• System Administrator- Linux

    Leidos (Annapolis Junction, MD)
    …utilizes complex equipment/ systems (ex. Network Switches, Routers, LANs, & cabling, Windows / Linux operating systems , VMware, etc.). + Must have ... experience installing, updating, and upgrading Linux Operating Systems (OS). + Must have...team. + Must be able to respond to emergency system administration , operations, and maintenance problems, on… more
    Leidos (01/06/26)
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  • Linux Engineer - TS/SCI with Polygraph

    General Dynamics Information Technology (Chantilly, VA)
    …Required:** None **Job Family:** IT Infrastructure and Operations **Skills:** Linux Environments,Red Hat Ansible, System Administration **Experience:** ... expected to have related experience and knowledge/understanding of: + Linux Operating systems as a server or...DHCP and LDAP in a Windows or Linux environment + Operating system deployment and… more
    General Dynamics Information Technology (12/15/25)
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  • Linux / AWS Systems Administrator…

    Northrop Grumman (Morrisville, NC)
    …Want You!** The Northrop Grumman Classified Solutions team is seeking an experienced ** Linux Systems Administrator** to join its dynamic team of technical ... system parameters and formats, ensures hardware and software systems compatibility and coordinates and/or modifies system ...limited to the following:** + Serve as a senior Linux Systems Administrator within an AWS cloud… more
    Northrop Grumman (11/15/25)
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  • Senior Linux System Administrator

    Belay Technologies (Annapolis Junction, MD)
    …The SA configures and manages UNIX and Windows operating systems and installs/loads operating system software, troubleshoots, maintains integrity and ... + Will need to be available to respond to system administration and maintenance problems while off...Must have experience in or familiarity with the following systems : Windows / Linux operating systems more
    Belay Technologies (01/04/26)
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  • Senior Infrastructure Linux & DevOps…

    Matrix Precise, Inc. (Pleasanton, CA)
    …(3) year's experience writing documentation or standard operating procedures related to system administration . + Three (3) year's experience with cloud native ... Responsibilities: + Build out additional automation which includes the Windows / Linux OS platforms, Storage platforms and DB... Servers either from an application support role or administration . + Minimum two (2) years of experience with… more
    Matrix Precise, Inc. (10/17/25)
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  • Information Systems Analyst, Stf…

    Lockheed Martin (Littleton, CO)
    … environments, including Active Directory and Group Policy * Experience with Windows / Linux administration or NetApp storage systems * Experience applying ... with the Enterprise Operations' Enterprise Business & Digital Transformation \(EBDT\) organization** Windows System Administrator Windows System more
    Lockheed Martin (12/04/25)
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  • Associate Mgr, Information Systems

    Lockheed Martin (Titusville, FL)
    …experience leading IT Operations \(people, projects, and/or teams\) Demonstrated experience with Windows , Linux or Networking administration Experience with ... experience \(VMware, NetApp\) Familiarity with Domain Controllers, Active Directory and Windows / Linux integration Experience with offline RHEL Repo server… more
    Lockheed Martin (12/13/25)
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  • Windows System Admin

    RTX Corporation (Forest, MS)
    …+ ​Experience with Active Directory, WSUS, VMware, Veeam, MySQL, Windows or Linux system administration , and network administration . + Ability ... **What You Will Do:** + Provide IT systems administration support in a heterogeneous Microsoft Windows and Red Hat Enterprise Linux environment. + Manage… more
    RTX Corporation (11/21/25)
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  • Principal Windows Systems

    Northrop Grumman (Baltimore, MD)
    …certification. + Windows AD, LDAP, VMWare, and knowledge of SAN storage systems . + Linux Operating System experience and/or certification for current ... your career. Northrop Grumman Mission Systems is seeking a well-qualified ** Windows Systems Administrator** to join its Classified Solutions team in… more
    Northrop Grumman (01/08/26)
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  • Senior Platform Engineer ( Windows Focus)

    PennyMac (Westlake Village, CA)
    …scalable and resilient infrastructure on AWS. + Architect and maintain Windows / Linux based environments, ensuring seamless integration with cloud platforms. ... with Amazon Web Services (AWS) + Solid understanding of Windows Server administration and integration with cloud...Packer for AMI/Image generation. + Solid experience with the Windows server operating system and server tools… more
    PennyMac (01/07/26)
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