• Modernization Cyber Systems

    Lockheed Martin (Hanover, MD)
    …being used for contingent offers\. \#RMSC6ISR \#OneLMHotJobs \#RMSRB2025 **Basic Qualifications:** * Current DoD Top Secret SCI with Polygraph SA2: * A High ... deployments with common hypervisors such as VMware, proxmox, or openstack **Clearance Level:** TS / SCI w/Poly SP **Other Important Information You Should… more
    Lockheed Martin (10/10/25)
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  • VMWare Administrator

    Arena Technical Resources, LLC (Annapolis Junction, MD)
    SCI with Full Scope Polygraph clearance Job Description: Candidates must have an active Top Secret / SCI Clearance with a Full Scope Polygraph. Onsite in ... MD Role Responsibilities: We are looking for a senior level system administrator /engineer with deep knowledge and experience with VMWare. This role will… more
    Arena Technical Resources, LLC (11/17/25)
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  • Sr. System Administrator II (Temp)

    RTX Corporation (Annapolis Junction, MD)
    …a safer, more secure world. Raytheon currently has an opening for a temporary System Administrator to perform onsite in our Annapolis Junction, Maryland office. ... eligible for a security clearance​ **Security Clearance:** DoD Clearance: TS / SCI At Raytheon, the foundation of everything...will also be required. We're looking for an experienced Systems Administrator to join our team supporting… more
    RTX Corporation (11/19/25)
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  • Senior Linux Systems Administrator

    Leidos (Columbia, MD)
    …with LINUX, Windows, AWS and Virtualization + **Security Clearance** : Must have an active Top Secret / SCI with Polygraph cssrc conmd If you're looking for ... a new and exciting opportunity for a **Senior Linux Systems Administrator ** in our **National Security Sector's...troubleshooting, and maintenance of Information Technology (IT) systems . You'll manage IT system infrastructure and… more
    Leidos (09/26/25)
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  • Linux Administrator , Senior

    Amentum (Hanover, MD)
    …troubleshoots, maintains integrity and configures network components. **Requirements:** * Must have active Top - Secret clearance with SCI and Poly * At least ... also:** Provides support for implementation, troubleshooting and maintenance of Information Technology Systems . Provides support to IT...a dynamic environment **Clearance Required:** * Must have active Top - Secret clearance with SCI and… more
    Amentum (11/21/25)
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  • VTC Administrator

    CACI International (Suitland, MD)
    …Crestron experience preferred. + **Required Skills and Attributes:** + Must have an active Top Secret clearance with SCI eligibility. + Comfortable in high ... VTC Administrator Job Category: Information Technology Time...Time Type: Full time Minimum Clearance Required to Start: TS / SCI Employee Type: Regular Percentage of Travel… more
    CACI International (11/11/25)
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  • Linux Systems Administrator

    CACI International (Fort Meade, MD)
    Linux Systems Administrator Job Category: Information...have an opening for a **Linux Systems Administrator ** with an active TS / SCI ... Technology Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee Type: Regular Percentage of Travel Required: Up to 10% Type… more
    CACI International (10/29/25)
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  • System Administrator 2

    DCCA (Fort Meade, MD)
    …a competitive compensation and benefits package. Visit our website at: www.dcca.com System Administrator 2 Candidate must have an active TS / SCI w/ Poly ... System Administrator 2 Location Fort Meade,...dedication to excellence. Key Tasks: DCCA is looking for TS / SCI w/Polygraph cleared Systems Administrators… more
    DCCA (11/21/25)
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  • Senior System Administrator

    CACI International (Fort Meade, MD)
    Senior System Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph ... the right person to join our team as a System Administrator in the Fort Meade, MD... capacity analysis and planning **Qualifications:** _Required:_ MUST have TS / SCI w current Poly * Must have… more
    CACI International (11/22/25)
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  • Network and Computer Systems

    Deloitte (Baltimore, MD)
    …3+ years of experience as a network or systems administrator + Active Top Secret security clearance ( SCI eligible) + Must be legally authorized to ... + Bachelor's degree in Information Technology, Cybersecurity, Computer Science, Information Systems , Data Science, or Software Engineering from an ABET… more
    Deloitte (11/22/25)
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