• Senior Systems Engineer - Clearance…

    Lockheed Martin (Sunnyvale, CA)
    …in systems engineering, with a focus on virtualization, VMware, Windows administration , and cloud technologies * Strong knowledge of virtualization ... to Support Adjusted Work Hours Based on Program Needs * Troubleshoot virtualization and Windows Systems * Support user profile creation and maintain tools *… more
    Lockheed Martin (08/08/25)
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  • Cyber Systems Administrator

    Leidos (Vista, CA)
    …proactively hardening and implementing secure baselines as well as troubleshooting IT Systems Administration issues related to computers in our products. ... solution design, process and/or approaches + Assist in the infrastructure backbone administration including off hours windows /Linux updates, rack and stack of… more
    Leidos (08/08/25)
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  • Senior Information Systems Security Officer…

    RTX Corporation (Goleta, CA)
    …Avenue Building H03, Goleta, CA, 93117 USA **Position Role Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** **Security Clearance:** ... world. Our cybersecurity team is seeking a **Senior Information Systems Security Officer (ISSO)** to support our team **100%... Security Officer (ISSO)** to support our team **100% onsite ** at our facility in **Goleta, California.** The successful… more
    RTX Corporation (08/08/25)
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  • Ground C2 Systems Network Integration…

    Linchpin Solutions, Inc. (Camp Pendleton, CA)
    …integrating systems with aviation C2 networks, performing system administration across Windows , Linux, and Android platforms, and troubleshooting ... C2 systems for enhanced operational picture sharing + Perform system administration for Windows , Linux, and Android-based C2 applications and environments,… more
    Linchpin Solutions, Inc. (07/30/25)
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  • Sr. Principal Linux Systems Administrator

    RTX Corporation (El Segundo, CA)
    …to solve complex IT infrastructure problems. **What You Will Do:** + Provide IT systems administration in a heterogeneous Redhat Enterprise Linux and Microsoft ... security clearance** . + Must have experience with Linux systems administration + Experience with one of...administration + Experience with one of the following: Windows , VMWare vCenter, vSphere, VDI. + Experience with containerization:… more
    RTX Corporation (08/01/25)
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  • Information Systems Security Engineer…

    RTX Corporation (San Jose, CA)
    …Continuous Integration/Continuous Deployment (CI/CD) processes and has transitioned into an information systems security role. This is an ** ONSITE ** position at ... Headquarters Drive , San Jose, CA, 95134 USA **Position Role Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** Active and transferable… more
    RTX Corporation (06/28/25)
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  • Jr. Systems Engineer - Dedicated

    Atlas Technica (San Francisco, CA)
    …365 stack (Exchange Online, SharePoint Online, Intune, Azure AD) + Systems Administration : Basic knowledge of Microsoft Windows Server Platforms as well as ... Systems Engineer Reports to: Client Technology Manager Location/Type: Onsite San Francisco Bay Area, CA Type: Full-Time Hourly,...at least 1 year of IT Experience (Desktop Support, Systems Engineering, Systems Administration ) +… more
    Atlas Technica (08/07/25)
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  • Systems Engineer - Dedicated

    Atlas Technica (San Francisco, CA)
    …Microsoft 365 stack (Exchange Online, SharePoint Online, Intune, Azure AD) + Systems Administration : Knowledge of Microsoft Windows Server Platforms ... Systems Engineer Reports to: Client Technology Manager Location/Type: Onsite San Francisco Bay Area, CA Type: Full-Time Hourly,...Requirements: + 2 years of IT Experience (Desktop Support, Systems Engineering, Systems Administration ) +… more
    Atlas Technica (08/07/25)
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  • System Administrator

    Cognizant (San Jose, CA)
    …Jose, CA** . The ideal candidate will demonstrate a strong foundation in systems administration , basic networking, and virtualization, coupled with an innovative ... that are safe, compliant, and aligned with company standards. **Core Responsibilities:** + ** Systems Administration ** : Manage UCS C-series rack servers and UCS… more
    Cognizant (08/12/25)
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  • System Administrator

    Cognizant (San Jose, CA)
    …this posting. The ideal candidate will demonstrate a strong foundation in systems administration , basic networking, and virtualization, coupled with an ... that are safe, compliant, and aligned with Cisco standards. **Core Responsibilities:** + ** Systems Administration ** : Manage Cisco UCS C-series rack servers and… more
    Cognizant (08/09/25)
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