• Systems Engineer - IT

    Lockheed Martin (Littleton, CO)
    …Linux system administration , including installing, troubleshooting and hardening Linux and Windows operating systems \(both bare\-metal and virtual ... working with a 150\+ C2\-Ground user base operating, maintaining and managing Windows/ Linux based systems supporting a software development environment\. This… more
    Lockheed Martin (09/24/25)
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  • Cyber Systems Administrator (Active TS/SCI)

    Northrop Grumman (Elkridge, MD)
    …program management and end users. + Must be able to configure and manage Linux and Windows operating systems upon start date, installs/loads operating system ... Provide Tier 1 and Tier 2 technical support (Domain Administration , System Administration , and Network Administration...by navigating via command line through different variations of Linux Operating Systems to include Ubuntu, Red… more
    Northrop Grumman (10/02/25)
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  • Systems Administrator - TS/SCI…

    General Dynamics Information Technology (Chantilly, VA)
    …**Job Family:** IT Infrastructure and Operations **Skills:** Apache Tomcat,IBM Cognos Administration , Linux **Experience:** 8 + years of related experience **US ... security checks, and maintenance. + Upgrade and maintain operating systems and application software on LINUX ( Linux RHEL, CentOS, Scientific Linux )… more
    General Dynamics Information Technology (09/17/25)
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  • Senior Systems Administrator - TS/SCI w.…

    General Dynamics Information Technology (Reston, VA)
    …and troubleshoots multiple VMware environments. + Provides Windows Server and Linux administration , maintenance, and troubleshooting. + Creates STIG compliant ... Family:** IT Infrastructure and Operations **Skills:** Information Technology (IT) Systems ,Microsoft Windows Server,System Administration **Certifications:** CompTIA Security+… more
    General Dynamics Information Technology (10/01/25)
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  • IT Site Support Engineer

    Jostens (Sedalia, MO)
    …or equivalent combination of education and experience + 0-2 years of experience in systems administration (Windows OS & Linux ) + Experience patching and ... applying security remediation for Windows and Linux operating systems + Experience with core operating systems and applications + Knowledge of Operating … more
    Jostens (10/01/25)
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  • SkillBridge Fellowship | GEOINT Systems…

    RTX Corporation (Beale AFB, CA)
    …operators, and end-users. **Qualifications You Must Have** + Experience: Experience in systems administration and software management within a complex technical ... issues as they occur. + Actively monitor, administer and troubleshoot complex GEOINT systems consisting of Linux , Windows, ESXi Docker, and Puppet + Perform… more
    RTX Corporation (08/19/25)
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  • Modernization Cyber Systems Administrator…

    Lockheed Martin (Hanover, MD)
    …Learning \(AI/ML\) capabilities\. **The Work:** We are seeking professionals interested in * Systems Administration For a complete list that changes weekly, use ... Diploma or GED plus thirteen \(13\) years of general systems administration experience OR * A Bachelor's...such as RHEL, CentOS, Ubuntu, and Debian\. Knowledge of Linux systems processes, file systems ,… more
    Lockheed Martin (07/12/25)
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  • Systems Engineer

    LOC Performance Products, Inc (Auburn Hills, MI)
    …+ DevOps / DevSecOps Certifications are highly valued and considered + Systems Engineering / Administration Certifications and/or Trainings are preferred ... + 5+ Years of experience managing deployments in Windows, Linux including Xen and KVM, CENTOS, and Kubernetes Clusters...MariaDB, MongoDB, Cassandra + 5+ Years of experience in systems engineering / administration (install, deploy, configure,… more
    LOC Performance Products, Inc (07/10/25)
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  • Systems Engineer - Controls and Connected…

    Hussmann Corporation (Suwanee, GA)
    …embedded systems and Linux -based platforms. + Proficiency in Linux administration , kernel modifications, and driver integration. + Experience with ... Systems Manager platform. This role will focus on embedded systems development, Linux -based platform support, hardware-software integration, and system-level… more
    Hussmann Corporation (09/19/25)
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  • Sr. Systems Administrtator

    RTX Corporation (Tucson, AZ)
    …solve complex IT infrastructure problems. **What You Will Do:** + Provide IT systems administration in a heterogeneous Microsoft Windows and Redhat Enterprise ... to prevent security threats, secure the integrity of our systems and support IT infrastructures around the world. **Senior...Linux environment. + Understanding and knowledge of Windows Server… more
    RTX Corporation (10/02/25)
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