• Network and Computer Systems Administrator

    ManTech (Belcamp, MD)
    security /authorization profiles, or system administration of Unix or Windows networks/systems + Experience monitoring network performance, identifying and ... **ManTech** seeks a motivated, career and customer-oriented **Network and Computer Systems Administrator ** to join our team in **Belcamp, MD** . This is an… more
    ManTech (06/11/25)
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  • Linux Systems Administrator

    SAIC (Bethesda, MD)
    …either Bethesda, MD or McLean, VA. We are seeking a highly motivate System Administrator to join our National Intelligence Program to be at the forefront of complex ... TS/SCI clearance with Polygraph. **Required:** + Proven experience as a Systems Administrator , with a focus on supporting a complex enterprise environment. + Strong… more
    SAIC (08/09/25)
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  • SharePoint Systems Administrator

    Leidos (Bethesda, MD)
    …you can thrive, keep reading!** Leidos is seeking a SharePoint Systems Administrator to support the National Media Exploitation Center (NMEC). The SharePoint System ... Administrator will support infrastructure services, operations, and maintenance across...of data from operational systems as directed by cyber security . + Help manage asset library, risk database, and… more
    Leidos (08/09/25)
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  • System Administrator

    ManTech (Hanover, MD)
    MANTECH seeks a motivated, career-oriented **System Administrator ** to join our team in **Hanover, Maryland** . **Responsibilities include, but are not limited to:** ... provide in-depth IT system support + Configure and manage UNIX and Windows operating systems; install/load OS software, maintain integrity, and configure network… more
    ManTech (08/08/25)
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  • Systems Administrator

    Arena Technical Resources, LLC (Silver Spring, MD)
    …and US Citizens are eligible Job Description: - Install and upgrade Linux and Windows servers - Assess the stability, security , and scalability of Linux and ... Systems Administrator Location: Silver Spring, US Job ID: ATR...errors - Manage user access and maintain server architecture security - Support staff and back-end system users and… more
    Arena Technical Resources, LLC (07/22/25)
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  • Systems Administrator 2

    Nightwing (Annapolis Junction, MD)
    …solutions in software development and systems engineering that address security challenges and strengthen our customers. Nightwing hires industry-leading ... technologies to expand cybersecurity solutions. Job Description: The Systems Administrator will provide support for implementation, troubleshooting and maintenance… more
    Nightwing (07/15/25)
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  • Account Systems Administrator - TS/SCI…

    General Dynamics Information Technology (Annapolis Junction, MD)
    …**Skills:** Communication,Data Entry,Group Problem Solving,Microsoft Office **Certifications:** CompTIA - Security + - CompTIA - CompTIA **Experience:** 3 + years of ... related experience **Job Description:** Account Systems Administrator Transform technology into opportunity as a...3+ years of related experience * Required Technical Skills: Windows , Microsoft Office (Outlook, Word, Excel), Data Entry *… more
    General Dynamics Information Technology (07/19/25)
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  • System Administrator

    Systems Technologies, Inc. (Hanover, MD)
    System Administrator Location Hanover, MD Job Setting On-site Job Category Information Assurance Apply Now ... (https://phh.tbe.taleo.net/phh04/ats/careers/v2/applyRequisition?org=SYSTEK&cws=42&rid=1146) SYSTEM ADMINISTRATOR The company is seeking junior, mid-level, and senior… more
    Systems Technologies, Inc. (06/03/25)
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  • Senior Linux System Administrator

    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 Linux System ... Administrator is responsible for leading system administration activities. This...risk management requirements. + Ensure systems meet ARL performance, security , and reliability standards. + Install, configure, and maintain… more
    Black Bear Technology Solutions, LLC (05/24/25)
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  • Secret Linux System Administrator

    Insight Global (Linthicum Heights, MD)
    Job Description Insight Global is looking for a Secret cleared Linux System Administrator to sit fully on site in Linthicum, MD to support an enterprise IT and ... servers, follow and stay up to date with proper security compliance, provide server administration, backups, imaging, encryptions, and...The current environment is a mix between Linux and Windows , totaling a team of 9 admins. The ideal… more
    Insight Global (08/02/25)
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