• 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 (12/22/25)
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  • Senior Linux Systems Administrator

    Leidos (Camp Springs, MD)
    …+ Training (DISA-US1384 DCWF Linux System Administrator / DISA-US1390 DCWF Windows Systems Administrator ). + 3 + years deploying Unix in secured ... **Description** The Leidos Digital Modernization Sector is seeking a **_Senior Linux Systems Administrator_** in support of the Air Force National Capital (AFNCR) IT… more
    Leidos (12/20/25)
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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 (01/05/26)
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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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  • 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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  • 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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  • Sr. Systems Administrator

    Arena Technical Resources, LLC (Washington, DC)
    Sr. Systems Administrator Location: Washington, DC, US Job ID: ATR 17714 Job Description Job Title: Sr. Systems Administrator Job Location: Washington, ... (DBMS) products . Address all vulnerabilities identified via system scanning Systems Administrator Senior Advisor Requirements and Qualifications . Master's… more
    Arena Technical Resources, LLC (10/25/25)
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  • Sccm/Mecm Systems Administrator

    Leidos (Alexandria, VA)
    …operations across multiple enclaves, classifications, and time zones. The System Administrator provides systems and software Operations and Maintenance (O&M) ... **Description** Leidos is seeking an SCCM/MECM System Administrator to support a large enterprise IT contract...actions, document change requirements, and implement changes to production systems . + Oversee knowledge management for the team to… more
    Leidos (12/08/25)
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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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  • 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. (12/24/25)
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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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  • Systems Administrator II

    Foxhole Technology, Inc (Fort Meade, MD)
    **Overview** **Job Title: Systems Administrator II** **Job Location: Hybrid FT Meade, MD** **Position Type: Full-time** **Clearance Level: Secret** Foxhole ... around the world **.** Foxhole Technology is seeking a Systems Administrator II who is eager to...Minimum Security Clearance: Active Secret clearance. + Minimum of 3 + years of experience as a System Administrator more
    Foxhole Technology, Inc (12/30/25)
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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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  • Principal Cloud Administrator

    BAE Systems (Washington, DC)
    …**Join a Team that's Shaping the Future of IT Support** At BAE Systems , we're passionate about delivering innovative IT solutions that enable our customers to ... achieve their missions. As a **Principal Cloud Administrator ** , you'll play a critical role in providing...years of experience in cloud administration, with at least 3 years focused on government or regulated environments provisioning… more
    BAE Systems (10/30/25)
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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. (12/23/25)
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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 Type: Regular ... * **The Opportunity:** Join our dynamic team as a Systems Administrator , where you will play a...+ **TS/SCI with Polygraph** Proficient with Linux. Minimum of 3 years Linux system administration experience (within the last… more
    CACI International (12/11/25)
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  • Systems Administrator

    CACI International (Linthicum, MD)
    Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular ... * **The Opportunity:** Join our dynamic team as a Systems Administrator , where you will play a...tools. + Assist with escalated customer tickets. Qualifications: + 3 years Linux system administration experience. + Knowledge of… more
    CACI International (12/27/25)
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  • System Administrator

    Systems Technologies, Inc. (Hanover, MD)
    System Administrator Location Hanover, MD Job Setting On-site Job Category Information Assurance Apply Now ... (https://phh.tbe.taleo.net/phh04/ats/careers/v2/applyRequisition?org=SYSTEK&cws=42&rid=1146) SYSTEM ADMINISTRATOR The company is seeking junior, mid-level, and senior… more
    Systems Technologies, Inc. (12/02/25)
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