• Systems Administrator 3

    Nightwing (Annapolis Junction, MD)
    …in the intelligence community, defense, civil, and commercial markets. The Systems Administrator will provide support for implementation, troubleshooting and ... systems enhancements to improve reliability and performance. System Administrator (SA) shall possess the following capabilities: Provide support for… more
    Nightwing (09/22/25)
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  • Senior Systems Administrator

    Huntington Ingalls Industries (Hanover, MD)
    …Ability to Obtain Level of Experience: Mid This opportunity resides with Warfare Systems (WS), a business group within HII's Mission Technologies division. Warfare ... Systems comprises cyber and mission IT; electronic warfare; and...HII, is seeking a highly motivated and experienced System Administrator to join our Minotaur team in Hanover, MD.… more
    Huntington Ingalls Industries (11/25/25)
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  • Systems Administrator 3

    Huntington Ingalls Industries (Fort Meade, MD)
    …TS/SCI with Poly Level of Experience: Mid This opportunity resides with Warfare Systems (WS), a business group within HII's Mission Technologies division. Warfare ... Systems comprises cyber and mission IT; electronic warfare; and...with network administrators. + Duties may include setting up administrator and service accounts, maintaining system documentation, tuning system… more
    Huntington Ingalls Industries (10/07/25)
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  • Systems Administrator 3 (Unix…

    Oracle (Annapolis, MD)
    …We are looking for someone who flourishes working in large-scale, distributed systems and is always looking to identify and implement standard processes and ... long-term solutions + Bachelor's degree or equivalent experience in Information Systems , Computer Science, Computer Engineering, or Software Engineering preferred +… more
    Oracle (11/25/25)
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  • Production Service Systems

    Oracle (Annapolis, MD)
    …be responsible for the operation of production environments, including systems and databases, supporting critical business operations. Will perform administration ... expert medical opinion 2. Short term disability and long term disability 3 . Life insurance and AD&D 4. Supplemental life insurance (Employee/Spouse/Child) 5. Health… more
    Oracle (11/25/25)
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  • Windows Administrator

    GovCIO (Annapolis, MD)
    …+ Experience in Computer Science or IT. + 5+ years' experience as a Windows Systems Administrator or Engineerwith 3 + years' experience in automating assigned ... and will be a remote position. **Responsibilities** This position is for a Senior Systems Administrator supporting the Windows team. This is currently a mixed… more
    GovCIO (09/24/25)
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  • Systems Administrator III - Pipeline…

    COMSO, Inc (Fort Meade, MD)
    …operating systems enhancements to improve reliability and performance. The Level 3 Systems Administrator shall possess the following capabilities: + ... Systems Administrator III - PIPELINE (TS/SCI... Systems Administrator III - PIPELINE (TS/SCI w/ POLYGRAPH) Fort...Tier 1 (Help Desk) and Tier 2 and Tier 3 (Escalation) problem identification, diagnosis and resolution of problems. +… more
    COMSO, Inc (11/21/25)
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  • System Administrator

    Leidos (Bethesda, MD)
    …your career path. Leidos has an exciting opening for you as our next Tier 3 Service Desk/ Systems Administrator supporting the OSINT Integration Center under ... Your job will be to bring together Linux (primarily) and Windows systems administration, systems maintenance, systems performance optimization along… more
    Leidos (10/01/25)
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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 ... improving the reliability, functionality, and user experience of the systems . This individual will work in a team environment...inquiries and problems. + Experience working as a Tier 3 system administrator : familiar with using desktop… more
    Leidos (12/03/25)
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  • Principal/Sr. Principal Systems

    Northrop Grumman (Patuxent River, MD)
    Systems (NGAS) has an exciting career opportunity for a **Principal/Sr. Principal Systems Administrator ** to join the Ground Segment team of qualified, ... in a primary OS (Windows, Linux, Cisco). + Experience operating under and managing systems within NISPOM Chapter 8, DCID 6/ 3 -ICD 503, RMF, STIG, JAFAN, or… more
    Northrop Grumman (12/12/25)
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  • Systems Network Administrator

    Leidos (Laurel, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Systems Network Administrator ** in our **National Security Sector's (NSS) Cyber & Analytics ... make a difference in National Security!** **Job Summary:** The Systems Network Administrator provides support for implementation,...this job requisition will remain open for at least 3 days with an anticipated close date of no… more
    Leidos (11/18/25)
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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 ... with confidence and efficiency. Our staff brings knowledgeable IT systems expertise, software development proficiency, innovative learning solutions for workforce… more
    COMSO, Inc (11/27/25)
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  • Systems Administrator

    Leidos (Columbia, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Systems Administrator ** in our **National Security Sector's (NSS) Cyber & Analytics ... us and make a difference in National Security!** The Systems Administrator will be responsible for: +...this job requisition will remain open for at least 3 days with an anticipated close date of no… more
    Leidos (10/12/25)
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  • System Administrator Level 3

    Jovian Concepts, Inc. (Annapolis, MD)
    …by law in employment.<\/div><\/div>","faviconId":"rzdliec182fab1ef548499d4ddfcbeeacba4f","jobTitle":"System Administrator Level 3 ","companyName":"Jovian ... <\/head>\n \n \n \n Jovian Concepts, Inc is looking to hire a\x26nbsp;System Administrator Level 3 for a great opportunity in the Annapolis Junction… more
    Jovian Concepts, Inc. (09/24/25)
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  • Linux Systems Administrator

    CACI International (Linthicum, MD)
    Linux Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: ... **Exciting Opportunity: Join Our Team as a Linux System Administrator !** Are you passionate about Linux systems ...An active NSA TS/SCI with Polygraph. + **Proven Experience:** 3 years of hands-on Linux system administration experience. +… more
    CACI International (10/18/25)
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  • Senior Systems Administrator

    CACI International (Fort Meade, MD)
    Senior Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: ... * * **The Opportunity:** CACI is seeking a Senior Systems Administrator to provide support for implementation,...**Requirements:** + TS/SCI with polygraph clearance + CWIP IAT 3 Certification within 6 months of hire (Cyber Workforce… more
    CACI International (12/02/25)
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  • System Administrator 3

    DCCA (Annapolis Junction, MD)
    System Administrator 3 Location Annapolis Junction, MD Job Code 2127 # of Openings 1 Apply Now ... and benefits package. Visit our website at: www.dcca.com System Administrator 3 Candidate must have an active...Key Tasks: DCCA is looking for TS/SCI w/Polygraph cleared Systems Administrators with Linux and Windows experience! We have… more
    DCCA (11/17/25)
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  • Windows Systems Administrator

    SMX (Patuxent River, MD)
    Windows Systems Administrator (4793)at SMX(View all jobs) (https://www.smxtech.com/careers/) Patuxent River, MD SMX is seeking a Windows System Administrator ... systems , and various applications. As the Windows System Administrator you will be required to manage the devices...5 days/week on site - Patuxent River, MD + 3 + years related technical experience is required + Experience… more
    SMX (11/19/25)
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  • Systems Administrator

    BOOZ, ALLEN & HAMILTON, INC. (Annapolis Junction, MD)
    Systems Administrator The Opportunity: In this role, you'll design, operate, and evolve the systems that power national-security missions. From enterprise ... Linux environments such as RHEL or Ubuntu supporting production and mission systems . + Administer and optimize virtualization platforms such as VMware vSphere,… more
    BOOZ, ALLEN & HAMILTON, INC. (11/24/25)
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  • Tier 3 Network Administrator

    CACI International (College Park, MD)
    Tier 3 Network Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: ... Unified Communication (UC), Video telecommunication and Streaming services. As a Tier 3 Network Administrator , you'll be challenged with hard complex support… more
    CACI International (12/11/25)
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