• Senior Systems Administrator…

    Huntington Ingalls Industries (Hanover, MD)
    …be part of a small team of system administrators ensuring the stability, security , and efficiency of our systems . This position will support a mission ... of HII, is seeking a highly motivated and experienced System Administrator to join our Minotaur team...of system administrators to maintain the reliability, security , and efficiency of our systems +… more
    Huntington Ingalls Industries (08/27/25)
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  • Sr. System Administrator - VDI

    Leidos (Odenton, MD)
    …Ft Meade, MD. Administrator will provide support for assigned systems supporting Joint Worldwide Intelligence Communications System (JWICS). **PRIMARY ... group at Leidos has a career opening for a System Administrator on a DISA contract. This... Security +ce **PREFERRED QUALIFICATIONS:** + Integration of cyber security tools and systems with network… more
    Leidos (10/21/25)
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  • Linux Systems Administrator

    CACI International (Fort Meade, MD)
    …role, you are responsible for resolving IT hardware and software infrastructure (servers, network , security , etc.) issues using systems analysis techniques ... Linux Systems Administrator Job Category: Information Technology...infrastructure including user systems , servers, storage and network connectivity. You'll also provide system administration… more
    CACI International (10/29/25)
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  • System Administrator - Active Secret…

    ENS Solutions (MD)
    …of Identity, Credential and Access Management (ICAM), Software Development, Cyber and Network Security , System Engineering, Program/Project Management, IT ... This role is contingent upon Contract Award The System Administrator supports secure and resilient...Viewer, eMASS, and HBSS is a plus. Benefits Essential Network Security (ENS) Solutions, LLC is a… more
    ENS Solutions (10/31/25)
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  • Linux System Administrator

    ManTech (Laurel, MD)
    …+ Configure and manage Linux operating systems . Installs/loads operating system software, troubleshoots maintains integrity and configures network components ... **Mantech** seeks a motivated, career and customer-oriented **Linux** ** System Administrator ** to join our team in **Laurel, MD.** You will be part of a… more
    ManTech (11/21/25)
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  • Senior Systems Administrator

    Competitive Range Solutions, LLC (Fort Meade, MD)
    …+ Experience: + 1-3 years of specialized project experience or formal training in system administration, network security , or IT operations. + Skills: + ... DoD environments, ensuring secure system operations. + Proficiency in network security frameworks, risk assessment, and IT governance policies. Preferred… more
    Competitive Range Solutions, LLC (11/06/25)
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  • System Administrator

    CACI International (Laurel, MD)
    …operating system software, troubleshoot, maintain integrity of and configure network components, along with implementing operating systems enhancements to ... System Administrator Job Category: Information Technology...operations, monitoring and problem resolution for all of the client/server/storage/ network devices, mobile devices, etc. + Optimize system… more
    CACI International (11/20/25)
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  • Cyber Systems Administrator (Active…

    Northrop Grumman (Elkridge, MD)
    …and Windows operating systems upon start date, installs/loads operating system software, patches, and configures network components along with implementing ... for you to join our team as a **Cyber Systems Administrator ** based out of **Elkridge, MD**...Tier 1 and Tier 2 technical support (Domain Administration, System Administration, and Network Administration). + Monitor… more
    Northrop Grumman (10/02/25)
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  • Senior Linux System Administrator

    ManTech (Fort Meade, MD)
    …troubleshooting, and maintenance of IT systems . + Manage IT system infrastructure and processes related to client/server/storage/ network devices and mobile ... ManTech seeks a **Senior Linux System Administrator ** to join our team...provide support for implementation, troubleshooting, and maintenance of IT systems , as well as manage IT system … more
    ManTech (10/14/25)
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  • System Administrator (SA) 2…

    Amentum (Columbia, MD)
    …manage UNIX and Windows operating systems and installs/loads operating system software, troubleshoots, maintain integrity and configure network components ... If so, look no further. We are seeking a System Administrator 2 to join our team...for implementation, troubleshooting and maintenance of Information Technology (IT) systems . Manage IT system infrastructure and any… more
    Amentum (09/22/25)
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