• RTX Corporation (Mckinney, TX)
    …and respond to security vulnerability findings. Provide mentorship and guidance to junior system administrators. Leverage ticketing system to resolve ... Will Do: Administer, patch, and harden Red Hat Enterprise Linux (RHEL) and related distributions. Work with Cyber to...systems in accordance with DoD security standards. Automate system tasks using Ansible and Bash shell scripting Troubleshoot… more
    job goal (12/12/25)
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  • CACI International (Suitland, MD)
    …by adhering to best practices and Responsible AI (RAI) policies. Manage operating systems ( Linux and Windows Server) within the cloud environment. Collaborate ... Cloud System Engineer - Level 2 Job Category: Information...such as subnetting, routing, and firewalls. Experience managing operating systems like Linux and Windows Server. Awareness… more
    job goal (12/12/25)
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  • Accenture (Tampa, FL)
    …to plan, estimate, define, and document the requirements for complex systems , equipment, and software configurations. Install, checkout, test, troubleshoot, and ... operate hardware, software, wiring, and systems . Document installation and issues related thereto. Troubleshoot, maintain and repair installed hardware, software,… more
    job goal (12/12/25)
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  • MongoDB (Palo Alto, CA)
    …with Operating System and Networking Core concepts Solid fundamentals in Linux , Networking, and Diagnostics Familiarity with the Linux command line and ... and their application deployments in Atlas Coach and mentor junior engineers on the team in new or emerging...also have Experience with scalable and highly available distributed systems Advanced experience with Operating System and… more
    job goal (12/12/25)
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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...(DoD) environment. This role requires deep technical expertise in Linux systems , leadership in secure system more
    Alaka'ina Foundation Family of Companies (11/20/25)
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  • System Administrator - Linux

    Electrosoft (Atlanta, GA)
    System Administrator - Linux Posted:...share in the many benefits and opportunities we offer. Systems Administrator - Linux (Red Hat ... Summary: We are seeking a highly skilled and experienced Systems Administrator - Linux (Red...Docker), AWS, and GitLab. + Maintain detailed documentation for system designs, configurations, processes, and service records. + Collaborate… more
    Electrosoft (10/25/25)
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  • Senior Systems Administrator

    Amentum (Waimea, HI)
    Amentum is seeking a highly experienced Senior Linux System Administrator to oversee and manage enterprise-level Linux infrastructure in support of US ... (DoD) environment. This role requires deep technical expertise in Linux systems , leadership in secure system...following OS Certifications required + Linux + Linux + Red Hat Certified System Administrator more
    Amentum (09/24/25)
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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...and expert knowledge when needed by junior System Administrators + Setting up administrator and… more
    Huntington Ingalls Industries (10/03/25)
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  • DreamWorks Technology - Sr. Systems

    NBC Universal (Glendale, CA)
    …to be completed during 2025. DreamWorks Animation is seeking a Senior Systems Administrator to join its multi-platform Infrastructure Engineering and Operations ... team. As a Senior Systems Administrator , you will be responsible for...this job?" + Minimum 10+ years as a Senior Linux system administration in a large (500+… more
    NBC Universal (12/09/25)
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  • Linux Systems Administrator

    Arena Technical Resources, LLC (St. Louis, MO)
    Linux Systems Administrator Location: St. Louis, MO,...to be considered: + + + | Level 1 - Junior | - Master's Degree + 0 Years Experience | | ... a talented TS/SCI cleared Red Hat Data Center / Systems Administrator in St. Louis, MO to...(not just familiarity) RedHat or some other variance of Linux - Must be able to troubleshoot users' problems… more
    Arena Technical Resources, LLC (10/06/25)
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  • Junior System Administrator

    GovCIO (Kearneysville, WV)
    **Overview** GovCIO is seeking a ** Junior System Administrator ** to join our team, supporting a critical program with the US Coast Guard. This position is ... based on operational needs and management approval. **Responsibilities** The Junior System Administrator will be...Assist in the management and maintenance of servers, operating systems (Windows and Linux ), and enterprise applications… more
    GovCIO (11/13/25)
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  • Junior System Administrator

    TekSynap (Fort Belvoir, VA)
    …certification and computing environment certifications required. **Overview** We are seeking a Junior Systems Administrator to support our Prime Contract ... support to resolve technical problems related to standalone operating systems and IT applications. + Perform system ... administration functions on NE-MA standalone Windows and Redhat Linux based operating systems and applications. +… more
    TekSynap (12/05/25)
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  • Junior Systems Administrator

    Amentum (Mclean, VA)
    **Amentum** is looking for a ** Junior Systems Administrator ** to join our team in **McLean, VA** ! As a Junior Systems Administrator , you will be ... **Responsibilities:** + Installing and configuring software updates, patching operating systems , managing system backups, and performing routine hardware… more
    Amentum (12/05/25)
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  • Senior Linux Administrator

    RTX Corporation (Mckinney, TX)
    …and respond to security vulnerability findings. + Provide mentorship and guidance to junior system administrators. + Leverage ticketing system to resolve ... Do:** + Administer, patch, and harden Red Hat Enterprise Linux (RHEL) and related distributions. + Work with Cyber...distributions. + Work with Cyber to maintain and monitor system availability, performance, and logs using enterprise tools. +… more
    RTX Corporation (11/21/25)
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  • Systems Administrator

    TEKsystems (San Diego, CA)
    …Windows, System administrator , Vmware, Active directory, Systems engineering, Windows server, Linux , Infrastructure, Windows administration, Cloud, ... Virtualization, Exchange, Administration Top Skills Details Windows, System administrator ,Vmware,Active directory, Systems engineering,Windows server, Linux ,Infrastructure,Windows administration,Cloud,Office… more
    TEKsystems (12/06/25)
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  • Senior Unix System Administrator

    SMX (Patuxent River, MD)
    …efforts across multiple Department of Defense (DoD) enclaves + Mentor and support junior UNIX/ Linux System Administrators by providing technical guidance on ... Senior Unix System Administrator (4608)at SMX(View all jobs)...(PRDC). This individual will work alongside a team of UNIX/ Linux Systems Administrators responsible for maintaining the… more
    SMX (12/04/25)
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  • System Administrator I

    DCCA (Fort Meade, MD)
    …DCCA is looking for TS/SCI w/Polygraph cleared Junior to Mid-Level Systems Administrators with Linux and Windows experience! We have multiple positions ... System Administrator I Location Fort Meade,... System Administrator I Location Fort Meade, MD Job Code...and manage Linux , UNIX and Windows operating systems and install/load operating system software, troubleshooting,… more
    DCCA (11/21/25)
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  • Senior Network and Computer Systems

    NANA Regional Corporation (South Burlington, VT)
    We are seeking an experienced Senior Network and Computer Systems Administrator to lead the administration, security, and optimization of the USCIS enterprise IT ... with increasing levels of responsibility. + Expertise in Windows Server administration, Linux systems (Red Hat/CentOS), and Active Directory infrastructure. +… more
    NANA Regional Corporation (10/16/25)
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  • Cloud System Administrator

    DCCA (Annapolis Junction, MD)
    Cloud System Administrator Location Annapolis Junction, MD Job Code 2063 # of Openings 1 Apply Now ... and benefits package. Visit our website at: www.dcca.com Cloud System Administrator Candidate must have an active...understanding and working knowledge of core components of the Linux operation system including managing user and… more
    DCCA (11/17/25)
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  • System Administrator , High…

    RTX Corporation (Tucson, AZ)
    …are eligible for a security clearance​ **Security Clearance:** Secret - Current ** System Administrator , High Performance Computing (HPC) - P2** **Senior Analyst ... to lead and support the engineering community. + Perform OS tuning to maximize system performance on high performance computing systems . Work across DT functions… more
    RTX Corporation (10/24/25)
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