• System Administrator

    ManTech (Annapolis Junction, MD)
    **ManTech seeks a motivated, career and customer-oriented System Administrator II to join our team at our Annapolis Junction, MD location.** **Responsibilities ... maintenance, configuration, and reliable operation of critical computer systems, network servers, and virtualization environments, upholding system stability and… more
    ManTech (09/05/25)
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  • Systems Administrator (Multiple Levels)

    Noblis (Chantilly, VA)
    Responsibilities As a Systems Administrator , you will be responsible for installing, configuring, and maintaining operating system workstations and servers, ... of experience in systems administration + Proficiency with: + Windows and Linux operating systems + Windows Active Directory + Virtualization technologies (VSphere,… more
    Noblis (09/03/25)
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  • Senior IT Systems Administrator

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Senior IT Systems Administrator ** to join our team in **Chantilly, VA.** **Responsibilities include but ... within 180 days. + System Experience: Experience with both Windows and Linux operating systems. + End-User Support: Experience providing help-desk support for common… more
    ManTech (08/20/25)
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  • System Administrator

    CGI Technologies and Solutions, Inc. (Newport News, VA)
    **System Administrator ** **Category:** Infrastructure/Cloud **Main location:** United States, Virginia, Newport News **Position ID:** J0325-0671 **Employment Type:** ... to enhance system security Troubleshoot and resolve hardware, software, and network issues Perform backup and recovery operations at regular intervals Utilize… more
    CGI Technologies and Solutions, Inc. (08/13/25)
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  • Systems Administrator

    GovCIO (Fort Bliss, TX)
    **Overview** GovCIO is currently hiring for a Systems Administrator with an active Secret clearance to provide Windows administration for Windows Server 2012/2016, ... and monitor Windows Internet Information Services (IIS) applications. + Administer Linux and/or UNIX Operating Systems. + Apply knowledge of database technologies… more
    GovCIO (07/23/25)
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  • System Administrator Multi-Disciplined

    RTX Corporation (El Segundo, CA)
    …IT systems administration in a heterogeneous Microsoft Windows and RedHat Enterprise Linux environment. + Working as a team member in a fast-paced technological ... of hardware and operating systems. + Experience with Windows Server internals or Linux fundamentals to include DNS, DHCP, AD, and server replication methods. +… more
    RTX Corporation (10/17/25)
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  • Modernization Cyber Systems Administrator

    Lockheed Martin (Hanover, MD)
    …operating system software, troubleshoot, maintain integrity of and configure network components, along with implementing operating systems enhancements to improve ... * Knowledge of configuring and managing both Windows and Linux DHCP and DNS servers and clients * Proficient...DHCP and DNS servers and clients * Proficient in Linux distributions such as RHEL, CentOS, Ubuntu, and Debian\.… more
    Lockheed Martin (10/10/25)
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  • Systems Administrator

    IBM (San Jose, CA)
    …of leading diverse teams and multitasking within a team-based business network environment. Proficiency in project management is beneficial. *Excellence in Client ... **Required technical and professional expertise** '- Strong proficiency in Linux (Ubuntu, RedHat, etc.) system administration and troubleshooting - Hands-on… more
    IBM (10/17/25)
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  • IT Administrator /Analyst

    Panasonic North America (Leawood, KS)
    …This includes management of all shared services computing platforms, network management, deployment of standard technology, upgrades/patch management, technical ... as VMware or similar technologies + Install, configure, upgrade, and support network equipment including firewalls, servers, and switches to maximize network more
    Panasonic North America (08/20/25)
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  • Software Application Administrator /Analyst…

    Northrop Grumman (Roy, UT)
    …By joining in our shared mission, we will support yours of expanding your personal network and developing skills, whether you are new to the field or an industry ... (or greater) to be considered + Experience with Windows and UNIX/ Linux operating systems + Experience with Server/Client SW installation **Basic Qualifications… more
    Northrop Grumman (10/15/25)
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