• Principal/Sr. Principal HPC System…

    Northrop Grumman (Jessup, MD)
    …assistance available CLEARANCE TYPE: A US Government security clearance per customer 's requirements. TRAVEL: Yes, 10% of the Time **Description** At Northrop ... Systems (NGMS) is seeking a **Principal or Sr. Principal HPC System Administrator ** . This position is located at **Baltimore, MD** location. **Responsibilities** +… more
    Northrop Grumman (12/05/25)
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  • Systems & Database Administrator

    CACI International (Suitland, MD)
    Systems & Database Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular ... * * * Join Our Team as a Full Stack Engineer / Systems & Database Administrator ! Are you a seasoned Full Stack Engineer with a passion for systems and database… more
    CACI International (12/17/25)
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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 ... Travel: None * * * **The Opportunity:** CACI is seeking a **Systems Administrator ** to perform system engineer and administration functions. This person will have 3+… more
    CACI International (12/17/25)
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  • Cloud System Administrator (Journeyman)

    CACI International (Aberdeen Proving Ground, MD)
    …Systems Administrator with a background in Cloud environments and hybrid Windows/ Linux experience to support the Army Reprogramming Analysis Team (ARAT) task ... Cloud System Administrator (Journeyman) Job Category: Information Technology Time Type:...Ground, MD. The ARAT team provides critical rapid reprogramming support for Army Electronic Warfare (EW) initiatives. You will… more
    CACI International (01/08/26)
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  • Systems Administrator

    CACI International (Linthicum, MD)
    …and availability of customer systems. We are looking for a dedicated Linux System Administrator to help us ensure information security readiness and maintain ... Systems Administrator Job Category: Information Technology Time Type: Full...+ Deploy applications and tools. + Assist with escalated customer tickets. Qualifications: + 3 years Linux more
    CACI International (12/27/25)
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  • System Administrator I

    DCCA (Fort Meade, MD)
    System Administrator I Location Fort Meade, MD Job Code 2123 # of Openings 1 Apply Now ... a competitive compensation and benefits package. Visit our website at: www.dcca.com System Administrator I Candidate must have an active TS/SCI w/ Poly For over 40… more
    DCCA (11/21/25)
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  • Cloud System Administrator

    ManTech (Hanover, MD)
    MANTECH seeks a motivated, career- and customer -oriented **Cloud System Administrator ** to join the team in **Hanover, MD** . Our team delivers enterprise ... include, but are not limited to:** + Provide administration and support for Windows Server 2022 environments, including Active Directory, and manage… more
    ManTech (12/24/25)
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  • Senior Cloud System Administrator

    ManTech (Annapolis Junction, MD)
    MANTECH seeks a motivated, career and customer -oriented **Senior** **Cloud System Administrator ** in Hanover, MD. The team delivers enterprise infrastructure ... are not limited to** : + Provide administration, troubleshooting, and general support for Windows Server 2022 environments, Windows 10/11 client systems, and various… more
    ManTech (12/24/25)
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  • Cloud System Administrator II

    ManTech (Annapolis Junction, MD)
    MANTECH seeks a motivated, career- and customer -oriented **Cloud System Administrator ** to join our team in Hanover, MD. Our team delivers enterprise ... environment (on-premises and AWS cloud). + Administer and troubleshoot Linux (Amazon Linux 2023, RHEL 8/9) and...Salt, BASH, Python, and Ansible to streamline operations. + Support and maintain security posture by addressing IAVAs and… more
    ManTech (12/23/25)
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  • Sr. System Administrator II (Temp)

    RTX Corporation (Annapolis Junction, MD)
    …more secure world. Raytheon currently has an opening for a temporary System Administrator to perform onsite in our Annapolis Junction, Maryland office. The selected ... also be required. We're looking for an experienced Systems Administrator to join our team supporting critical operations in...to join our team supporting critical operations in both Linux and Windows environments. In this role, you'll ensure… more
    RTX Corporation (11/19/25)
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