• 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 offers ... a broad scope of responsibilities, including network infrastructure management (switch deployment & configuration) and system administration in a classified… more
    DirectEmployers Association (12/03/25)
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  • COLSA Corporation (Huntsville, AL)
    …+ Microsoft Certifications (MCSA/MCSE, AZ-104, etc.). + Red Hat Certified System Administrator (RHCSA) or Engineer (RHCE). + Experience with automation and ... infrastructure environment. The role spans Windows systems, Nutanix virtualization, Linux (RHEL), and enterprise storage. The successful candidate will provide… more
    DirectEmployers Association (09/21/25)
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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 ... is preferred: ITIL 4 Foundations; Red Hat Certified Systems Administrator ; or Linux Professional Institute Certification Linux Administrator ; or CompTIA… more
    S4 Inc. (10/08/25)
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  • Senior Linux Systems Administrator

    UIC Government Services and the Bowhead Family of Companies (Dahlgren, VA)
    **Overview** SENIOR LINUX ADMINISTRATOR (RDTE) Bowhead seeks a Senior Linux Administrator (NetServ) to join our team in Dahlgren, VA. The Senior Linux ... or similar Ticket Management system + Obtain the Red Hat Certified System Administrator (RHCSA) or Red Hat Certified Engineer (RHCE) certification within 60-90… more
    UIC Government Services and the Bowhead Family of Companies (11/21/25)
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  • Senior Systems Administrator - Windows/…

    ManTech (Fairmont, WV)
    … (MCSA/MCSE) or equivalent (eg, Azure Administrator ). + Red Hat Certified Engineer (RHCE) or equivalent advanced Linux certification. + CompTIA Security+ (or ... **MANTECH** seeks a motivated and customer-oriented **Senior Systems Administrator - Windows/ Linux Dual-Stack Specialist** to join our team in **Boulder, CO** .… more
    ManTech (11/05/25)
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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. * ITIL, ... Linux Administrator Job Category: Information Technology...availability, and capacity; implement proactive solutions. * Collaborate with network , security, and application teams to resolve system issues… more
    CACI International (11/13/25)
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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 ... Provide performance metrics and usage charts, including CPU usage, disk usage and network uptime for the Linux Servers. + Provide general maintenance, upgrades,… more
    General Dynamics Information Technology (10/25/25)
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  • Linux System Administrator

    Actalent (Poway, CA)
    Job Title: System Administrator Job Description We are seeking an experienced System Administrator with a strong understanding in deploying and managing ... infrastructure (VMware, Azure, and AWS). + Proactively maintain and develop all Linux infrastructure technology to maintain a 24x7x365 uptime service. + Install and… more
    Actalent (12/05/25)
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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 Type: ... by CACI, Inc! We have an opening for a ** Linux Systems Administrator ** with an active TS/SCI...* 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 - Windows/…

    Mount Sinai Health System (New York, NY)
    …data warehouse team and a research data services team. The **_Senior Systems Administrator / Engineer ,_** as a member of the Scientific Computing and Data group, ... practices. + At least 6 years of experience in designing, administering and troubleshooting Linux and Windows systems, storage systems, network and VMs. + The… more
    Mount Sinai Health System (09/22/25)
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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. ... **Responsibilities include, but are not limited to:** + Design, engineer , and implement automated hardening scripts for internal servers adding scalability while… more
    ManTech (10/16/25)
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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 (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. ... **Responsibilities include, but are not limited to:** + Design, engineer , and implement automated hardening scripts for internal servers adding scalability while… more
    ManTech (11/22/25)
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  • Network Engineer /Systems…

    SAIC (Aurora, CO)
    **Description** SAIC is looking for an intermediate to experienced network engineer / systems administrator with background in configuring, maintaining, and ... performance. SAIC is looking for an intermediate to experienced ** Network Engineer / Systems Administrator **...3 months of hire. - Strong working knowledge of Linux Redhat Enterprise, Microsoft Server network protocols,… more
    SAIC (12/11/25)
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  • Multi Cloud Linux Engineer

    NTT America, Inc. (Plano, TX)
    …adaptable, and forward-thinking organization, apply now. We are currently seeking a Multi Cloud Linux Engineer to join our team in Plano, Texas (US-TX), United ... citizen or Green card holder to proceed with applying._** Summary: The Cloud Linux Engineer is responsible for advanced technical support, administration, and… more
    NTT America, Inc. (10/02/25)
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  • Site & Network Reliability Engineer

    IBM (Tucson, AZ)
    …role and responsibilities** IBM is seeking a motivated and detail-oriented IT Administrator early professional hire with an interest in Site Reliability Engineering ... to automation and performance initiatives. Your Role and Responsibilities Specific to administrator & SRE role: *Assist in maintaining and supporting enterprise IT… more
    IBM (12/03/25)
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  • Infrastructure Engineer ( Linux )

    TEKsystems (Raleigh, NC)
    …that arise, and advance the environment. This is not an administrator or even a Linux support role. This engineer needs to have experience with Linux on ... They are using it to change switches in the network , patching, server provisioning, backups, deploying security agents, and...datacenters, one in Morrisville, and one in Chicago. This Linux Engineer will have a mix of… more
    TEKsystems (12/09/25)
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  • Linux Engineer

    OffWorld (Pasadena, CA)
    www.offworld.ai Linux Engineer Based in Pasadena, CA OffWorld is a robotics startup working on developing a mobile robotic workforce for heavy industrial jobs on ... system platform for control, decision making and execution. As a Robotics Linux Systems Administrator , you will be responsible for designing, implementing,… more
    OffWorld (10/17/25)
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  • Infrastructure Engineer ( Linux )

    TEKsystems (Morrisville, NC)
    …that arise, and advance the environment. This is not an administrator or even a Linux support role. This engineer needs to have experience with Linux on ... datacenters, one in Morrisville, and one in Chicago. This Linux Engineer will have a mix of...automation; currently using it to change switches in the network , patching, server provisioning, backups, deploying security agents, and… more
    TEKsystems (12/10/25)
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  • Systems Administrator / Engineer

    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 ... includes below and not limited to + Experience upgrading Linux and Windows based OS, packages, and apps +...and control processes are required + Strong knowledge of network , firewall, routing, switching, load balancing, and proxy principles… more
    Shuvel Digital (09/25/25)
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