• Sr. System Administrator

    Financial Partners Credit Union (Costa Mesa, CA)
    …management, and system backups. Virtualization Platform Management + Implementation and Administration of virtualization platforms like VMware vSphere and ... IT systems administration . + Experience with server administration , including Windows Server, Linux, and Unix....a plus) + Experience with virtualization technologies, such as VMware vSphere and Microsoft Hyper-V (Cisco UCS-X experience a… more
    Financial Partners Credit Union (11/30/25)
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  • Principal Linux Administrator

    RTX Corporation (El Segundo, CA)
    …Server, Active Directory, WSUS, VMware , BackupExec, NetBackup, prior systems administration and networking administration experience, Windows or Linux ... administration in a heterogeneous RedHat Enterprise / Microsoft Windows and environment. Experience troubleshooting techniques to resolve technical problems of… more
    RTX Corporation (10/21/25)
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  • Systems Administrator IV

    General Atomics (San Diego, CA)
    …Administrator to join our team. This position will be responsible for administration , configuration, installation, provisioning, and monitoring of Linux systems in a ... Utilize and improve highly available, scalable and secure hybrid cloud infrastructure ( VMware , Azure and AWS) + Proactively maintain and develop all Linux… more
    General Atomics (12/11/25)
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  • Endpoint Linux Systems Administrator

    US Tech Solutions (Milpitas, CA)
    **Job Description:** + The client is deploying security tools on Windows and Linux endpoints so that all endpoint systems are managed and in compliance with cyber ... in Milpitas, CA location. + This individual will be accountable for Windows endpoints, Linux endpoints in various Engineering Groups. + Responsibilities on the… more
    US Tech Solutions (10/17/25)
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  • Compute Engineer

    CVS Health (Sacramento, CA)
    …monitoring equipment. + Other duties, as assigned **Minimum Requirements:** + Minimum 3 years Windows server admin experience + Minimum 3 years DNS and AD ... and recommend innovative, and where possible automated approaches for system administration tasks. Identify approaches that leverage our resources and provide… more
    CVS Health (12/06/25)
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  • Infrastructure Analyst II

    Mission Support and Test Services (Santa Barbara, CA)
    …the Nevada National Security Site (NNSS) for the US National Nuclear Security Administration (NNSA). Our MISSION is to help ensure the security of the United ... requests and for improving internal processing and procedures. + Assist with administration services (DHCP, DNS, proxies, ISA/TMG, SCCM etc.). + Assist in planning,… more
    Mission Support and Test Services (12/09/25)
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  • System Administrator Multi-Disciplined

    RTX Corporation (El Segundo, CA)
    …safer, more secure world. **What You Will Do:** + Provide IT systems administration in a heterogeneous Microsoft Windows and RedHat Enterprise Linux environment. ... some of, but not limited to, the following technologies: Windows or Linux administration , backup, and recovery...Prefer:** + Red Hat Enterprise Server, Active Directory, WSUS, VMware , BackupExec, NetBackup, prior systems administration and… more
    RTX Corporation (09/24/25)
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  • Sr. Specialist Cyber Infrastructure Engineer

    L3Harris (Carlsbad, CA)
    …while enabling mission-critical operations. Essential Functions: + Engineer and oversee administration of Linux (Ubuntu/Red Hat) and Windows Server enterprise ... This role requires proven expertise across Ubuntu, Red Hat, and Windows environments, enterprise networking (Cisco, Juniper), and hands-on experience supporting… more
    L3Harris (09/25/25)
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  • Sr Systems Engineer

    PennyMac (Westlake Village, CA)
    …access to applications and virtual desktops. + Provide Mac-centric support, including administration and management of Omnissa Horizon MDM for endpoint security and ... with the migration of the virtualized EUC environment from VMware Cloud (VMC) on AWS to Nutanix Cloud Clusters...delivery and lifecycle management. + Develop, manage, and optimize Windows 10/11 images and automated deployment processes using best… more
    PennyMac (10/29/25)
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  • IT Desktop Specialist

    Teledyne (San Diego, CA)
    …or directly administrate selected servers or other network infrastructure as required + VMWare administration and troubleshooting + NetApp administration and ... hardware, perform hardware refreshes, and manage break-fix of hardware. Perform system administration at the site level as needed. Receives detailed instructions on… more
    Teledyne (12/12/25)
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