• Senior IT Systems Administrator

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Senior** **IT Systems Administrator ** to join our team in **Chantilly, VA.** **Responsibilities ... + Providing end-user support to personnel utilizing ITD IT systems . + Triaging help desk tickets for a broad...of relevant experience in Information Technology. + IAT Level II certification. + Experience with Windows and Linux operating… more
    ManTech (07/22/25)
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  • SharePoint Administrator

    Leidos (Suitland, MD)
    …standards across managed site collections. **Security Clearance:** + Active DoD Top Secret /SCI clearance required. **Basic Qualifications:** + Bachelor's degree ... Leidos National Security Sector has an opening for an upcoming **SharePoint Administrator ** to join our team supporting the Kennedy Maritime Analysis Center at… more
    Leidos (06/06/25)
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  • Senior Linux Systems Administrator

    Leidos (Annapolis Junction, MD)
    **Description** **Leidos** has a new and exciting opportunity for a **Senior Linux Systems Administrator ** in our **National Security Sector's (NSS) Cyber & ... qualified candidate for a small, diverseteam that provides end-to-end software, systems , and network engineering services to support Integrated Discovery Operations… more
    Leidos (05/14/25)
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  • Network Administrator

    TEKsystems (Fort Belvoir, VA)
    …process Mentor and provide guidance to junior network administrators. Required Qualifications: Top Secret Clearance 8 years of Experience + Bachelor's Degree ... Description The client is seeking an Network Administrator in Fort Belvoir, VA to support large-scale migration and operations on a large, high-profile DOD contract.… more
    TEKsystems (07/30/25)
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  • System Administrator I

    DCCA (Fort Meade, MD)
    …and 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 ... System Administrator I Location Fort Meade, MD Job Code...dedication to excellence. Key Tasks: DCCA is looking for TS /SCI w/Polygraph cleared Junior to Mid-Level Systems more
    DCCA (05/23/25)
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  • Unified Communications Administrator

    CACI International (Washington, DC)
    Unified Communications Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph ... Unified Communications and Collaboration (UC&C) Operations Technician with an active TS /SCI clearance to provide maintenance and advanced support for customers… more
    CACI International (07/22/25)
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  • System Administrator Level 3

    Jovian Concepts, Inc. (Annapolis Junction, MD)
    Jovian Concepts, Inc is looking to hire a System Administrator Level 3 for a great opportunity in the Annapolis Junction area. This role requires a TS /SCI ... for implementation, troubleshooting and maintenance of Information Technology (IT) systems .Manages IT system infrastructure and any processes related to these… more
    Jovian Concepts, Inc. (06/26/25)
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  • Network Administrator - Site Survey…

    CACI International (Washington, DC)
    …anticipated this role will have up to 50% CONUS travel. **Qualifications:** _Required:_ + IAT II + TS /SCI security clearance with ability to obtain a polygraph + ... Network Administrator - Site Survey and Install Support Job Category:...Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: Regular Percentage of Travel… more
    CACI International (08/01/25)
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  • Northrop Grumman (DoD SkillBridge) - Sr. Principal…

    Northrop Grumman (Annapolis Junction, MD)
    …part of our mission! We are looking for you to join our team as an HPC Systems Administrator based out of Annapolis Junction or Linthicum, MD. As an HPC ... Systems Administrator at Northrop Grumman you will.../SCI with full-scope polygraph security clearance + IAT Level II certification + Red Hat Linux systems more
    Northrop Grumman (05/28/25)
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  • Cybersecurity System Administrator - DMV

    M. C. Dean (District Of Columbia, DC)
    Overview MC Dean is seeking a highly skilled **Cybersecurity System Administrator ** to support a secure operational technology environment by integrating advanced ... individual with both hands-on technical expertise in managing modern enterprise IT systems and a deep understanding of federal cybersecurity frameworks and risk… more
    M. C. Dean (07/26/25)
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