• Linux Systems Administrator

    CACI International (Linthicum, MD)
    Linux Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: ... Travel: None * * * **Exciting Opportunity: Join Our Team as a Linux System Administrator !** Are you passionate about Linux systems and eager to make a… more
    CACI International (10/18/25)
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  • Network and Computer Systems

    ManTech (Belcamp, MD)
    **MANTECH** seeks a motivated, career and customer-oriented **Network and Computer Systems Administrator ** to join our team in **Belcamp, MD** . This is an ... onsite position. The Network and Computer Systems Administrator will work in support of...future infrastructure upgrades. + Expertise in network management tools, security software, and configuration management systems . **Clearance… more
    ManTech (09/10/25)
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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....products, services, and suggestions. + Adhere to strict Information Systems security guidelines in all cases. +… more
    Northrop Grumman (11/19/25)
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  • Linux/Windows Systems Administrator

    COMSO, Inc (Columbia, MD)
    Linux/Windows Systems Administrator II (TS/SCI w/ Polygraph) Columbia, MD (http://maps.google.com/maps?q=Columbia+MD+USA+21046) Job Type Full-time Description ... with confidence and efficiency. Our staff brings knowledgeable IT systems expertise, software development proficiency, innovative learning solutions for workforce… more
    COMSO, Inc (11/27/25)
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  • Systems Administrator

    BOOZ, ALLEN & HAMILTON, INC. (Annapolis Junction, MD)
    Systems Administrator The Opportunity: In this role, you'll design, operate, and evolve the systems that power national- security missions. From ... Linux environments such as RHEL or Ubuntu supporting production and mission systems . + Administer and optimize virtualization platforms such as VMware vSphere,… more
    BOOZ, ALLEN & HAMILTON, INC. (11/24/25)
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  • Systems Administrator III - Pipeline…

    COMSO, Inc (Fort Meade, MD)
    Systems Administrator III - PIPELINE (TS/SCI...security controls. + Perform periodic vulnerability scans of systems + Provide support to IT systems ... systems enhancements to improve reliability and performance. The Level 3 Systems Administrator shall possess the following capabilities: + Provide support… more
    COMSO, Inc (11/21/25)
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  • Systems Administrator

    CACI International (Linthicum, MD)
    Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular ... * **The Opportunity:** Join our dynamic team as a Systems Administrator , where you will play a.... We are looking for a dedicated Linux System Administrator to help us ensure information security more
    CACI International (09/27/25)
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  • Senior Systems Administrator - Ariba…

    CareFirst (Baltimore, MD)
    **Resp & Qualifications** **PURPOSE:** The Senior Systems Administrator is responsible for assisting with the development and maintenance of unique software ... for efficiency in leveraging the system's platform. Additionally, the Sr. Systems Administrator is responsible for data reporting, configuration, analytics,… more
    CareFirst (11/19/25)
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  • Network Security Administrator

    CACI International (Columbia, MD)
    Network Security Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee ... Type of Travel: None * * * The Network Security System Administrator will work within the... boundary infrastructure and any processes related to the systems . - Provide support to network security more
    CACI International (09/25/25)
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  • Systems Administrator (TS Clearance)

    EchoStar (Germantown, MD)
    …TV. **Department Summary** **EchoStar** has an exciting opportunity for a **System Administrator ** with **TOP SECRET** clearance in our Defense and Government ... Systems Division Information Assurance Team of Hughes Network ...under the NIST/DoD/DoW Risk Management Framework (RMF), National Industrial Security Program Operating Manual (NISPOM), or Joint Special Access… more
    EchoStar (11/11/25)
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