• Systems Administrator III

    Sierra Nevada Company, LLC (Hagerstown, MD)
    …skills with an attention to detail + **The ability to obtain and maintain a Top Secret with SCI eligibility US Security Clearance is required** ​ ... for developing innovation solutions? Join our team! As a Systems Administrator III, you will be using...position requires the ability to obtain and maintain a Top Secret US Security Clearance. US Citizenship… more
    Sierra Nevada Company, LLC (07/21/25)
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  • Systems Administrator Expert

    General Dynamics Information Technology (Annapolis Junction, MD)
    …ID:** RQ203755 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None ... troubleshooting and maintenance of information Technology (IT) systems . Manages IT system infrastructure and any...with other applications is required. + Security Clearance Level: TS / SCI w/Poly + Location: On Customer Site… more
    General Dynamics Information Technology (07/23/25)
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  • Modernization Cyber Systems…

    Lockheed Martin (Hanover, MD)
    …being used for contingent offers\. \#RMSC6ISR \#OneLMHotJobs \#RMSRB2025 **Basic Qualifications:** * Current DoD Top Secret SCI with Polygraph SA1: * 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 (07/12/25)
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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 (09/30/25)
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  • System Administrator

    CACI International (Annapolis Junction, MD)
    System Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee ... of IT systems . We are seeking a System Administrator (Level 1) to support the...experience with IT Service Management (ITSM) processes + Required TS / SCI with Polygraph **Preferred Skills:** + Familiarity… more
    CACI International (08/01/25)
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  • Citrix Systems Administrator

    Leidos (Bethesda, MD)
    …environment where you can thrive, keep reading!** Leidos is seeking a Citrix Systems Administrator to support the National Media Exploitation Center (NMEC). The ... and problems. + Experience working as a Tier 3 system administrator : familiar with using desktop software...supervising or leading teams or projects. **Clearance** + Active TS / SCI clearance with Polygraph required OR active… more
    Leidos (07/24/25)
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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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  • Senior Systems Administrator

    CACI International (Annapolis Junction, MD)
    Senior Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph ... system infrastructure and any processes related to these systems . The Senior Systems Administrator ... System Security Certified Practitioner (SSCP). + A TS / SCI clearance with a Polygraph is required… more
    CACI International (09/25/25)
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  • System Administrator I

    General Dynamics Information Technology (Annapolis Junction, MD)
    …ID:** RQ201595 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None ... for implementation, troubleshooting and maintenance of information Technology (IT) systems . Manages IT system infrastructure and any processes related to… more
    General Dynamics Information Technology (07/31/25)
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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 (08/22/25)
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