• Senior Systems Administrator - Windows/…

    ManTech (Fairmont, WV)
    …pipelines across both Windows and Linux environments. + Lead efforts to integrate Linux systems into the overall IT architecture and support the migration of ... designing complex Active Directory environments. + Senior-level experience with Linux system administration, networking, security hardening, and… more
    ManTech (11/05/25)
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  • System Administrator ( Linux ) - US…

    CGI Technologies and Solutions, Inc. (Fairfax, VA)
    …5-7 years of experience Unix system administration * Proficiency in Linux systems troubleshooting. * Experience in patch management. * Relevant ... currently seeking candidates to join our successful Federal organization as a Linux System Administrator for an enterprise cybersecurity opportunity supporting… more
    CGI Technologies and Solutions, Inc. (12/11/25)
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  • System Development Engineer

    Amazon (Denver, CO)
    …Our teams are creatively finding new ways to building massively scalable distributed systems and delivering the next generation of cloud computing with AWS ... QuickSight, and Agentic IA services. We are seeking an Systems Development Engineer I who can thing...cloud environments. You have a solid understanding of systems design, operations, automation, and process improvement. - Think… more
    Amazon (10/30/25)
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  • Senior Linux /Unix Administrator

    S4 Inc. (Omaha, NE)
    …or CompTIA Linux +; or Oracle Certified Professional Oracle Linux System Administrator; or Red Hat Certified Engineer ; or Oracle Certified Professional ... other classified environments. Key Responsibilities: + Install, configure, and maintain Linux /Unix operating systems across physical and virtual server… more
    S4 Inc. (01/07/26)
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  • Senior Linux Administrator Team Lead

    General Dynamics Information Technology (Falls Church, VA)
    …**Skills:** Critical Systems ,Enterprise Systems ,Software Updates, System Administration,Technical Issues **Certifications:** Red Hat Certified Engineer ... WILL MAKE AN IMPACT:** + Provide system administration support for Linux operating systems including installing software, applying patches, managing file … more
    General Dynamics Information Technology (10/25/25)
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  • IT Cloud Systems Engineer

    General Dynamics Information Technology (Bethesda, MD)
    …Yes **Job Description:** Seize your opportunity to make a personal impact as an IT Cloud Systems Engineer supporting customer activities. GDIT is your place ... At GDIT, people are our differentiator. As an IT Cloud Systems Engineer you will...deployment of the demonstration capability and the final production system . + Experience with Linux /Unix systems more
    General Dynamics Information Technology (12/26/25)
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  • AWS Cloud Infrastructure Engineer

    System One (Columbia, MD)
    …supporting production systems while also helping design and improve future cloud architecture. The engineer will work closely with Network Engineers and ... Job Title: AWS Cloud Infrastructure Engineer Location: Columbia, MD...system installation, configuration, tuning, upgrades, and troubleshooting across cloud infrastructure + Support disaster recovery strategies, backup processes,… more
    System One (01/14/26)
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  • Cloud System Engineer - Level…

    CACI International (Suitland, MD)
    Cloud System Engineer - Level...AI (RAI) policies. * Manage operating systems ( Linux and Windows Server) within the cloud environment. ... **The Opportunity:** CACI is seeking a skilled and experienced Cloud Systems Engineer (Level 2)...firewalls. * Experience managing operating systems like Linux and Windows Server. * Awareness of cloud more
    CACI International (10/29/25)
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  • Senior Software Developer - Linux

    Oracle (Austin, TX)
    Linux and build new technologies for our distributed fleet of Linux systems . Are you interested in building large-scale distributed infrastructure for ... **Job Description** **Oracle Cloud Infrastructure (OCI)** Join OCI's Virtual Networking as...difficult problems in maintaining a large fleet of embedded Linux systems . These are exciting times, and… more
    Oracle (12/22/25)
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  • Linux Administrator

    CACI International (Chantilly, VA)
    …(IAM) and integration with Linux systems . * Red Hat Certified System Administrator (RHCSA) or Red Hat Certified Engineer (RHCE) certification. * ITIL, ... team. The successful candidate will manage and support enterprise Linux systems that are mission-critical to national...eligibility strongly preferred). * 5+ years of experience in Linux system administration (RHEL, CentOS, or Ubuntu… more
    CACI International (11/13/25)
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