• Data Center Engineer (Infrastructure/Cloud)

    KBR (Fulton, MD)
    …Minimal 0-20% Travel + Working Hours: Standard 40 hour per week Qualifications : Required: + Clearance: Top Secret with SCI + 5 to 8 years with BS/BA or 3 to 5 ... and integration for both physical and virtual infrastructure hosting one or more Operating Systems : Windows, Linux , Solaris, UNIX, and/or AIX systems . +… more
    KBR (07/16/25)
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  • Systems Administrator III

    Sierra Nevada Company, LLC (Hagerstown, MD)
    …experience may be considered in lieu of required education + Prior experience with systems administration in Windows or Linux environments + Excellent ... for developing innovation solutions? Join our team! As a Systems Administrator III, you will be using your skills...detail + **The ability to obtain and maintain a Top Secret with SCI eligibility US Security… more
    Sierra Nevada Company, LLC (07/21/25)
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  • System Administrator

    ManTech (Annapolis Junction, MD)
    …compliance with required security standards for IT personnel. + Proficiency in Linux or Windows operating systems , indicating hands-on experience with server ... consistent maintenance, configuration, and reliable operation of critical computer systems , network servers, and virtualization environments, upholding system stability… more
    ManTech (09/05/25)
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  • Amazon Dedicated Cloud Engineer, Region…

    Amazon (Jessup, MD)
    …or SSCP ( Systems Security Certified Practitioner) - 3+ years of systems administration experience ( Linux /Windows). - Experience working with scripting ... Description Are you passionate about creating resilient cloud systems that power mission-critical operations? Do you want...team. - Current, active US Government Security Clearance of Top Secret or above Preferred Qualifications -… more
    Amazon (08/23/25)
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  • Systems Engineer Skunk Works Level 3

    Lockheed Martin (St. Mary's County, MD)
    …skills below in lieu of degree\. Security\+ Certification DOD Top Secret Clearance **Desired Skills:** UAV Technology Experience Admin experience with Cisco, ... government security clearance, you must be a US Citizen for consideration\. **Clearance Level:** Top Secret with Investigation or CV date within 5 years **Other… more
    Lockheed Martin (09/25/25)
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  • Infrastructure/Networking Engineer II

    RTX Corporation (Annapolis Junction, MD)
    …both in a team environment and independently + Active and transferable US government issued Top Secret SCI ( TS /SCI) clearance required prior to start date. + ... the design, develop, test and delivery of advanced high-capacity systems that process modern communications. + You will work...improvement + Experience with automated system deployments + Existing Top - Secret SCI ( TS /SCI) with Poly… more
    RTX Corporation (07/22/25)
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  • Sr. DevOps Engineer.

    Leidos (Bethesda, MD)
    …of a full stack containerized microservices architecture as well as technical systems administration , installation, and configuration. You will participate in ... career path. Leidos has a current opening for a ** TS /SCI cleared DevOps Engineer** supporting our client's overall mission...experience with Master's degree. + Must have an active Top Secret security clearance with the ability… more
    Leidos (09/30/25)
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  • Systems Administrator

    SMX (Patuxent River, MD)
    …and software upgrades, patches, and hot fixes **Required Skills and Experience:** + Clearance Required: Top Secret + An interim TS is required to start; will ... Systems Administrator (4600)at SMX(View all jobs) (https://www.smxtech.com/careers/) Patuxent...administration principles, theories, and concepts + Experience with Linux OS **Application Deadline** : 10/6/2025 \#cjpost #LI-Onsite The… more
    SMX (09/24/25)
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  • System Administrator 2

    DCCA (Fort Meade, MD)
    …to excellence. Key Tasks: DCCA is looking for TS /SCI w/Polygraph cleared Systems Administrators with Linux and Windows experience! We have multiple positions ... www.dcca.com System Administrator 2 Candidate must have an active TS /SCI w/ Poly For over 40 years, DCCA has...involved in the resolution process. + Configure and manage Linux , UNIX and Windows operating systems and… more
    DCCA (08/22/25)
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  • NAVAIR Senior Systems Administrator

    JHNA (Patuxent River, MD)
    …Required Qualifications: + Must have current Secret Clearance with the ability to obtain Top Secret . Interim TS to start. US Citizenship required. - US ... customer in Patuxent River, MD. This individual will be performing System Administration functions on Aircraft or Weapons Systems networks, and maintaining… more
    JHNA (09/16/25)
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