• System Administrator

    CACI International (Annapolis Junction, MD)
    …and management + Configure and manage UNIX, Linux , and Windows operating systems + Troubleshoot OS software and enhance system performance and reliability + ... maintain, troubleshoot, and optimize a wide variety of IT systems . We are seeking a System Administrator...Computing Environment (CE) Certification (eg, Microsoft OS, CentOS, or Red Hat OS) + Other Requirements: +… more
    CACI International (10/30/25)
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  • Production Operations Systems Engineer

    SAIC (TX)
    …related field. + Advanced certifications in relevant areas (eg, Red Hat Certified Engineer, Microsoft Certified Systems Engineer, AWS Certified Solutions ... Implement continuous improvement methodology through the use of IT systems or procedure. + Maintain inventory of system...Strong proficiency in Linux /Unix and Windows operating systems . + Experience with system administration tasks… more
    SAIC (10/30/25)
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  • DevOps Engineer

    System One (Huntsville, AL)
    …cybersecurity. (R) Preferred Skills: Having the following tools experience and/or certifications: + Red Hat Certified Systems Administrator (RHCSA) + AWS ... interoperability issues, of DevSecOps infrastructure tools, including all operating systems , support libraries, components, and application dependencies. Responsible for… more
    System One (09/27/25)
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  • Systems Administrator

    General Dynamics Information Technology (Springfield, VA)
    …and independently + Prefer skills in one or more of the following: Window Server, Red Hat , IRIX, Solaris, Sybase, Informix, SQL, and Imagery Production Chain + ... Provide support for implementation, troubleshooting and maintenance of IT systems and management of system infrastructure and...create and modify scripts in multiple disciplines on Windows, Linux , and Solaris systems + Knowledge of… more
    General Dynamics Information Technology (08/26/25)
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  • Network Systems Engineer - TS/SCI w/Poly

    Parsons Corporation (Mclean, VA)
    …as system -focused certifications like Microsoft Certified: Azure Administrator or Red Hat Certified Engineer. + Experience with enterprise-level network and ... Support the configuration, management, and troubleshooting of encryptors, secure communication systems , and system -level security protocols. + Perform network… more
    Parsons Corporation (09/09/25)
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  • Principal System Administrator - X-Lab…

    Northrop Grumman (Colorado Springs, CO)
    …ability to travel up to 10% to support business needs + Experience managing ** Red Hat 7/8/9** in an enterprise setting + Experience managing **Windows 10/11** ... and Missile Defense Systems offers an excellent opportunity for a Principal System Administrator - X-Lab System Administrator (25-507) to join our team of… more
    Northrop Grumman (10/04/25)
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  • Systems Administrator, Mid

    BOOZ, ALLEN & HAMILTON, INC. (San Diego, CA)
    …system components + Experience maintaining a patch management process for Windows and Red Hat systems to ensure compliance with Information Assurance ... Systems Administrator, Mid The Opportunity: Your combination of people skills and system administrator expertise makes you the team hero, solving one problem… more
    BOOZ, ALLEN & HAMILTON, INC. (10/18/25)
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  • Systems Administrator

    William C Brown Inc (Springfield, VA)
    …independently* Prefer skills in one or more of the following: Window Server, Red Hat , IRIX, Solaris,Sybase, Informix, SQL, and Imagery Production Chain* General ... related functions.* Provide support for implementation, troubleshooting and maintenance of IT systems and management of system infrastructure and any processes… more
    William C Brown Inc (10/14/25)
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  • Systems Administrator I - Pipeline (TS/SCI…

    COMSO, Inc (Fort Meade, MD)
    …+ Configures and manages UNIX, Linux and Windows operating systems and installs/loads operating system software, troubleshoots, maintains integrity and ... requirements can be fulfilled with either Microsoft OS, Cent OS/ Red Hat OS CE certifications. + Two...for implementation, troubleshooting and maintenance of information Technology (IT) systems . + Manages IT system infrastructure and… more
    COMSO, Inc (09/02/25)
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  • MSIC - Windows Systems Analyst

    COLSA Corporation (Huntsville, AL)
    …Certified Professional (NCP) or higher. + Microsoft Certifications (MCSA/MCSE, AZ-104, etc.). + Red Hat Certified System Administrator (RHCSA) or Engineer ... technical lead for a diverse infrastructure environment. The role spans Windows systems , Nutanix virtualization, Linux (RHEL), and enterprise storage. The… more
    COLSA Corporation (10/10/25)
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