• 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 ... secure, and troubleshoot Juniper and Cisco switches. + Perform systems administration on Windows and Linux platforms...configuration (Cisco experience is a plus) + Proficient in Linux and Windows system administration + Active… more
    DirectEmployers Association (12/03/25)
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  • COLSA Corporation (Huntsville, AL)
    …(NCP) or higher. + Microsoft Certifications (MCSA/MCSE, AZ-104, etc.). + Red Hat Certified System Administrator (RHCSA) or Engineer (RHCE). + Experience with ... technical lead for a diverse infrastructure environment. The role spans Windows systems , Nutanix virtualization, Linux (RHEL), and enterprise storage. The… more
    DirectEmployers Association (09/21/25)
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  • Infrastructure Engineer

    CACI International (Mclean, VA)
    …None * * * **The Opportunity:** CACI is seeking a highly motivated Linux System Engineer and Administrator with hands on experience with the full ... automating repetitive tasks to improve efficiency, performance, and the security profile of the systems under management. The system engineer must also act… more
    CACI International (09/26/25)
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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 (12/09/25)
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  • Senior Linux /Unix Administrator

    S4 Inc. (Omaha, NE)
    Linux +; or Oracle Certified Professional Oracle Linux System Administrator ; or Red Hat Certified Engineer ; or Oracle Certified Professional Solaris ... certifications is preferred: ITIL 4 Foundations; Red Hat Certified Systems Administrator ; or Linux Professional...System Administrator ; or Red Hat Certified Specialist in Ansible Automation… more
    S4 Inc. (10/08/25)
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  • System Development Engineer , STRADA…

    Amazon (Jessup, MD)
    …skills to launch a project on a trajectory to success? Amazon is seeking a Linux /Unix Systems Administrator / Engineer with the ability to automate day ... the ground up. A good candidate must have strong Linux /Unix Systems Administration knowledge, including shell scripting,...problems in a global organization? If you're a customer-focused System /DevOps Engineer who would like to contribute… more
    Amazon (12/05/25)
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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 ... is the principal technology expert for Windows and Linux systems , and help support high-performance computing...System is one of the largest academic medical systems in the New York metro area, with more… more
    Mount Sinai Health System (09/22/25)
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  • Senior Linux Systems

    UIC Government Services and the Bowhead Family of Companies (Dahlgren, VA)
    Administrator (NetServ) to join our team in Dahlgren, VA. The Senior Linux Administrator (NetServ) is responsible for system administration and customer ... systems and services is required: Red Hat Enterprise Linux (RHEL 8.x with RHEL 7.x and/or RHEL9.x a...+ Obtain the Red Hat Certified System Administrator (RHCSA) or Red Hat Certified Engineer more
    UIC Government Services and the Bowhead Family of Companies (11/21/25)
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  • Patch and Linux Administrator

    Huntington Ingalls Industries (Fairfax, VA)
    …in enterprise patch management and system administration across multiple operating systems , including Red Hat Enterprise Linux (RHEL), Ubuntu, and macOS. The ... macOS systems in an enterprise environment, including integration with Linux infrastructure * Perform system installations, configurations, upgrades, and… more
    Huntington Ingalls Industries (11/14/25)
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  • Linux System Administrator

    Actalent (Poway, CA)
    Job Title: System Administrator Job Description We are...a 24x7x365 uptime service. + Install and set up Linux systems and servers in a hybrid ... seeking an experienced System Administrator with a strong understanding in deploying and managing...server systems between hybrid cloud platforms. + Engineer systems administration-related solutions for various project… more
    Actalent (12/05/25)
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  • Senior Systems Administrator

    ManTech (Fairmont, WV)
    **MANTECH** seeks a motivated and customer-oriented **Senior Systems Administrator - Windows/ Linux Dual-Stack Specialist** to join our team in **Boulder, ... Diagnostics and Mitigation (CDM) practices. **Preferred Qualifications:** + Microsoft Certified Systems Administrator / Engineer (MCSA/MCSE) or equivalent (eg,… more
    ManTech (11/05/25)
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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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  • 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 ... internal servers adding scalability while circumventing manual process for new operating system rollout. + Configure host-based intrusion detection systems . +… more
    ManTech (10/16/25)
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  • Linux Administrator

    CACI International (Chantilly, VA)
    …(IAM) and integration with Linux systems . * Red Hat Certified System Administrator (RHCSA) or Red Hat Certified Engineer (RHCE) certification. * ... Linux Administrator Job Category: Information Technology...team. The successful candidate will manage and support enterprise Linux systems that are mission-critical to national… more
    CACI International (11/13/25)
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  • Senior Linux Administrator Team Lead

    General Dynamics Information Technology (Falls Church, VA)
    …5 + years of related experience **US Citizenship Required:** Yes **Job Description:** **HOW A LINUX SYSTEM ADMINISTRATOR WILL MAKE AN IMPACT:** + Provide ... Operations **Skills:** Critical Systems ,Enterprise Systems ,Software Updates, System Administration,Technical Issues **Certifications:** Red Hat Certified Engineer more
    General Dynamics Information Technology (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. ... internal servers adding scalability while circumventing manual process for new operating system rollout. + Configure host-based intrusion detection systems . +… more
    ManTech (12/02/25)
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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. ... internal servers adding scalability while circumventing manual process for new operating system rollout. + Configure host-based intrusion detection systems . +… more
    ManTech (11/22/25)
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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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  • Systems Administrator

    Shuvel Digital (Vienna, VA)
    Description: We are looking for a Mid level Systems Administrator / Engineer that can come in to take ownership of day-to-day operations. You will partner with ... and Windows based OS, packages, and apps + General system admin + Renewing and updating TLS certificates, managing...applications and appliances + Remediate vulnerabilities on Windows and Linux systems , ensure the stability and sustainability… more
    Shuvel Digital (09/25/25)
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  • Senior Red Hat/ Linux Information…

    EPS Corporation (Panama City Beach, FL)
    Senior Red Hat/ Linux Information Systems Security Engineer - (709) Share this job as a link in your status update to LinkedIn. Job Title Senior Red Hat/ ... Linux Information Systems Security Engineer ...Computer Science, or related IT field. Red Hat Certified System Administrator (RHCSA) and Security+ certifications per… more
    EPS Corporation (10/15/25)
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