• Principal/ Sr . Principal Systems…

    Northrop Grumman (Patuxent River, MD)
    …Grumman Aeronautics Systems (NGAS) has an exciting career opportunity for a **Principal/ Sr . Principal Systems Administrator ** to join the Ground Segment team ... Administrator for a classified government contract. + Perform as a Linux \Redhat System Administrator for a classified government contract. + Maintain smooth… more
    Northrop Grumman (09/18/25)
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  • Senior Linux Systems…

    Leidos (Columbia, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Senior Linux Systems Administrator ** in our **National Security Sector's (NSS) Cyber & ... us and make a difference in National** **Security!** Join our team as a ** Linux Systems Administrator ** , where you'll provide crucial support for the… more
    Leidos (09/26/25)
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  • Mid/ Sr System Administrator

    Leidos (Annapolis Junction, MD)
    **Description** **Mid/ Sr System Administrator ** **Leidos** has a new and exciting opportunity for a **System Administrator ** in our **National Security ... talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence… more
    Leidos (09/27/25)
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  • Senior Linux System…

    GovCIO (Annapolis, MD)
    …referral to this job (https://careers-govcio.icims.com/jobs/6348/ senior - linux -system- administrator /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) ... **Overview** GovCIO is currently hiring for an experienced Linux System Administrator with an active...administration duties will be included in this role. + Senior -level RedHat Linux server administration experience, experience… more
    GovCIO (08/08/25)
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  • Sr . Principal NetApp Storage…

    Northrop Grumman (Linthicum Heights, MD)
    …Grumman's Chief Information & Digital Office (CIDO) organization is seeking a senior NetApp Storage Administrator with expertise in NetApp storage management ... mission, we will support yours of expanding your personal network and developing skills, whether you are new to...limited to the following: + Serve as a systems administrator with shared responsibility for the effective maintenance and… more
    Northrop Grumman (07/18/25)
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  • Senior Linux System…

    ManTech (Fort Meade, MD)
    Mantech seeks a motivated, career and customer-oriented ** Senior Linux System Administrator ** to join our team in **Ft. Meade, MD** . In this role, you will ... day-to-day operations and monitoring, and resolve issues related to client/server/storage/ network devices and mobile systems. + Escalate and communicate status… more
    ManTech (09/20/25)
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  • Senior Linux System…

    ManTech (Fort Meade, MD)
    ManTech seeks a ** Senior Linux System Administrator ** to join our team in **Ft. Meade, MD** . In this role, you will provide support for implementation, ... of IT systems. + Manage IT system infrastructure and processes related to client/server/storage/ network devices and mobile devices. + Perform Tier 1 (Help Desk) and… more
    ManTech (07/15/25)
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  • Sr . Systems Administrator II (Temp)

    RTX Corporation (Annapolis Junction, MD)
    …Applied Signal Technology, currently has an opening for a temporary System Administrator to perform onsite in our Annapolis Junction, Maryland office. The selected ... level hardware and software + Plan, implement, and operate network services and systems, to include hardware and virtual...for a security clearance. + Configuration and troubleshooting of Linux and Windows issues + Creating, modifying and deleting… more
    RTX Corporation (09/19/25)
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  • Field Engineer/ Linux Systems…

    Huntington Ingalls Industries (Columbia, MD)
    …the interview process. Job Description Enlighten is looking for a Field Engineer/ Linux Systems Administrator to support operational systems at multiple military ... of the time locally out of our Columbia, MD headquarters. #LI-DS1 #Mid- Senior Level Essential Job Responsibilities + Troubleshoot moderately complex problems which… more
    Huntington Ingalls Industries (08/08/25)
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  • Senior System Administrator…

    St. George Tanaq Corporation (Suitland, MD)
    Senior System Administrator - Network Operation Center WFH Flexible*Suitland, MD (http://maps.google.com/maps?q=Suitland+MD+USA) Job Type Full-time ... about us, visit https://tanaq.com/tanaq-technical-services. **About the Role** We are seeking a ** Senior System Administrator - Network Operation Center** to… more
    St. George Tanaq Corporation (08/15/25)
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