• Junior Systems Administrator

    Amentum (Mclean, VA)
    …and support of computer systems and networks. **Must have an Active Top Secret /SCI with Polygraph US Government clearance. Note: US Citizenship is required ... to maintain a Top Secret /SCI with Polygraph clearance.** **Responsibilities:** +...and mentor when needed + Respectable understanding of operating systems like Windows, and Linux + Understanding… more
    Amentum (11/18/25)
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  • Database Admin / Advanced Reporting Tool…

    Lockheed Martin (Nellis Air Force Base, NV)
    …the future of aerospace and defense\. **Basic Qualifications:** * A current active Top Secret Level Clearance with an investigation completed within the last ... is required\. * Ability to obtain and maintain DoD Top Secret /SCI and relevant SAP/SAR Clearance\. *...Familiarity in data analysis and visualization\. * Familiarity in Linux and Linux Red Hat * Experience… more
    Lockheed Martin (11/05/25)
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  • Linux System Engineer

    Huntington Ingalls Industries (Dayton, OH)
    …3+ years of experience with cloud environment + 3+ years of experience with Linux administration + [Desired] Experience with VMware vCenter and ESXi + [Desired] ... new tools, technologies, and processes to improve computer environment + Linux system administration : backups, accounts, storage, compute resources, upgrades… more
    Huntington Ingalls Industries (11/17/25)
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  • Senior DevSecOps Engineer

    Leidos (Alexandria, VA)
    …logging tools (eg, Prometheus, Grafana, Splunk, ELK Stack). + Solid understanding of networking, Linux /Unix systems , and version control systems (eg, Git) + ... optimization, security operations, and decision intelligence. These are the mission-critical systems that keep our nation secure and resilient. We're seeking a… more
    Leidos (09/26/25)
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  • System Administration - Tiered Support

    CACI International (Annapolis Junction, MD)
    …providing troubleshooting and in-depth analysis. + Configuration and management of UNIX, Linux , and Windows operating systems . + Installation and maintenance of ... /SCI with Polygraph **Preferred Skills:** + Extensive experience in system administration , particularly in mission-critical IT systems . + Strong troubleshooting… more
    CACI International (11/19/25)
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  • DevOps Engineer - Level 3 or 4

    Northrop Grumman (Morrisville, NC)
    …a CompTIA Security+ (Sec+) certification within 6 months of start date + Experience with Linux administration or related operating systems + Experience in an ... detailed below as well as the interview assessment._ + Requires an **active** Top - Secret ( TS )/Sensitive Compartmented Information (SCI) clearance [ ** TS more
    Northrop Grumman (11/19/25)
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  • DevOps Engineer (Level 3 OR 4)

    Northrop Grumman (Aurora, CO)
    …must be able to obtain within 6 months + Administration experience with Linux or related operating systems . + Experience in an Agile software development ... OR Sr. Principal level. **Basic Qualifications:** + **Candidate must possess an active Top Secret /SCI clearance at the time application AND CI Polygraph to… more
    Northrop Grumman (11/13/25)
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  • Linux System Engineer

    CACI International (Laurel, MD)
    Linux System Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: Regular ... Type of Travel: None * * * **The Opportunity:** We are seeking a skilled Linux System Engineer to join our dynamic team in Laurel, Maryland. The ideal candidate will… more
    CACI International (09/05/25)
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  • Systems Integration Analyst (Experienced…

    The Boeing Company (Hazelwood, MO)
    …Security Clearance for which the US Government requires US Citizenship** + **A final US Secret or Top Secret Clearance Post-Start is required.** + **Special ... the following: Hardware/Software Integration, File Servers, Computational Systems , Networking Systems , Operating Systems (Windows and/or Linux ) and… more
    The Boeing Company (11/21/25)
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  • Journeyman DevSecOps Engineer

    Leidos (Alexandria, VA)
    …logging tools (eg, Prometheus, Grafana, Splunk, ELK Stack). + Solid understanding of networking, Linux /Unix systems , and version control systems (eg, Git) + ... optimization, security operations, and decision intelligence. These are the mission-critical systems that keep our nation secure and resilient. We're seeking a… more
    Leidos (10/10/25)
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