• System Administrator

    ManTech (Hanover, MD)
    …of similar scope, type, and complexity + Experience implementing, operating, and monitoring TS / SCI systems + Experience with automated data backup ... for implementation, troubleshooting, and maintenance of Information Technology (IT) systems + Manage IT system infrastructure and processes related to… more
    ManTech (08/08/25)
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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...skills + US Citizen with ability to obtain/maintain a TS / SCI clearance with full scope poly **Preferred… more
    Northrop Grumman (05/28/25)
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  • Systems Administrator

    CACI International (Fort Meade, MD)
    Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee ... to compromise the confidentiality, integrity, or availability of customer systems . The System Administrator (SA)...escalated customer tickets **Qualifications:** _Required:_ + An active NSA TS / SCI with Poly clearance + 3 years… more
    CACI International (07/24/25)
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  • MADSS Administrator

    TekSynap (Arlington, VA)
    …field. + Certifications: + CompTIA Security + CE + Clearance: + Must possess a Top Secret / SCI clearance **Overview** We are seeking a MADSS Administrator ... perception, and ability to adjust focus. **WORK AUTHORIZATION/SECURITY CLEARANCE** US Citizen Top Secret / SCI clearance **OTHER DUTIES** Please note this… more
    TekSynap (07/09/25)
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  • Exchange Systems Administrator SME

    Leidos (Alexandria, VA)
    …where you can thrive, keep reading!** **The Mission** Leidos is seeking an Exchange System Administrator to support a large enterprise IT contract for the DOD. ... problems. + Extensive experience working as a Tier 2 system administrator : familiar with using exchange/vault tools....patch management methodologies utilizing SCCM **Clearance** + An active TS / SCI with polygraph is required for this… more
    Leidos (07/23/25)
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  • Sr. Principal MS Exchange Administrator

    Northrop Grumman (Annapolis Junction, MD)
    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our ... Systems is seeking an experienced MS Exchange Systems Administrator to join its Classified Solutions...compliance standards. + Candidates must have a current DoD Top Secret level security clearance (adjudicated within… more
    Northrop Grumman (05/29/25)
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  • Cybersecurity System Administrator

    M. C. Dean (District Of Columbia, DC)
    …and incident logs. **Cybersecurity Operations** + Serve as the ** Information System Security Manager (ISSM)** for all assigned systems . + Monitor networks ... on traditional Information Technology (IT) and Operational Technology (OT) systems . . Conduct vulnerability scanning and document system vulnerabilities. .… more
    M. C. Dean (07/26/25)
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  • Property Book Administrator

    Systems Technologies, Inc. (Hanover, MD)
    …)and AESIP (Army Enterprise System Integration Program). SECURITY CLEARANCE . Active DoD Top Secret / SCI clearance required TRAVEL . Some travel may be ... Property Book Administrator Location Hanover, MD Job Setting On-site Job...transportation. + Operates and updates computerized logistic and supply systems . + Plans, coordinates and conducts equipment use/projects. +… more
    Systems Technologies, Inc. (06/03/25)
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  • System Administrator 4

    M. C. Dean (District Of Columbia, DC)
    …electrical, engineering, and cybersecurity industries. Responsibilities As a System Administrator for our Physical Security Systems , you will be responsible ... CCTV, PSIM (Physical Security Information Management), and other Integrated Electronic Security Systems . A Systems Administrator 4 position is a SME/team… more
    M. C. Dean (06/27/25)
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  • Systems Administrator

    CACI International (Chantilly, VA)
    Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / SCI Employee Type: Regular ... is currently looking for a detail-oriented and proactive **Infrastructure Systems Administrator ** to join our team developing...experience with a Bachelor's degree or equivalent + Active TS / SCI clearance + Proven experience building and… more
    CACI International (06/25/25)
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