• Principal System

    Themis Insight (Fort Meade, MD)
    …bring Public and Private, Civilian and Military expertise to every case. We are hiring a Principal System Administrator ( Linux ) to work in Ft. Meade, MD ... process. Configures and manages UNIX, Linux and Windows operating systems and installs/loads operating system software, troubleshoots, maintains integrity… more
    Themis Insight (07/26/25)
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  • Principal Linux Systems

    Leidos (Columbia, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Principal Linux Systems Administrator ** in our **National Security Sector's (NSS) ... difference in National** **Security!** Join our team as a ** Linux Systems Administrator ** , where...Fifteen (15) or more years of experience as a System Administrator (SA) supporting programs and contracts… more
    Leidos (07/25/25)
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  • United States Postal Service (USPS) Incumbent…

    General Dynamics Information Technology (Fairfax, VA)
    … + Cisco ISE Engineer + DNS/DHCP Network Engineer + Microsoft Power BI Developer + Principal Unix/ Linux Systems Administrator + VPN Network Engineer + ... + IT Administrators + IT Administrative Analyst + IT System Administrator + IT Engineers + Mechanical...Client Support Administrator + Mail Processing Equipment Systems Administrator + Multi-Factor Authentication (MFA) Engineer… more
    General Dynamics Information Technology (07/24/25)
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  • Principal System

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

    ManTech (Arlington, VA)
    ManTech seeks a motivated, career and customer-oriented ** Principal Systems Administrator ** to join our team in **Pentagon, VA.** The position is **onsite.** ... user needs + Strong technical skills in areas such as Windows and Linux operating systems , network administration, virtualization, and security + Excellent… more
    ManTech (05/24/25)
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  • Principal System

    RTX Corporation (Springfield, VA)
    …eligible for a security clearance​ **Security Clearance:** TS/SCI with Polygraph ** Principal ** ** System Administrator ** **-** **Network Operations Center** ... provide access to tools and resources that enable this ** Principal ** ** System Administrator - Network Operations...a focus on clarity and professionalism + Experience with Linux + Experience with Science Logic + Experience with… more
    RTX Corporation (07/24/25)
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  • Sr. Principal VMware Systems

    Northrop Grumman (Annapolis Junction, MD)
    …your career. Northrop Grumman Mission Systems is seeking an expert VMWare systems administrator to join its dynamic team of technical professionals in ... will include but not be limited to the following: + Perform as VMWare systems administrator for large, classified government contracts. + Obtain and analyze… more
    Northrop Grumman (07/08/25)
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  • Northrop Grumman (DoD SkillBridge) - Sr.…

    Northrop Grumman (Annapolis Junction, MD)
    …part of our mission! We are looking for you to join our team as an HPC Systems Administrator based out of Annapolis Junction or Linthicum, MD. As an HPC ... Systems Administrator at Northrop Grumman you will...4 years additional experience in lieu of degree. + Linux systems administration proficiency + Basic knowledge… more
    Northrop Grumman (05/28/25)
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  • Principal Network and Systems

    Amentum (Washington, DC)
    **_Amentum seeks a Principal Network and Systems Engineer - IT Solutions Implementor!_** **Amentum** is a global leader in advanced engineering and innovative ... 80 countries across all 7 continents. Amentum seeks a Principal Network and Systems Engineer - IT...web development platforms. + Experience working on Unix and Linux OS. + Experience working on VMware systems more
    Amentum (07/19/25)
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  • MySQL Database Administrator

    SAIC (Fort Meade, MD)
    …The National Security & Space Sector of SAIC is seeking a Database Admin Principal to support a transformational infrastructure program for DCSA. SAIC is proud to be ... designated oversight authority on the accreditation of classified facilities, information systems , and the insider threat program. This involves security oversight… more
    SAIC (07/18/25)
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