• Senior Linux System Administrator

    GovCIO (Annapolis, MD)
    … Linux administration duties will be included in this role. + Senior -level RedHat Linux server administration experience, experience with other ... **Overview** GovCIO is currently hiring for an experienced Linux System Administrator with an active ...appropriate use of built-in functions and libraries + Advanced Linux System Administration , Configuration, and System Security… more
    GovCIO (08/08/25)
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  • Senior Linux System Administrator

    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 ... Administration experience. + Must be proficient with troubleshooting in a Linux environment. **Security Clearance Requirements:** + Current/ Active TS/SCI with… more
    ManTech (09/20/25)
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  • Principal/ Sr . Principal Linux…

    Northrop Grumman (Baltimore, MD)
    …all levels of the organization, with internal and external customers. + A Linux + or RHCSA certification. + Server Administration experience in a classified ... your career. Northrop Grumman Mission Systems is seeking a Linux Systems Administrator to join its Classified Solutions team...Levels 3 and 4:** + Applicants must have an active DoD Secret level security clearance (at a minimum),… more
    Northrop Grumman (10/01/25)
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  • Principal/ Sr . Principal Systems…

    Northrop Grumman (Patuxent River, MD)
    …+ Ability to work after hours and weekends as needed. Basic Qualifications for a Senior Principal System Admin : + Bachelor's degree with 8 years of experience; ... Grumman Aeronautics Systems (NGAS) has an exciting career opportunity for a **Principal/ Sr . Principal Systems Administrator** to join the Ground Segment team of… more
    Northrop Grumman (09/18/25)
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  • Mid/ Sr System Administrator

    Leidos (Annapolis Junction, MD)
    …etc.). + Must be proficient with Windows Server 2012R2, 2016, 2019, and Active Directory. + Must have experience with Linux and Microsoft-based servers ... **Description** **Mid/ Sr System Administrator** **Leidos** has a new and...The selected individual will be responsible for maintaining system administration support activities for a large complex network environment… more
    Leidos (09/27/25)
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  • Senior Linux System Administrator

    Parsons Corporation (Aberdeen, MD)
    …for. **Job Description:** _Parsons is looking for an amazingly talented_ **_Senior Linux Systems Administrator_** _to join our team!_ **_What You'll Be Doing:_** + ... _Support the system administration for ARL high performance computers_ + _Support design...Required Skills You'll Bring:_** + _Extensive background in diverse Linux operating systems and high performance computing_ + _Extensive… more
    Parsons Corporation (08/16/25)
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  • Sr Principal HPC Systems Engineer

    Northrop Grumman (Annapolis Junction, MD)
    …+ Demonstrated experience analyzing and responding to customer requirements + Strong Linux systems administration proficiency (RHEL nice to have) + Strong ... is seeking candidates for the position of High-Performance Computing (HPC) ** Sr . Principal HPC Systems Engineer** to support advanced technology development… more
    Northrop Grumman (09/16/25)
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  • Sr . Principal NetApp Storage Administrator

    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 to join ... of the entire IT infrastructure including Servers (Windows & Linux ), Workstations (Windows & Linux ), Networking equipment,...technologies related to storage solutions. + Function as a senior technical resource for the rest of the System… more
    Northrop Grumman (07/18/25)
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  • Senior Linux System Administrator

    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, ... substituted for a degree. + 20+ years of related experience in systems administration or IT operations. + Experience with Linux , including installation,… more
    ManTech (07/15/25)
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  • Sr . DevOps Engineer.

    Leidos (Bethesda, MD)
    **Description** Leidos has an exciting opening for you, our next **TS/SCI cleared Sr . DevOps Software Engineer** working with a dynamic team to design, develop and ... flexible schedule and, occasionally, some tasks may be performed remotely. As a Sr . DevOps Engineer you will contribute to the design, deployment, and maintenance of… more
    Leidos (09/17/25)
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