• Network Administrator 3

    M. C. Dean (Fort Meade, MD)
    …Summary:** MC Dean is seeking a highly competent TS/SCI with Polygraph cleared **Network Administrator 3 ** to assist on the design and maintenance of its network ... technologies; digital/analog communications technologies. + Working knowledge of the following systems : UNIX/ LINUX , CISCO IOS, Windows Server, and Microsoft SQL.… more
    M. C. Dean (09/23/25)
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  • Principal System Admin ( LINUX

    RTX Corporation (Marlborough, MA)
    …opportunity with our DT - Information Workplace Services team for a talented Principal Systems Administrator / Analyst. You will collaborate with a team of DT ... an Advanced Degree in a related field and minimum 3 years of experience. + US citizenship is required,...clearance is required. + Minimum 5 years of direct Linux Systems Administration / networking experience with… more
    RTX Corporation (08/02/25)
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  • Linux Architect/Principal Linux

    Northrop Grumman (Huntsville, AL)
    …today. this position is contingent upon funding/award** **Job Duties:** + Perform as Linux Systems Administrator for a large, classified government ... lieu of a completed degree. + For a level 3 : Associate's degree with 7 years of experience, or...+ Experience implementing STIGs (Security Technical Implementation Guides) on Linux systems . + General Linux more
    Northrop Grumman (10/01/25)
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  • Systems Administrator

    ManTech (Norfolk, VA)
    **MANTECH** seeks a motivated, career and customer-oriented ** Systems Administrator ** to join our team onsite in **Norfolk, Virginia.** This is an **onsite** ... include but are not limited to:** + Provide Tier 3 technical remote and onsite support and guidance to...relevant IT systems experience + Experience in systems administration with proficiency in both Linux more
    ManTech (08/29/25)
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  • Principal Linux DevOps Engineer

    Northrop Grumman (Annapolis Junction, MD)
    …will include but not be limited to the following: + Perform as primary Linux Systems Administrator for a classified government contract. + Communicate ... and maintain access to **Special Programs** as a condition of continued employment. + Linux Operating Systems support experience (ex. RHEL/Ubuntu). + Linux more
    Northrop Grumman (09/25/25)
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  • Systems Administrator

    Alaka'ina Foundation Family of Companies (Maui County, HI)
    Systems Administrator Location HI - Maui Job Code 13323 # of openings 1 Apply Now ... The Alaka'ina Foundation Family of Companies (FOCs) is looking for a Systems Administrator to support our government customer out of Maui,… more
    Alaka'ina Foundation Family of Companies (08/28/25)
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  • Principal System Administrator

    DCCA (Annapolis Junction, MD)
    …Tape Drives, IBM 3274/3174, NAS 8000, 3299 Stat Mux Mainframe Software: * Jes 3 , TSO, IBM's Information Management Systems /Infoman, DOS Power, VTAM, IBM Netview, ... Principal System Administrator Location Annapolis Junction, MD Job Code 2270...III , Perl, Omni Image, Omni Web Browser, NexTStep 3 . 3 , SAS V6, RedHat Enterprise Linux more
    DCCA (08/18/25)
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  • Systems Administrator

    ManTech (Washington, DC)
    ManTech seeks a motivated, career and customer-oriented ** Systems Administrator ** to join our team in the **National Capital Region (NCR).** This is a hybrid ... position. As a Systems Administrator , this individual will manage and...3 + years of experience administering Windows Server and/or Linux environments. + Strong understanding of IT security best… more
    ManTech (07/15/25)
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  • Fidelis Administrator - Active TS/SCI…

    ENS Solutions (Norfolk, VA)
    …Install, configure and manage operating system and application software as necessary. Support Linux & Windows systems engineering efforts in system design and ... evaluation, solution engineering, software development, or system administration. Requirements + 3 + years of experience as a system administrator + Experience… more
    ENS Solutions (09/27/25)
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  • SIGINT Systems Administrator

    CACI International (Beale AFB, CA)
    SIGINT Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular ... CACI's team at Beale AFB, CA as a SIGINT Systems Administrator . This role offers a chance...Field * 5 years of cyber security experience * ≥ 3 years experience in each: COMINT, DCGS, and SIGINT… more
    CACI International (08/20/25)
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