• Systems & Database Administrator

    CACI International (Suitland, MD)
    …this dynamic role, you'll utilize your diverse skill set across software development, Linux systems engineering, database administration , cloud services, and ... a seasoned Full Stack Engineer with a passion for systems and database administration ? We have an...Platform Engineering:** + Administer and maintain Red Hat Enterprise Linux (RHEL) systems . + Perform command-line operations,… more
    CACI International (12/17/25)
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  • Senior Consultant, OCP Infrastructure - Top

    Red Hat (Richmond, VA)
    …reside in a state where Red Hat is registered to do business and hold an active Top Secret SCI with polygraph clearance. What you will do: + Guide customers in ... What you will bring: + Required Experience: + Active Top Secret SCI clearance, with Polygraph +...successful modern cloud platform consulting engagements + Experience with Linux system administration , preferably Red Hat Enterprise… more
    Red Hat (01/03/26)
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  • Modernization Cyber Systems Administrator…

    Lockheed Martin (Hanover, MD)
    **Description:** **The Work:** We are seeking professionals interested in Systems Administration \. * Here, you are going to provide life\-cycle services to ... offers\. \#RMSC6ISR \#OneLMHotJobs \#RMSRB2025 **Basic Qualifications:** * Current DoD Top Secret SCI with Polygraph SA2: *...Diploma or GED plus fourteen \(14\) years of general systems administration experience OR * A Bachelor's… more
    Lockheed Martin (01/08/26)
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  • Systems Administrator - Helpdesk Sys…

    Northrop Grumman (Colorado Springs, CO)
    …+ Experience with system administration on both Windows Server and Linux operating systems + Experience troubleshooting and resolving technical issues via ... RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of...resolving a wide range of technical issues on both ** Linux ** and **Windows** systems . **Essential Functions:** +… more
    Northrop Grumman (01/10/26)
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  • Network Engineer-US Citizens Only- Active…

    The Metamorphosis Group (Reston, VA)
    Network Engineer-US Citizens ONLY- ACTIVE Top Secret /SCI Full Scope Poly REQUIRED Reston, Virginia Apply Now WORK REQUIREMENTS: Network Engineering Support - * ... servers and virtual infrastructure. 22. Demonstrated hands on experience performing administration , troubleshooting, patching, and support of Linux servers and… more
    The Metamorphosis Group (12/03/25)
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  • Systems Administrator

    Kelly Services (Pascagoula, MS)
    ** Systems Administrator** **$66.15/hour** *100% onsite* *REQUIRES ACTIVE TOP SECRET SECURITY CLEARANCE FOR CONSIDERATION* Kelly Government Solutions is ... performance tuning + Maintain and configure Red Hat Enterprise Linux systems + Collaborate with cross-functional teams...system administration and networking support + Active Top Secret Clearance + Bachelor's degree in… more
    Kelly Services (01/06/26)
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  • Senior Systems Engineer with Poly

    BigBear.ai (Annapolis Junction, MD)
    … to ensure optimized performance and security + Support patching, upgrading, and migrating of Linux systems and VMs. + Support agile activities for systems ... Overview BigBear.ai is seeking a Senior Systems Engineer with an active TS /SCI...Proficient with Linux . Minimum of 2 years Linux system administration experience. + Experience with… more
    BigBear.ai (12/30/25)
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  • Sr. Principal Systems Administrator

    Northrop Grumman (Aurora, CO)
    …used RAID-levels + Solid understanding of remediating security vulnerabilities; Experience hardening Linux systems in accordance with RMF and STIGs + Identity ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...at the time of application.** + Must have server administration experience with Linux RHEL 7x -… more
    Northrop Grumman (11/06/25)
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  • Network Engineer- Must Have Active Top

    The Metamorphosis Group (Reston, VA)
    Network Engineer- MUST HAVE ACTIVE Top Secret /SCI Full Scope Poly Clearance Reston, Virginia . Information Technology Apply Now WORK REQUIREMENTS: Yes Network ... Desired Skills: 1. Demonstrated experience in system administration . 2. System administration and IT certifications in Linux , Microsoft, or other network… more
    The Metamorphosis Group (01/17/26)
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  • Systems Engineer II (Active Top

    NANA Regional Corporation (Albuquerque, NM)
    …+ 3+ years of experience in system administration , IT infrastructure, or systems engineering. + TS security clearance with SCI eligibility. **Job ID** ... Seeking an experienced computer systems engineering professional to join our team at...understanding of software development languages and technologies (C++, Python, Linux , etc.). **Responsibilities** + Install, configure, and maintain servers,… more
    NANA Regional Corporation (01/12/26)
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