• Linux System Administrator

    BOOZ, ALLEN & HAMILTON, INC. (Columbia, MD)
    Linux System Administrator , Senior The...or IT field and 5+ years of experience with systems or network administration, or 10+ years of experience ... environment that supports critical cybersecurity mission customers. As a Linux system administrator on our...with systems or network administration in lieu of degree +… more
    BOOZ, ALLEN & HAMILTON, INC. (06/25/25)
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  • Senior Linux Administrator

    Amentum (Linthicum, MD)
    …the Cyber, Security, & Intel space? If so, look no further. We are seeking an ** Senior Linux Administrator ** to join our team of passionate individuals on ... troubleshooting and user assistance. + Maintains user accounts, access control, and system / security configuration. + Maintains operating systems and… more
    Amentum (06/28/25)
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  • Senior Linux Systems

    Leidos (Annapolis Junction, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Senior Linux Systems Administrator ** in our **National Security Sector's (NSS) ... difference in National** **Security!** Join our team as a ** Linux Systems Administrator ** , where...Ten or more (10) years of experience as a System Administrator (SA) supporting programs and contracts… more
    Leidos (05/29/25)
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  • Senior Linux System

    Black Bear Technology Solutions, LLC (Adelphi, MD)
    Senior Linux System Administrator Clearance Required: Top Secret or Secret Clearance Locations: Adelphi, MD (Onsite) Position Overview: The Senior ... System Administrator is responsible for leading system administration activities. This position oversees the installation, configuration, maintenance, and… more
    Black Bear Technology Solutions, LLC (05/24/25)
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  • Senior Linux Systems

    Leidos (Annapolis Junction, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Senior Linux Systems Administrator ** in our **National Security Sector's (NSS) ... qualified candidate for a small, diverseteam that provides end-to-end software, systems , and network engineering services to support Integrated Discovery Operations… more
    Leidos (05/14/25)
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  • Mid Level Linux Administrator

    Amentum (Hanover, MD)
    …and support network equipment as well as storage solutions. Candidate will work alongside a senior Linux Administrator as a mentor to provide support and ... look no further. Amentum is seeking a **Mid Level Linux Administrator ** to join our team of...process. + Configures and manages Linux operating systems and installs/loads operating system software, troubleshoots,… more
    Amentum (05/23/25)
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  • Senior Systems Administrator

    CACI International (Annapolis Junction, MD)
    …to 10% Type of Travel: Local * * * **The Opportunity:** CACI is seeking a Senior Linux Systems Administrator to provide support for implementation, ... Senior Systems Administrator Job...manage primarily Linux /Unix (or other applicable) operating systems and installs/loads operating system software, troubleshoot,… more
    CACI International (04/10/25)
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  • Senior System Administrator

    CACI International (Annapolis Junction, MD)
    Senior System Administrator Job...oversight across a range of IT platforms including UNIX, Linux , and Windows systems . The ideal candidate ... IT systems . We are seeking an accomplished System Administrator - Level 4 to lead...complex enterprise IT environments, with a focus on high-assurance systems . This senior -level position involves architecture support,… more
    CACI International (05/02/25)
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  • System Administrator , Senior

    Parsons Corporation (Annapolis Junction, MD)
    …and integrate solutions to provide unmatched innovation. Parsons is seeking a **Sr. System Administrator ** to support our expanding portfolio of work in the ... : + Bachelor's degree in a technical discipline and 15 years' experience as a System Administrator , OR High school diploma and 20 years' experience as a … more
    Parsons Corporation (06/20/25)
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  • Senior ServiceNow Systems

    SAIC (Annapolis Junction, MD)
    …process + Configure and manage UNIX, Linux and Windows operating systems and installs/loads operating system software, troubleshoots, maintains integrity and ... + Minimum of 14 years of experience as a Systems Administrator in programs and contracts of...ServiceNow with other applications is required Desired: + ServiceNow System Administrator certification + DoD 8570 compliance… more
    SAIC (04/16/25)
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  • Senior Systems Administrator

    Leidos (Laurel, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Senior Systems Administrator ** in our **National Security Sector's (NSS) Cyber & ... learn more about how this program "Delivers Mission Success!" Seeking a motivated systems Administrator to provide support for mission operations support of… more
    Leidos (06/03/25)
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  • Senior System Administrator

    Synergy ECP (Columbia, MD)
    Senior System Administrator Columbia, MD (http://maps.google.com/maps?q=Columbia+MD+USA+21046) Description Company Description: Synergy ECP is a Service ... Experience with: o Configuration and Maintenance of Virtual Machines ? VCenter/VMWare o Linux and Windows operating systems ? CentOS, RedHat, Windows 10, Window… more
    Synergy ECP (04/16/25)
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  • Senior System Administrator

    ManTech (Fort Meade, MD)
    …planning + Will configure and manage Linux and Windows operating systems and install/load operating system software, troubleshoots, maintains integrity and ... ManTech seeks a ** System Administrator ** to join our team...provide support for implementation, troubleshooting and maintenance of IT systems as well as manage IT system more
    ManTech (06/24/25)
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  • Senior Linux SysAdmin 3

    Lockheed Martin (Fort Meade, MD)
    …SA experience may be substituted\. * Ten \(15\) years of experience as a Systems Administrator \(SA\) in programs and contracts of similar scope, type, and ... complexity\. * Experience with Linux system administration, including configuring, maintaining, and...such as RHEL, CentOS, Ubuntu, and Debian\. Knowledge of Linux systems processes, file systems ,… more
    Lockheed Martin (06/18/25)
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  • 306 - Senior Systems

    ARSIEM (Laurel, MD)
    …to have an impact on every client you work with. ARSIEM is looking for a Senior Systems Administrator to provide Systems Administration support for ... process improvement and suggest solutions. Minimum Qualifications + Windows Systems Administration + Linux Systems Administration + Systems Integration… more
    ARSIEM (06/06/25)
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  • Senior Cloud System

    TekSynap (Columbia, MD)
    …securityvulnerabilities **REQUIRED QUALIFICATIONS** + Minimumeight(8) years of experience as a System Integrator, Administrator , or Cybersecurity Roll + Minimum ... is willing to gain, more diverse IT skills, including Windows/ Linux , networking, andmore + Able to build systems...Windows/ Linux , networking, andmore + Able to build systems from the ground up - network architecture/systemsengineering +… more
    TekSynap (07/09/25)
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  • System Administrator Level IV

    General Dynamics Information Technology (Annapolis Junction, MD)
    …** System Administrator Level IV** Transform technology into opportunity as a Systems Administrator Senior with GDIT. A career in enterprise IT means ... operate. At GDIT, people are our differentiator. As a Systems Administrator Senior you will... Linux and Windows (or other applicable) operating systems and installs/loads operating system software, troubleshoot,… more
    General Dynamics Information Technology (05/16/25)
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  • Systems Administrator with Network…

    Lockheed Martin (Annapolis Junction, MD)
    …a referral\. If your referral is hired, you'll receive a payment\! code\-extrefer Senior Systems Network Administrator \- Clearance Required WHAT WE'RE ... where we foster innovation and integrity\. * As a Senior Systems Network Administrator , you'll...experience with Linux and Windows, are AWS System Administrator Certified, and have deep customer… more
    Lockheed Martin (07/03/25)
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  • Cloud System Administrator

    DCCA (Annapolis Junction, MD)
    Cloud System Administrator Location Annapolis Junction, MD Job Code 2063 # of Openings 1 Apply Now ... and benefits package. Visit our website at: www.dcca.com Cloud System Administrator Candidate must have an active...understanding and working knowledge of core components of the Linux operation system including managing user and… more
    DCCA (05/19/25)
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  • Senior Database Engineer/Database…

    Belay Technologies (Annapolis Junction, MD)
    …selected candidate will provide guidance and support for database engineering of large-scale systems , major system elements, and interfacing systems that are ... 2020 and a finalist in 2021! Belay Technologies is seeking a Database Administrator to join our intel team. Selected candidate will maintain the integrity, security,… more
    Belay Technologies (04/16/25)
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