windows…

    DeVine Consulting, Inc. (Monterey, CA)
    …serving as a system administrator for Microsoft O365, VMWare,Vsphere and NsX-T, Linux Red Hat, Windows Server , SQL, MySQL, EMC SAN technologies ... maintaining a high availability datacenter + Expertise in operating systems ( Windows , Linux ), networking protocols, storage technologies, cloud computing… more
    DeVine Consulting, Inc. (09/07/25)
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  • Linux Systems Administrator / Secret…

    Lockheed Martin (Huntsville, AL)
    …Security\+, CASP, CISSP\), within 6 months of starting the position * Experience with Linux /UNIX Server and Desktop Operating Systems \(i\.e\. RH 7\.x, RH 8\.x, ... configuring, securing, hardening, remediating, testing, upgrading and decommissioning of Linux Workstations, servers, network switches, virtual servers, physical servers,… more
    Lockheed Martin (11/20/25)
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