• IT Systems Administrator

    Lockheed Martin (Hanover, MD)
    …is required * 2\+ years experience within the defense industry as a Systems Administrator * Bachelors or Masters degree from accredited college \(equivalent ... happen to Good People, agreed? Come join our 24/7/365 Emergency Essential team\. Exciting work where you can gain...as but not exclusive to examples like NiFi\) * Systems infrastructure knowledge of routers, firewalls, v\-lans, servers, etc\.… more
    Lockheed Martin (01/08/26)
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  • Linux/Windows Systems Administrator

    COMSO, Inc (Columbia, MD)
    Linux/Windows Systems Administrator II (TS/SCI w/ Polygraph) Columbia, MD (http://maps.google.com/maps?q=Columbia+MD+USA+21046) Job Type Full-time Description ... their mission with confidence and efficiency. Our staff brings knowledgeable IT systems expertise, software development proficiency, innovative learning… more
    COMSO, Inc (11/27/25)
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  • System Administrator -Linux

    Leidos (Annapolis Junction, MD)
    …scans, completing remediation, and extending IAVA patches and security updates on various IT and network systems . + Providing technical assistance to companion ... **Description** **System Administrator - Linux** **Leidos** has a new and...groups in support of overlapping projects such as implementing IT enhancements and optimizing systems . + Maintaining… more
    Leidos (01/06/26)
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  • Senior Tier III Administrator

    General Dynamics Information Technology (Fort Meade, MD)
    …Required:** Yes **Job Description:** **GDIT is seeking a Senior Tier III Administrator to provide support to Defense Information Systems Agency (DISA) ... to Obtain:** Secret **Public Trust/Other Required:** None **Job Family:** IT Infrastructure and Operations **Skills:** Cloud Computing,Problem Resolution,Standard Operating… more
    General Dynamics Information Technology (12/11/25)
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  • Mid-Level Tier III Administrator

    General Dynamics Information Technology (Fort Meade, MD)
    …Required:** Yes **Job Description:** **GDIT is seeking a Mid-Level Tier III Administrator to provide support to Defense Information Systems Agency (DISA) ... to Obtain:** Secret **Public Trust/Other Required:** None **Job Family:** IT Infrastructure and Operations **Skills:** Business,Cloud Computing,Operations,Operations Processes,Technical Issues… more
    General Dynamics Information Technology (12/11/25)
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  • Systems Administrator

    Leonardo DRS, Inc. (Frederick, MD)
    …will perform network and system administration duties for Leonardo DRS's on-premesis systems and networks. This position is highly focused on administering and ... + Design, document, configure, and tune on-premises connected and standalone, information systems and network connections (LAN and WAN) to ensure high levels of… more
    Leonardo DRS, Inc. (12/23/25)
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  • Senior Database Administrator (IBM Db2)…

    COMSO, Inc (Baltimore, MD)
    …their mission with confidence and efficiency. Our staff brings knowledgeable IT systems expertise, software development proficiency, innovative learning ... Senior Database Administrator (IBM Db2) - ON-SITE Baltimore, MD (http://maps.google.com/maps?q=Baltimore+MD+USA+21201)...by helpdesk personnel and lead troubleshooting efforts. Work with systems engineering staff within client and central IT more
    COMSO, Inc (12/18/25)
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  • Voice Over Internet Protocol Technician

    ManTech (Annapolis Junction, MD)
    …but are not limited to:** + Provides broad telephony support from administrator level configurations to in-depth technical solutions for critical clients over secure ... requirements. + Provides administration to voicemail servers, call managers, and emergency responders involving T1, fiber, Ethernet, multiplexing, copper wrap, and… more
    ManTech (11/29/25)
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  • Lead System Security Engineer

    Guidehouse (Bethesda, MD)
    …IR table-top tests and CP functional tests. + 3+ years of experience as IT system administrator or engineer. Experience can include: + System maintenance in ... response tests, and other compliance tasks. **3. Privacy** + Ensure all CIT systems comply with policies. + Focus on minimizing risks to PII/PHI/Sensitive data,… more
    Guidehouse (11/19/25)
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