• System Administrator 2

    Synergy ECP (MD)
    System Administrator 2 MD Description Member of a cross-functional team providing Windows systems administration/engineering expertise and guidance for a ... critical enterprise-wide messaging system used in the Information Transport Service (ITS) program....have expert knowledge and skills in using Microsoft operating systems ( Windows 2012R2 and Windows more
    Synergy ECP (07/16/25)
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  • Principal System Administrator

    DCCA (Annapolis Junction, MD)
    Principal System Administrator Location Annapolis Junction, MD Job Code 2270 # of Openings 1 Apply Now ... competitive compensation and benefits package. Visit our website at: www.dcca.com Principal System Administrator Candidate must have an active TS/SCI w/Poly For… more
    DCCA (05/19/25)
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  • System Administrator

    CACI International (Annapolis Junction, MD)
    …optimize a wide variety of IT systems . We are hiring a seasoned System Administrator - Level 3 to provide advanced technical leadership and hands-on support ... System Administrator Job Category: Information Technology...expert knowledge of UNIX, Linux, and Windows systems and networking + Coordinate system changes… more
    CACI International (08/01/25)
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  • Senior System Administrator

    CACI International (Annapolis Junction, MD)
    …optimize a wide variety of IT systems . We are seeking an accomplished System Administrator - Level 4 to lead and support complex enterprise IT environments, ... Senior System Administrator Job Category: Information Technology...a range of IT platforms including UNIX, Linux, and Windows systems . The ideal candidate brings extensive… more
    CACI International (08/01/25)
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  • Principal Linux Systems

    Leidos (Columbia, MD)
    …will involve configuring and managing UNIX and Windows operating systems , troubleshooting, maintaining network integrity, and enhancing system performance. ... a new and exciting opportunity for a **Principal Linux Systems Administrator ** in our **National Security Sector's...Fifteen (15) or more years of experience as a System Administrator (SA) supporting programs and contracts… more
    Leidos (08/08/25)
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  • Linux System Administrator

    BOOZ, ALLEN & HAMILTON, INC. (Aberdeen Proving Ground, MD)
    …and anti-virus software management. You'll assist in hardening Windows systems per requirements, to include Operating System (OS) patching, software ... Linux System Administrator The Opportunity: Your combination... administrator on our team, you'll ensure system hardware, operating systems , software systems more
    BOOZ, ALLEN & HAMILTON, INC. (08/10/25)
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  • System Administrator I

    DCCA (Fort Meade, MD)
    …process. + Configure and manage Linux, UNIX and Windows operating systems and install/load operating system software, troubleshooting, maintain integrity and ... System Administrator I Location Fort Meade,... System Administrator I Location Fort Meade, MD Job Code...is looking for TS/SCI w/Polygraph cleared Junior to Mid-Level Systems Administrators with Linux and Windows experience!… more
    DCCA (05/23/25)
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  • System Administrator

    CACI International (Annapolis Junction, MD)
    …and optimize a wide variety of IT systems . We are seeking a System Administrator (Level 1) to support the implementation, troubleshooting, and maintenance of ... System Administrator Job Category: Information Technology...and manage UNIX, Linux, and Windows operating systems + Troubleshoot OS software and enhance system more
    CACI International (08/01/25)
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  • System Administrator Level 3

    Jovian Concepts, Inc. (Annapolis Junction, MD)
    …process. + Configures and manages UNIX and Windows operating systems and installs/loads operating system software, troubleshoots, maintains integrity and ... Jovian Concepts, Inc is looking to hire a System Administrator Level 3 for a...and manage Windows (or other applicable) operating systems and installs/loads operating system software, troubleshoot,… more
    Jovian Concepts, Inc. (06/26/25)
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  • Sr. System Administrator TS/SCI Poly

    Leidos (Annapolis Junction, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** System Administrator ** in our **National Security Sector's (NSS) Cyber & Analytics Business ... for a large complex network environment with geographically distributed systems . The position entails supporting solutions for system...for a degree. + Must have ​experience as a systems administrator providing direct support to end… more
    Leidos (07/23/25)
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