• Senior Systems Administrator

    Cognizant (San Jose, CA)
    …operational transformation to own the business in a secure environment. **Senior Systems Administrator - Global Lab Solutions (GLS)** **Position Overview:** We ... **About the group:** Cognizant's Cloud, Infrastructure, and Security Services Practice (CIS), is all about accepting...are currently seeing a Senior Systems Administrator to provide technical expertise and… more
    Cognizant (08/09/25)
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  • Systems Administrator , Senior (MSO)

    General Dynamics Information Technology (Livermore, CA)
    …years of related experience **US Citizenship Required:** Yes **Job Description:** ** Systems Administrator /Mission Support Operator -** **$10K Sign-on bonus** ... action 911 notifications. + This is not a traditional Network Engineer or System Administration role; however,...include:** + Monitoring, recognition, evaluation, and correction of IT systems , network and satellite ground stations. ​… more
    General Dynamics Information Technology (07/07/25)
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  • Linux / Unix Systems Administrator

    Lockheed Martin (Sunnyvale, CA)
    …scans, remediate vulnerabilities, and perform system hardening to ensure the security of our systems \. * Root Cause Analysis: Perform in\-depth analysis ... Space programs in Sunnyvale, CA\. **Your Mission:** As a Linux Information Systems Administrator , your responsibilities will include: * Technical Support:… more
    Lockheed Martin (07/12/25)
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  • Systems Administrator II

    LA Care Health Plan (Los Angeles, CA)
    Systems Administrator II Job Category: Information Technology Department: IT Operations & Infrastructure Location: Los Angeles, CA, US, 90017 Position Type: Full ... net required to achieve that purpose. Job Summary The Systems Administrator II is responsible for day-to-day...security access levels for UNIX and windows servers systems . Develop and maintain standards for all UNIX … more
    LA Care Health Plan (08/02/25)
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  • Principal Linux System Administrator

    RTX Corporation (El Segundo, CA)
    …with strict access control to networks and IT infrastructure + Employ enterprise system security standards and system hardening techniques + Partner ... required, as only US citizens are eligible for a security clearance. + Linux and/or Windows systems ...certification or other industry-recognized certifications relevant to a Linux System Administrator + BASH Scripting + ITIL… more
    RTX Corporation (07/03/25)
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  • Senior Red Hat Systems Administrator

    L3Harris (Anaheim, CA)
    …in the interest of national security . Job Title: Senior Red Hat Systems Administrator (Senior Specialist, Integration & Test Engineering) Job Code: 24806 Job ... - we're making the world a safer place! Perform system administration and helpdesk type tasks under the supervision... (CAN), servers, desktop and laptop PCs, support for network backup systems , configuration support for user… more
    L3Harris (07/24/25)
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  • Cyber Systems Administrator

    Leidos (Vista, CA)
    …**Primary Responsibilities** + Integrate security requirements into IT systems , including system hardening and compliance and conducting vulnerability ... part of a cross-functional team to develop and maintain security systems for the aviation division of...the aviation division of the SES Business Unit. The Systems Administrator will interact with Software Engineering,… more
    Leidos (08/08/25)
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  • Systems / Lab Administrator

    Zoom (San Jose, CA)
    …Manage lab hardware, including provisioning, troubleshooting, and lifecycle management + Ensure system and network reliability, security , and performance ... What You Can Expect: We are seeking a highly motivated and detail-oriented Systems /Lab Administrator with experiences in test automation to join our engineering… more
    Zoom (07/18/25)
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  • Associate Systems Administrator

    Ross Stores, Inc. (Moreno Valley, CA)
    …and development for our teams\. **GENERAL PURPOSE:** As an experienced Associate Systems Administrator , this position will be responsible for administering, ... with: o Networking topologies and wireless computing infrastructure o Maintaining network systems and services including servers, routers, switches, firewall,… more
    Ross Stores, Inc. (07/19/25)
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  • SkillBridge System Administrator

    RTX Corporation (Anaheim, CA)
    …more sustainable future! Collins Aerospace is looking to host a transitioning veteran as Systems Administrator Fellow and be mentored by our skilled and seasoned ... operating systems . + Work with Cybersecurity professionals to maintain security requirements. + Provide documentation and training on advanced IT processes,… more
    RTX Corporation (08/08/25)
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