• Systems & Network Administrator

    Leidos (Riverside, CA)
    **Description** ** Position Overview** Leidos is seeking a **Network & Computer Systems Administrator ** to join our team at March Air Reserve Base, CA. In this ... managers and client leadership on progress. ** Primary Responsibilities** As a Systems Administrator , you will: + Manage and maintain enterprise-level… more
    Leidos (12/24/25)
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  • Systems Administrator

    CACI International (Santa Maria, CA)
    Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: None Employee Type: Regular Percentage of ... * * **Exciting Opportunity: Join Our Team as a Systems Administrator !** Are you passionate about technology...**Security Clearance:** US Citizen is required to obtain DoD Secret to TS /SCI with Polygraph. + **Technical… more
    CACI International (11/12/25)
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  • Network System Administrator

    ManTech (Los Angeles, CA)
    …will include both air and ground transportation). **Clearance Requirements:** + Current Top - Secret Clearance with SCI Eligibility. + Eligibility for access to ... **MANTECH** seeks a motivated, career and customer-oriented **Network System Administrator ** **III** to join our team in **Los Angeles, CA.** The primary function is… more
    ManTech (12/17/25)
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  • System Engineer, Linux and Windows…

    DeVine Consulting, Inc. (Monterey, CA)
    …abilities to diagnose complex technical issues and develop effective solutions + Current Secret Clearance required, Top Secret preferred About the position: ... Experience maintaining a high availability datacenter + Expertise in operating systems ( Windows , Linux), networking protocols, storage technologies, cloud… more
    DeVine Consulting, Inc. (12/25/25)
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  • Senior VMware Systems Engineer, Level 3…

    Lockheed Martin (Sunnyvale, CA)
    …to Support Adjusted Work Hours Based on Program Needs * Troubleshoot virtualization and Windows Systems * Support user profile creation and maintain tools * ... computing platforms, including OpenShift and OpenStack * Ability to obtain DoD top secret security clearance **Security Clearance Statement:** This position… more
    Lockheed Martin (11/19/25)
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  • Sr. Specialist Cyber Infrastructure Engineer

    L3Harris (Carlsbad, CA)
    …by holding a current Secret clearance with the ability to obtain Top Secret post-hire Required Qualifications: + Bachelor's degree in Computer Science, ... clearance required; ability to obtain and maintain a Top Secret / SCI clearance post-hire. Preferred...+ Deep technical proficiency with Linux (Ubuntu/Red Hat) and Windows Server operating systems , including hardening, patching,… more
    L3Harris (01/02/26)
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  • Fleet Support Rep-SA/DBA III-Computer System…

    V2X (San Diego, CA)
    …+ Other Requirements: + This position requires the ability to obtain and hold a DOD TOP SECRET (T5) / SCI clearance. + US Citizenship is required as this ... challenges with integrity, respect, responsibility, and professionalism. Responsibilities + Computer Systems Analyst + We have an opportunity for a Helpdesk Analyst… more
    V2X (12/16/25)
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