• Infinity Systems Engineering (Alexandria, VA)
    …- now, come be more with us! Job Summary: We are seeking a skilled Systems Administrator /Network Engineer to join our mission-driven team. This position ... Configure, manage, secure, and troubleshoot Juniper and Cisco switches. + Perform systems administration on Windows and Linux platforms (updates, security,… more
    DirectEmployers Association (09/30/25)
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  • Jostens (Sedalia, MO)
    …network and desktop issues, and thorough ownership of the problem management process. Systems Administrator serves as a technical liaison with internal customers ... systems investments that support core business functions. A Systems Administrator acts independently under limited supervision....education and experience + 0-2 years of experience in systems administration (Windows OS & Linux ) +… more
    DirectEmployers Association (10/01/25)
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  • Applied Research Associates, Inc. (Herndon, VA)
    **Description** ARA is looking for a Senior DevOps Engineer with strong expertise in OpenShift and you need to have a solid understanding of DevOps principles, ... container orchestration, and cloud-native application development. The Senior DevOps Engineer will be responsible for designing, implementing, maintaining infrastructure… more
    DirectEmployers Association (09/11/25)
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  • COLSA Corporation (Huntsville, AL)
    …technical lead for a diverse infrastructure environment. The role spans Windows systems , Nutanix virtualization, Linux (RHEL), and enterprise storage. The ... + Microsoft Certifications (MCSA/MCSE, AZ-104, etc.). + Red Hat Certified System Administrator (RHCSA) or Engineer (RHCE). + Experience with automation and… more
    DirectEmployers Association (09/21/25)
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  • Field Engineer / Linux

    Huntington Ingalls Industries (Columbia, MD)
    …recruiter during the interview process. Job Description Enlighten is looking for a Field Engineer / Linux Systems Administrator to support operational ... level clearance as well. + At least 9 years of experience in Linux Systems Administration with Bachelors in related field; 7 years relevant experience with… more
    Huntington Ingalls Industries (08/08/25)
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  • Linux Systems Engineer (USA)

    Trexquant Investment (Stamford, CT)
    …etc) + 3+ years of hands-on experience as a Linux Systems Engineer or Systems Administrator , in an enterprise environment. + Strong knowledge of ... We are looking for a proactive and detail-oriented Linux Systems Engineer to maintain, optimize, and support our Linux -based infrastructure. The ideal… more
    Trexquant Investment (09/08/25)
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  • Systems Engineer L3

    NTT America, Inc. (Salt Lake City, UT)
    …+ Minimum 5-7 years of experience as a Linux or Windows Systems Administrator / Engineer in an Enterprise Data Center environment. + Experience ... guide and inspire junior team members. + Advanced knowledge of Windows and/or Linux operating systems , virtualization, and cloud platforms. + Proficiency in… more
    NTT America, Inc. (09/27/25)
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  • Systems Administrator

    Robert Half Technology (Manchester, NH)
    Description Join our team as a Devops Engineer / Linux Systems Administrator , where you'll maintain and optimize a Linux -based infrastructure, ... process, turning code into deployment magic. Responsibilities: Manage and troubleshoot Linux systems with ninja-like precision. Build, maintain, and optimize… more
    Robert Half Technology (09/25/25)
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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 ... certifications is preferred: ITIL 4 Foundations; Red Hat Certified Systems Administrator ; or Linux Professional...or Oracle Certified Professional Oracle Linux System Administrator ; or Red Hat Certified Engineer ; or… more
    S4 Inc. (10/08/25)
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  • Linux Systems Administrator

    CACI International (Fort Meade, MD)
    Linux Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee ... by CACI, Inc! We have an opening for a ** Linux Systems Administrator ** with an...* IAVA Patching * STE/STN **_Desired:_** * Redhat Certified Engineer (RedHat Enterprise Linux installation (RHEL): expert… more
    CACI International (10/29/25)
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  • Senior Systems Administrator

    Mount Sinai Health System (New York, NY)
    …clinical data warehouse team and a research data services team. The **_Senior Systems Administrator / Engineer ,_** as a member of the Scientific Computing ... data science ecosystem for researchers at Mount Sinai. The Administrator is the principal technology expert for Windows and... is the principal technology expert for Windows and Linux systems , and help support high-performance computing… more
    Mount Sinai Health System (09/22/25)
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  • Linux Administrator (Remote…

    VetsEZ (TX)
    …certifications (Red Hat Certified System Administrator (RHCSA), Red Hat Certified Engineer (RHCE), CompTIA Linux +). + Ability to obtain a Government ... VetsEZ is seeking a skilled Linux Administrator to support enterprise healthcare...(or equivalent experience). + 5+ years of experience administering Linux systems in enterprise environments. + Proficiency… more
    VetsEZ (08/28/25)
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  • Senior Linux Administrator Team Lead

    General Dynamics Information Technology (Falls Church, VA)
    …years of related experience **US Citizenship Required:** Yes **Job Description:** **HOW A LINUX SYSTEM ADMINISTRATOR WILL MAKE AN IMPACT:** + Provide system ... Security+ CE | CompTIA - CompTIA, Red Hat Certified Engineer (RHCE) | Red Hat - Red Hat **Experience:**...administration support for Linux operating systems including installing software, applying… more
    General Dynamics Information Technology (10/25/25)
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  • Linux Dev/Ops Systems

    Synergy ECP (Annapolis Junction, MD)
    Linux Dev/Ops Systems Administrator ...What you will be doing: Synergy is seeking aLinux Systems Administratorand Dev/Ops Engineer with expertise in ... SA experience may be substituted for a bachelors degree. Required Capabilities: + Linux + VMWare + KVM Virtualization + Storage Arrays (NetApp) + Ansible +… more
    Synergy ECP (10/22/25)
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  • Sr. System Administrator ( Linux )

    Nightwing (Sterling, VA)
    …and providing technical services to enable customer mission accomplishment. The Senior System Administrator ( Linux ) will serve as a key member of the EINSTEIN ... support for the deployment, configuration, and sustainment of Red Hat Enterprise Linux (RHEL)-based systems across multiple federal data centers. This position… more
    Nightwing (10/29/25)
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  • Linux System Administrator

    ManTech (Laurel, MD)
    …**Preferred Qualifications:** + Experience/familiarization with full lifecycle management of Linux systems , to include provisioning, configuration management and ... **Mantech** seeks a motivated, career and customer-oriented ** Linux ** **System Administrator ** to join our...but are not limited to:** + Configure and manage Linux operating systems . Installs/loads operating system software,… more
    ManTech (10/22/25)
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  • Linux System Administrator

    ManTech (Fort Meade, MD)
    **ManTech** seeks an experienced and passionate, career and customer-oriented ** Linux System Administrator ** to join our team located in the Fort Meade, MD area. ... hardware and software in support of developing and testing of information technology systems + Experience with Linux administration + Experience using Ansible or… more
    ManTech (10/16/25)
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  • Engineer Systems / Principal…

    Northrop Grumman (San Diego, CA)
    …maintain Special Program Access + Ability to travel up to 25%. **Basic Qualifications for a Linux Systems Engineer :** + Experience in install of new Linux ... with additional Linux based distributions. + Red Hat Certified Systems Administrator (RHCSA) or Red Hat Certified Engineer (RHCE) preferred. **Basic… more
    Northrop Grumman (08/15/25)
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  • Linux System Administrator

    CACI International (Wright Patterson AFB, OH)
    Linux System Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular ... US * * * **The Opportunity:** CACI is seeking a **System Administrator ** to support operations and maintenance (O&M), limited research and development (R&D),… more
    CACI International (10/25/25)
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  • Linux System Administrator

    ManTech (Fort Meade, MD)
    **ManTech** seeks an experienced and passionate, career and customer-oriented **System Administrator ** to join our team located in the Fort Meade, MD area. ... **Responsibilities include, but are not limited to:** + Design, engineer , and implement automated hardening scripts for internal servers adding scalability while… more
    ManTech (08/23/25)
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