• Sr. Systems Administrator (NEI-18)

    CyberData Technologies (Bethesda, MD)
    …Bethesda, MD CyberData Technologies is seeking a Senior Systems Administrator with a strong background in Windows Server administration, vulnerability ... tasks across hybrid infrastructure environments. Responsibilities: * Perform regular Windows Server patching across production and non-production environments. *… more
    CyberData Technologies (11/06/25)
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  • Mid/Senior System Administrator

    Belay Technologies (Annapolis Junction, MD)
    …The SA configures and manages UNIX and Windows operating systems and installs/loads operating system software, troubleshoots, maintains integrity and ... a finalist in 2021! Belay Technologies is seeking a System Administrator (SA) to join our intel...AWS Experience + VPC, EC2, S3 + Linux and Windows operating systems + CentOS, RedHat, … more
    Belay Technologies (11/19/25)
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  • Systems Administrator 2

    Nightwing (Annapolis Junction, MD)
    …assurance, and emerging technologies to expand cybersecurity solutions. Job Description: The Systems Administrator will provide support for implementation, ... system infrastructure and any processes related to these systems . Provides support to IT systems... systems enhancements to improve reliability and performance. System Administrator (SA) shall possess the following… more
    Nightwing (10/13/25)
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  • System Administrator

    Synergy ECP (Columbia, MD)
    …. Manages IT system infrastructure and any processes related to these systems . Provides support to IT systems including day-to-day operations, monitoring ... and manages UNIX, Linux and Windows operating systems and installs/loads operating system software, troubleshoots,...with applicable system security controls. + Provide support to IT systems including day-to-day operations,… more
    Synergy ECP (10/22/25)
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  • Sr. System Administrator II (Temp)

    RTX Corporation (Annapolis Junction, MD)
    …a safer, more secure world. Raytheon currently has an opening for a temporary System Administrator to perform onsite in our Annapolis Junction, Maryland office. ... will also be required. We're looking for an experienced Systems Administrator to join our team supporting...Windows environments. In this role, you'll ensure our systems are secure, reliable, and aligned with mission requirements.… more
    RTX Corporation (11/19/25)
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  • Senior Systems Administrator

    SMX (Patuxent River, MD)
    Senior Systems Administrator (VMware) (4601)at SMX(View all jobs) (https://www.smxtech.com/careers/) Patuxent River, MD SMX is looking for a highly motivated ** ... Systems Administrator ** with demonstrated experience to maintain... system configurations, and other information related to system administration. + Provide technical support to… more
    SMX (11/14/25)
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  • System Administrator 2

    ARSIEM (Annapolis Junction, MD)
    …have an impact on every client you work with. ARSIEM seeks a System Administrator 2 . This position will support one of our government clients in Annapolis ... system infrastructure and any processes related to these systems . + Support IT systems ,...the resolution process. + Configure and manage UNIX and Windows operating systems , install/load operating system more
    ARSIEM (10/14/25)
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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 ...standards. + Install, configure, and maintain software and operating systems . + Implement operating system enhancements for… more
    Black Bear Technology Solutions, LLC (08/23/25)
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  • Systems Administrator Expert…

    General Dynamics Information Technology (Germantown, MD)
    …the administration, maintenance, and support of the organization's IT systems and infrastructure including managing servers, ensuring system availability, ... years of related experience **US Citizenship Required:** Yes **Job Description:** ** Systems Administrator Expert - Backup and Configuration** Transform… more
    General Dynamics Information Technology (11/19/25)
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  • Principal Linux Systems

    Northrop Grumman (Linthicum Heights, MD)
    …your career. Northrop Grumman Classified Solutions is seeking a well-qualified **Linux Systems Administrator ** to join its dynamic team of technical ... limited to the following: + Perform as primary Linux Systems Administrator for a classified government contract....of continued employment + Must have Linux server Operating Systems support experience + Linux Workstation and… more
    Northrop Grumman (11/19/25)
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