• Greene Tweed (Lansdale, PA)
    …core services and supporting infrastructure. + Administer and maintain Windows and Linux servers in a mixed hybrid (AWS, Azure) enterprise environment consisting of ... recurring tasks using PowerShell and other scripting languages. + Monitor systems performance, availability, and logs using enterprise monitoring tools. +… more
    DirectEmployers Association (08/21/25)
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  • Applied Research Associates, Inc. (Herndon, VA)
    …clusters + **Documentation** : Maintain thorough documentation of infrastructure, systems , and processes **Offer is contingent upon contract award.** **Senior ... years of experience in lieu of a degree + **Experience with OpenShift:** 3 + years of hands-on experience managing and administering OpenShift clusters + **Kubernetes… more
    DirectEmployers Association (09/11/25)
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  • Linux /UNIX Systems

    General Dynamics Information Technology (Springfield, VA)
    …Yes **Job Description:** Deliver innovative, simple solutions to complex problems as a Linux /UNIX Systems Administrator at GDIT. Here, you'll tailor ... ours. At GDIT, people are our differentiator. As a Linux /UNIX Systems Administrator - Geospatial...ideal candidate is ready to operate as a TIER 3 level Linux Administrator , experienced… more
    General Dynamics Information Technology (10/11/25)
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  • Senior Systems Administrator

    Alaka'ina Foundation Family of Companies (Kauai County, HI)
    …The Alaka`ina Foundation Family of Companies (FOCs) is looking for a Senior Linux Systems Administrator Range Network. The position will support ... Senior Systems Administrator ( Linux ) Location...and Pololei Solutions, LLC. Alaka`ina Foundation activities under the 501(c) 3 principally benefit the youth of Hawaii through charitable… more
    Alaka'ina Foundation Family of Companies (10/23/25)
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  • Principal Linux Systems

    Northrop Grumman (Baltimore, MD)
    …of your career. Northrop Grumman Mission Systems is seeking a well-qualified ** Linux Systems Administrator ** to join its Classified Solutions team of ... be limited to the following: + Perform as primary Linux Systems Administrator for a... compliance standards. + Experience operating under and managing systems within NISPOM Chapter 8, DCID 6/ 3 -ICD… more
    Northrop Grumman (10/15/25)
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  • Linux Systems Administrator

    CACI International (Linthicum, MD)
    Linux Systems Administrator Job...An active NSA TS/SCI with Polygraph. + **Proven Experience:** 3 years of hands-on Linux system administration ... Team as a Linux System Administrator !** Are you passionate about Linux systems and eager to make a significant impact? We're looking for a skilled and… more
    CACI International (10/18/25)
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  • Linux Systems Administrator

    Northrop Grumman (Melbourne, FL)
    …We Want You!** The Northrop Grumman Classified Solutions team is seeking an experienced ** Linux Systems Administrator ** to join its dynamic team of technical ... day-to-day administrative tasks related to managing Red Hat Linux systems **Basic Qualifications for Level 3 ** : + Master's Degree with 3 years of… more
    Northrop Grumman (10/07/25)
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  • Linux Systems Administrator

    Nightwing (Sterling, VA)
    …intelligence community, defense, civil, and commercial markets. Nightwing is seeking a qualified Linux Systems Administrator to work with a close-nit team ... Develop and maintain backup and disaster recovery plans for Linux systems . + Patch Management: Manage the... 3 + years of directly relevant experience in Linux System Administrator . + Proficiency in managing… more
    Nightwing (10/08/25)
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  • Linux Systems Administrator

    BCMC (Arlington, VA)
    …and business continuity of the customer mission. Responsibilities: - Serve as a lead Linux Systems Administrator overseeing Red Hat Enterprise Linux ... large scale configuration management and deployment across Windows, MacOS, Linux /Unix, and other operating systems and virtual...- 5+ years of directly relevant experience as a Linux System Administrator . - 3 +… more
    BCMC (10/16/25)
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  • FSL Linux Systems

    Mb Solutions, Inc. (Houston, TX)
    Houston, TX, USA | Full Time FSL Linux Systems Administrator - ( ADV000ABM ) Are you passionate about human space exploration, understanding the origins of ... States. We have an exciting opportunity for a FSL Linux Systems Administrator to join...currently comprised of over 900 machines, 25,000 cores and 3 PB of storage, which serve over 600 users.… more
    Mb Solutions, Inc. (10/18/25)
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  • Principal/Sr. Principal Linux

    Northrop Grumman (Baltimore, MD)
    …best work of your career. Northrop Grumman Mission Systems is seeking a Linux Systems Administrator to join its Classified Solutions team in Linthicum, ... be limited to the following: + Perform as a Linux /Redhat Systems Administrator for a...Server management experience. + Experience operating under, and managing systems within, NISPOM Chapter 8, DCID 6/ 3 -ICD… more
    Northrop Grumman (10/28/25)
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  • Linux Systems Administrator

    Huntington Ingalls Industries (Nellis AFB, NV)
    …Who We Are Mission Technologies, a Division of HII, is seeking a Linux Systems Administrator Lead to support a Modeling, Simulation, ... You Will Do + Maintain continuous operation of multi-user Linux computer systems to ensure team can...when needed by junior System Administrators + Setting up administrator and service accounts. + Installing system wide software… more
    Huntington Ingalls Industries (10/03/25)
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  • Principal Linux Systems

    Northrop Grumman (Aurora, CO)
    …We Want You!** The Northrop Grumman Classified Solutions team is seeking an experienced ** Linux Systems Administrator ** to join its dynamic team of technical ... be limited to the following: + Perform as primary Linux Systems Administrator for a...experience is required + Experience operating under, and managing systems within, NISPOM Chapter 8, DCID 6/ 3 -ICD… more
    Northrop Grumman (09/23/25)
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  • Linux Systems Administrator

    Huntington Ingalls Industries (Nellis AFB, NV)
    …Who We Are Mission Technologies, a Division of HII, is seeking a Linux Systems Administrator to support a Modeling, Simulation, and ... relevant SAP/SAR Clearance. Preferred Requirements + Experience maintaining Red Hat Enterprise Linux (RHEL) systems , highly desired. + Candidates with an active… more
    Huntington Ingalls Industries (10/08/25)
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  • Northrop Grumman (DoD SkillBridge) - Linux

    Northrop Grumman (Melbourne, FL)
    …of internship. **Job Description:** The Northrop Grumman Classified Solutions team is seeking a ** Linux Systems Administrator ** to join its dynamic team of ... be limited to the following: + Perform as primary Linux Systems Administrator for a...Server management experience. + Experience operating under, and managing systems within, NISPOM Chapter 8, DCID 6/ 3 -ICD… more
    Northrop Grumman (09/23/25)
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  • Sr. Linux /Unix Administrator

    S4 Inc. (Omaha, NE)
    …experience Job Listing Number: NE25002 LCAT: Senior Network and Computer Systems Administrator Overview: S4 Inc. has a Sr. Linux /Unix System Administrator ... according to program standards. + Provide Tier 2 and 3 troubleshooting support, interfacing with the end users and...certifications is preferred: ITIL 4 Foundations; Red Hat Certified Systems Administrator ; or Linux Professional… more
    S4 Inc. (10/08/25)
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  • FSL Linux Systems

    CGI Technologies and Solutions, Inc. (Houston, TX)
    **FSL Linux Systems Administrator (ADV000BAP)** **Category:** Business Consulting, Strategy and Digital Transformation **Main location:** United States, ... States. We have an exciting opportunity for a FSL Linux Systems Administrator to join...currently comprised of over 900 machines, 25,000 cores and 3 PB of storage, which serve over 600 users.… more
    CGI Technologies and Solutions, Inc. (10/03/25)
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  • Principal Linux Systems

    Leidos (Annapolis Junction, MD)
    **Description** **Leidos** has a new and exciting opportunity for a Principal Linux Systems Administrator in our **National Security Sector's (NSS) Cyber & ... National Security!** **Job Summary:** Leidos is seeking a Principal Linux Systems Administrator with demonstrated...this job requisition will remain open for at least 3 days with an anticipated close date of no… more
    Leidos (10/29/25)
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  • Northrop Grumman (DoD SkillBridge) - Linux

    Northrop Grumman (Linthicum Heights, MD)
    …**Job Description:** Northrop Grumman's Classified Solutions Team is seeking a well-qualified Linux Systems Administrator to join our dynamic team ... be limited to the following: + Perform as a Linux Systems Administrator for a...condition of continued employment. + Must have experience supporting Linux OS. **Basic Qualifications - Level 3 :**… more
    Northrop Grumman (10/31/25)
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  • L3 Linux Systems

    Belcan (Cincinnati, OH)
    L3 Linux Systems Administrator Job Number: 360935 Category: -Software & Systems SBU Description: A Tier III Linux Systems Administrator job ... and transferable Secret US government security clearance . Mastery of Linux systems and administration, including troubleshooting, performance monitoring, and… more
    Belcan (10/29/25)
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