• Senior Linux System Administrator

    ManTech (Fort Meade, MD)
    …utilization; perform capacity analysis and system planning. + Configure and manage Linux and Windows operating systems ; install, load, and enhance OS ... ManTech seeks a **Senior Linux System Administrator** to join our...20+ years of related experience in systems administration or IT operations. + Experience with Linux more
    ManTech (07/15/25)
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  • Linux Systems Administrator - TS/SCI…

    Deloitte (Colorado Springs, CO)
    …in Colorado Springs, CO. + 3+ years of cyber security experience with emphasis on Linux Systems Administration . + 3+ years of background /familiarity with ... Bachelor's degree in Information Technology, Cybersecurity, Data Science, Information Systems , or Computer Science + Must be legally authorized...Linux and Windows command line, networking, traffic analysis and server configuration.… more
    Deloitte (09/19/25)
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  • Desktop User Support ( Windows & MAC)

    TekSynap (Bethesda, MD)
    …Jabber, Microsoft Teams, and Windows Remote Control. + Assistwith systems administration , troubleshooting, and resolutions. + Responsible ensuring equipment ... and needs. Operating environments include UNIX, Linux , Windows , and MAC. Similarly, software for system ...or more years' experience with supporting the following operating systems ( Windows 7, 10 and Macintosh 10)… more
    TekSynap (09/16/25)
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  • Senior IT Manager ( Windows Server)

    Fiserv (Irving, TX)
    …experience in designing, installation, configuration, administration and troubleshooting of Windows / Linux Infrastructure and systems security in a ... range of technical duties associated with Linux , Windows , Solaris and AIX operating systems in...administration , compliance management, immediate response, and/or investigation of system alerts in a complex network environment, monitor … more
    Fiserv (09/12/25)
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  • Linux System Architect

    Huntington Ingalls Industries (Dayton, OH)
    …+ 3+ years of experience with cloud environment + 7+ years of experience with Linux and Windows Server administration + [Desired] Cloud certifications + ... Secret Level of Experience: Senior This opportunity resides with Warfare Systems (WS), a business group within HII's Mission Technologies division. Warfare… more
    Huntington Ingalls Industries (08/18/25)
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  • Linux Engineer - TS/SCI with Polygraph

    General Dynamics Information Technology (Chantilly, VA)
    …Required:** None **Job Family:** IT Infrastructure and Operations **Skills:** Linux Environments,Red Hat Ansible, System Administration **Experience:** ... work/military experience. + Required Experience: 1+ years of related systems administration experience + Candidate must possess...DHCP and LDAP in a Windows or Linux environment + Operating system deployment and… more
    General Dynamics Information Technology (09/16/25)
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  • Senior Linux Administrator

    Integration Innovation, Inc. (i3) (Huntsville, AL)
    …enhancements that will improve the reliability and performance of the applications and systems . + Perform Linux system configuration, patching, and ... System with multiple layers of protection. The Senior Linux Administrator performs administration of cloud and...Linux technologies and provides end-to-end solutions for IT Systems . Creates and configures virtual and physical machines in… more
    Integration Innovation, Inc. (i3) (08/14/25)
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  • Sr. Principal AIX or Linux System

    RTX Corporation (Tewksbury, MA)
    …IT infrastructure problems. **What You Will Do:** + Provide IT systems administration in a heterogeneous AIX, Redhat Enterprise Linux , and Microsoft ... Windows environment. + Understanding and knowledge of AIX, Linux fundamentals and Windows Server internals to include Smitty, Ansible, DNS, DHCP, LDAP, AD,… more
    RTX Corporation (10/02/25)
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  • Linux System Administrator

    Serco (Newport, RI)
    **Position Description** Looking for a Linux System Administration opportunity at a place you can make an impact every day? Discover this great opportunity ... systems , system services, application software and system management tools for Linux systems...Experience with System Build Automation Tools (Ansible, Linux kickstart, Puppet, Windows Deployment Server (WDS))… more
    Serco (09/17/25)
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  • Senior Infrastructure Linux & DevOps…

    Matrix Precise, Inc. (Pleasanton, CA)
    …(3) year's experience writing documentation or standard operating procedures related to system administration . + Three (3) year's experience with cloud native ... Responsibilities: + Build out additional automation which includes the Windows / Linux OS platforms, Storage platforms and DB... Servers either from an application support role or administration . + Minimum two (2) years of experience with… more
    Matrix Precise, Inc. (07/18/25)
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