• 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, ... of IT systems. + Manage IT system infrastructure and processes related to client/server/storage/ network devices and mobile devices. + Perform Tier 1 (Help Desk) and… more
    ManTech (10/14/25)
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  • Senior Linux System Administrator

    ManTech (Fort Meade, MD)
    Mantech seeks a motivated, career and customer-oriented **Senior Linux System Administrator** to join our team in **Ft. Meade, MD** . In this role, you will support ... day-to-day operations and monitoring, and resolve issues related to client/server/storage/ network devices and mobile systems. + Escalate and communicate status… more
    ManTech (09/20/25)
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  • HPC Linux Systems Administrator 3/4…

    Northrop Grumman (Melbourne, FL)
    …By joining in our shared mission, we will support yours of expanding your personal network and developing skills, whether you are new to the field or an industry ... You!** The Northrop Grumman Classified Solutions team is seeking a senior ** Linux Systems Administrator** to join its dynamic team of technical professionals. The… more
    Northrop Grumman (09/10/25)
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  • Senior Linux Systems Administrator (NDA 4)

    Leidos (Annapolis Junction, MD)
    **Description** **Leidos** has a new and exciting opportunity for a **Senior Linux Systems Administrator** in our **National Security Sector's (NSS) Cyber & ... talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence… more
    Leidos (10/09/25)
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  • Secret Linux System Administration SME

    Insight Global (San Diego, CA)
    …PowerShell, or Python - Bachelors Degree in Engineering or related field - Linux certification - Experience working on aircraft/aeronautic network - System ... RHEL 9. This person should be an expert in linux systems and have experience from compiling changes to...Requirements * Active Secret Clearance * 8-10 years of Linux System administration experience on a DoD system *… more
    Insight Global (10/16/25)
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  • Senior Azure/ Linux Engineer (Fed/…

    Deloitte (Detroit, MI)
    …solutions to meet business and technical objectives. + Administers and manages Linux servers, ensuring high availability, performance, and security. + Implements and ... oversees Linux administration tasks including user management, permissions, and system...Knowledge of Azure networking and routing technologies and traditional network , firewalls and load balancers. + Experience in supporting… more
    Deloitte (09/13/25)
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  • Intern 2026: Site Reliability Engineer

    IBM (Albany, NY)
    …* Experience with Dell Systems platform management * Systems Engineer certification in Linux and Microsoft * Network Engineering skills IBM is committed to ... expertise** * System building/debugging/testing skills * System Engineering experience in Linux and Microsoft Windows * System automation tools (ansible) * Software… more
    IBM (10/19/25)
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  • Cross Domain Solutions (CDS) Engineer

    Arena Technical Resources, LLC (Lorton, VA)
    …readiness. Technical Environment: - Cross Domain Solutions (CDS) - Red Hat Enterprise Linux (RHEL) - Multi- network ticketing systems - User authentication and ... timely resolution and accountability. - Apply and maintain Red Hat Enterprise Linux (RHEL) updates across CDS guards, servers, and supporting infrastructure. -… more
    Arena Technical Resources, LLC (10/06/25)
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  • Linux Systems Administrator

    Arena Technical Resources, LLC (St. Louis, MO)
    Linux Systems Administrator Location: St. Louis, MO, US Job ID: ATR 17232 Job Description We are looking for a talented TS/SCI cleared Red Hat Data Center / Systems ... professional that are responsible for maintaining, securing, and enhancing aR&D testbed network /environment across multiple security domains. Our team is made up of… more
    Arena Technical Resources, LLC (10/06/25)
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  • Systems Engineer ( Linux /Cloud) Expert

    BAE Systems (Sterling, VA)
    …government customer. This program will deliver engineering services for network infrastructure as well as sophisticated enterprise computing infrastructure including ... that function both on customer premise, and via remote Cloud services. Network infrastructure engineering services are comprised of core infrastructure, voice and… more
    BAE Systems (09/10/25)
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