• Linux Administrator - ACAS

    CACI International (Springfield, VA)
    …obtained within 120 days of the hire date + Expert at operating and maintaining Linux systems + Experience operating and maintaining applications hosted in a ... Linux Administrator - ACAS Job Category: Information Technology...functional capabilities are to provide the information technology (IT) infrastructure services required to deliver timely, relevant, and accurate… more
    CACI International (11/10/25)
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  • Linux System Administrator (Senior-Level)

    Link Solutions Inc (Aberdeen Proving Ground, MD)
    Secret Clearance. + Non-remote (relocation incentive available) Our Linux System Administrator (Senior-Level) will be responsible for the installation, ... of critical mission needs. Delivering a broad range of Infrastructure Operations, Application Development, Cybersecurity, Virtualization, Cloud and Mobility… more
    Link Solutions Inc (01/06/26)
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  • Linux System Architect

    Huntington Ingalls Industries (Dayton, OH)
    …Time/Salaried/Exempt Anticipated Salary Range: $108,090.00 - $155,414.00 Security Clearance: Secret Level of Experience: Senior This opportunity resides with Warfare ... Systems (WS), a business group within HII's Mission Technologies...the vision for and architect the implementation for the Linux cloud and on premises compute environment. Candidate will… more
    Huntington Ingalls Industries (11/17/25)
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  • Help Desk System Administrator - Top Secret

    Lockheed Martin (Schriever AFB, CO)
    …by troubleshooting and remedying a wide variety of technical issues on both Linux and Windows systems \. Typical duties include configuring and managing ... Linux and Windows Operating systems to include implementing operating system enhancements to improve reliability and performance; installing software; applying… more
    Lockheed Martin (12/11/25)
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  • Full Stack Software Engineer - Top Secret

    SpaceX (Hawthorne, CA)
    …with containerized solutions such as Docker and Kubernetes + Professional experience with Linux or Unix systems and tools + Experience with high-performance ... Full Stack Software Engineer - Top Secret Clearance Hawthorne, CA Apply SpaceX was founded...prototyping of software in support of all SpaceX flight systems . You will have full ownership of new features… more
    SpaceX (01/05/26)
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  • Site Reliability Engineer (Starshield) - Top…

    SpaceX (Hawthorne, CA)
    …+ 1+ year of experience with Kubernetes + 1+ year of experience with Linux operating systems + Experience in Bash, Python, and/or other scripting languages ... Site Reliability Engineer (Starshield) - Top Secret Clearance Hawthorne, CA Apply SpaceX was founded...is building highly reliable in-space mesh networks, designing secure systems to guarantee access to space, designing next-gen communication… more
    SpaceX (01/03/26)
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  • Sr. Software Engineer, HITL - Top Secret

    SpaceX (Hawthorne, CA)
    …Experience with containerized solutions such as Docker and Kubernetes + Professional experience with Linux or Unix systems and tools + Experience with database ... Sr. Software Engineer, HITL - Top Secret Clearance Hawthorne, CA Apply SpaceX was founded...prototyping of software in support of all SpaceX flight systems . You will have full ownership of new features… more
    SpaceX (01/11/26)
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  • Secret Systems Engineer II

    Insight Global (Suffolk, VA)
    …architectures and migration strategies to AWS. - Manage and optimize Linux systems , including scripting and command-line administration. - Troubleshoot ... cloud and virtualization solutions. The engineer will work on migrating legacy systems to AWS, optimizing Linux -based environments, and ensuring robust… more
    Insight Global (01/07/26)
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  • Network Engineer / Secret / Onsite:

    Lockheed Martin (Huntsville, AL)
    …switches, routers, firewalls, IDS/IPS, encryptors, physical cabling, protected distribution systems \(PDS\), data center planning & racking, and software defined ... successful synergy between program deliverables and the underlying classified network infrastructure \. The selected candidate will be responsible for the ongoing… more
    Lockheed Martin (12/05/25)
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  • IT Sys Admin (RMF / Security) / Top Secret

    Lockheed Martin (Palmdale, CA)
    …the Lockheed Martin Aeronautics Division located at the Palmdale, CA facility\. This Systems Administrator role will focus heavily on RMF and Security\. The selected ... team; managing multiple closed environments, ensuring patching, STIGing, and infrastructure deployments for their assigned programs\. They will plan, implement,… more
    Lockheed Martin (10/18/25)
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