• Sr. Specialist Cyber Infrastructure…

    L3Harris (Carlsbad, CA)
    …with DCSA/DAAPM and related DoD standards. + Deep technical proficiency with Linux (Ubuntu/Red Hat) and Windows Server operating systems , including hardening, ... technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security. Job...outputs and drive remediation. + Extensive background as a Linux System Administrator in secure, classified environments,… more
    L3Harris (09/25/25)
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  • Network Administrator - Navy Integrated…

    Huntington Ingalls Industries (San Diego, CA)
    …secure and reliable network infrastructure in support of mission-critical naval training systems . The Network Administrator will manage server and workstation ... preferred. + Experience with system release upgrades (preferred) + Linux + or Microsoft Certified Solutions Associate/ Administrator (MCSA/MCSA) certifications… more
    Huntington Ingalls Industries (10/11/25)
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  • Core Infrastructure System Administrator

    M. C. Dean (Fremont, CA)
    …is Building Intelligence. We design, build, operate, and maintain cyber -physical solutions for the nation's most mission-critical facilities, secure environments, ... telecommunications, life safety, automation and controls, audiovisual, and IT systems . Headquarters in Tysons, Virginia, MC Dean delivers resilient, secure,… more
    M. C. Dean (10/28/25)
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  • Infrastructure Administrator

    Axxum Technologies (Rancho Cordova, CA)
    …budget. + Implement and monitor security protocols to protect company data and systems from cyber threats. + Participate in after-hours network upgrades and ... Infrastructure Administrator Location: Rancho Cordova, CA Onsite KEY RESPONSIBILITIES...- IT administration, network management. + Strong knowledge of Windows/ Linux operating systems , networking protocols, and IT… more
    Axxum Technologies (09/19/25)
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  • Platform Engineer - Operationalizing AI

    Precise Systems, Inc. (San Diego, CA)
    …DevOps engineer, IT Specialist, platform engineer, site reliability engineer, release engineer, systems administrator , systems engineer, or similar role. + ... As a solutions-based company, Precise Systems is focused on innovation in support of...IaC Tooling such as Terraform or Cloud Formation + Cyber + Linux STIG remediation experience +… more
    Precise Systems, Inc. (10/26/25)
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  • UNIX Systems Engineer

    GovCIO (Sacramento, CA)
    …waived for 30 days after project join date. + 5+ yrs experience as a Unix Systems Administrator or IT Engineer with experience in automating assigned tasks. + 3+ ... **Overview** GovCIO is currently hiring for an UNIX Systems Engineer to plan, execute, and implement,create and...a mixed and growing environment of Red Hat Enterprise Linux /Oracle Enterprise Linux and Solaris UNIX. This… more
    GovCIO (09/24/25)
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  • Network Communications 3

    Huntington Ingalls Industries (San Diego, CA)
    …its fleet. With a holistic approach to life-cycle maritime defense systems -from small watercraft to submarines, surface combatants and aircraft carriers-HII ensures ... customers. Our capabilities range from C5ISR, AI and Big Data, cyber operations and synthetic training environments to fleet sustainment, environmental remediation… more
    Huntington Ingalls Industries (10/13/25)
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  • Network Engineer

    SAIC (CA)
    …or equivalent within 6 months of hire date. **DESIRED SKILLS:** + Windows and Linux system administrator skills. + Experience with standing up and maintaining ... support with a focus on United States Navy related networks. Related systems include Automated Digital Networking System (ADNS), Consolidated Afloat Networks and… more
    SAIC (11/13/25)
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