Windows Administrator Jobs in California

1 - 20 of 312 Jobs

Senior Windows Administrator-Hypervisor/Hyper-V/Nutanix/XenServerJob Title - Senior Windows Administrator-Hypervisor/Hyper-V/Nutanix/XenServer

Radiant System, IncCompany Name - Radiant System, Inc

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Milpitas, California, USA

Contract

Job Title: VMware Administrator Location: Milpitas, CA 95035 USA Duration: 6 Months Project Summary This individual will be accountable to support the following systems: Windows, VMs and Storage systems that support Engineering Groups and corporate IT infrastructure. Responsibilities on the above systems include System Administration, engineering and provisioning, operations and support, maintenance and research and development to ensure continual innovation. Top 3 Daily responsibilities Perform

System Administrator (Windows/VMWare)Job Title - System Administrator (Windows/VMWare)

Ledgent TechnologyCompany Name - Ledgent Technology

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Irvine, California, USA

Contract

We are seeking Windows Systems Administrator to work in a contract to hire position in Irvine, CA. Strong VMWare and Windows Administration is required, as is working onsite. POSITION SUMMARY: Under general supervision, performs a variety of functions related to corporate and systems maintenance to include data center operations, telecommunications systems, Local Area Networks (LANs), personal computer workstations, and security administration. Administers and maintains equipment including ne

Senior Windows Systems AdministratorJob Title - Senior Windows Systems Administrator

RaytheonCompany Name - Raytheon

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El Segundo, California, USA

Full-time

Date Posted: 2025-06-10 Country: United States of America Location: CA220: 2202 E El Segundo Blvd BldgE02 2002 East El Segundo Boulevard Building E02, El Segundo, CA, 90245 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance: DoD Clearance: TS/SCI Senior Windows Administrator- El Segundo, CA -Must have a TS/SCI with Counterintelli

Windows AdministratorJob Title - Windows Administrator

eQuest SolutionsCompany Name - eQuest Solutions

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Los Angeles, California, USA

Full-time

Please note I have direct access to the Hiring Director on this position. This is an outstanding opportunity for a Sr. Systems Engineer / Windows Administrator to drive the growth and enhancement of the Azure environment from the ground up. We are a leading and growing hospitality company in our niche and are looking for a Sr. Systems Engineer / Windows Administrator. We are a publicly traded company that has been in business for 74+ years, realized $3.6B in revenue in 2024 (15 % increase over p

Windows System AdministratorJob Title - Windows System Administrator

Sun Technologies,Inc.Company Name - Sun Technologies,Inc.

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Remote

Contract

Job Title: Windows System Administrator Duration: up to 12 months contract (with the possibility of extension) Location: Remote Work / Work from Home Pay Rate: $60/hr - $70/hr on W2 [the pay rate may differ depending on your skills, education, experience, and other qualifications] Featured Benefits: Medical Insurance in compliance with the ACA401(k)Sick leave in compliance with applicable state, federal, and local laws Skills Required: 8+ years of experience as a Windows Server Administrator o

Sr. Windows Administrator/Test Lab Manager TS/SCI Poly SAN DIEGO, CAJob Title - Sr. Windows Administrator/Test Lab Manager TS/SCI Poly SAN DIEGO, CA

LeidosCompany Name - Leidos

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San Diego, California, USA

Full-time

Come join our exciting and fast-growing National Security Group! This position is located in San Diego, CA. *You must have an active TS/SCI Polygraph up front. No exceptions.* We are hiring a Senior Windows Administrator / Test Lab Manager to join a high performing agile team using the Scaled Agile Framework (SAFe) methodology to support a highly complex and fast-paced program. You will be responsible for performing daily system administration and O&M support activities in support of a comple

Senior Windows Systems AdministratorJob Title - Senior Windows Systems Administrator

RTX CorporationCompany Name - RTX Corporation

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El Segundo, California, USA

Full-time

Senior Windows System AdministratorJob Title - Senior Windows System Administrator

RTX CorporationCompany Name - RTX Corporation

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El Segundo, California, USA

Full-time

Date Posted: 2025-06-17 Country: United States of America Location: CA222: 2006 E El Segundo Blvd BldgE04 2006 East El Segundo Boulevard Building E04, El Segundo, CA, 90245 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: The ability to obtain and maintain a U.S. government issued security clearance is required.Security Clearance: DoD Clearance: Secret At Raytheon, the foundation of everything we do is rooted in our values and a higher calling - to

Windows Endpoint Applications AdministratorJob Title - Windows Endpoint Applications Administrator

Aerospace CorporationCompany Name - Aerospace Corporation

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El Segundo, California, USA

Full-time

The Aerospace Corporation is the trusted partner to the nation's space programs, solving the hardest problems and providing unmatched technical expertise. As the operator of a federally funded research and development center (FFRDC), we are broadly engaged across all aspects of space- delivering innovative solutions that span satellite, launch, ground, and cyber systems for defense, civil and commercial customers. When you join our team, you'll be part of a special collection of problem solvers,

Windows and Azure System AdministratorJob Title - Windows and Azure System Administrator

GovCIOCompany Name - GovCIO

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Remote

Full-time

Overview GovCIO is hiring a highly skilled Windows and Azure System Administrator with experience in cloud environments for the Department of Veterans Affairs. The candidate will maintain the infrastructure, ensure optimal system performance, and uphold stringent security measures. This position is fully remote within the United States. Responsibilities Implement and optimize monitoring solutions to track system health, performance, and security. Conduct regular maintenance, updates, and patc

Systems EngineerJob Title - Systems Engineer

eQuest SolutionsCompany Name - eQuest Solutions

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Los Angeles, California, USA

Full-time

Tier 2 Windows 11 Upgrade Technician Onsite in Torrance, Ca.Job Title - Tier 2 Windows 11 Upgrade Technician Onsite in Torrance, Ca.

ZeektekCompany Name - Zeektek

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Torrance, California, USA

Contract

Job Description: Tier 2 Windows 11 Upgrade TechnicianLocation: 3330 Lomita Blvd, Torrance, CA 90505 Job Type: Full-Time, Onsite Department: Healthcare IT Services Reports To: IT Manager OverviewWe are seeking a Tier 2 Windows 11 Upgrade Technician to support our healthcare organization s transition from Windows 10 to Windows 11 at our Torrance, CA facility. This onsite role focuses on executing upgrades, resolving technical issues, and ensuring compliance with healthcare regulations like HIPAA.

Systems AdministratorJob Title - Systems Administrator

Xoriant CorporationCompany Name - Xoriant Corporation

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Fremont, California, USA

Contract

Job Title: Systems Administrator Location: Fremont and Livermore, CA Duration: 12+ Months Xoriant reasonably expects the pay rate for this position to be within the following range: $40/hour-$45/hour. This resource will need to be flexible working at both our Fremont and Livermore locations The Operational Technology Systems Administrator will support the technology, security and process guidance for labs and cleanrooms. The focus of this role is to help end users in the Lab environment and pr

Lead C++ Windows EngineerJob Title - Lead C++ Windows Engineer

GlobalLogic Inc.Company Name - GlobalLogic Inc.

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Remote

Full-time

Job Description: Good theoretical and practical knowledge of C++ and STLExperience with complex SW multi-threaded environmentsExperience in development for Windows(compilers, linkers, build systems, debuggers), knowledge of WinAPIExperience with Windows Internals or kernel development (software driver level, not embedded)Debugging techniquesCapable of independently taking a feature through the entire development cycle while cooperating with multiple teams. Job Responsibilities: Become a valued

Sr. Windows Consultant-Remote - long term - ()Job Title - Sr. Windows Consultant-Remote - long term - ()

USG, Inc.Company Name - USG, Inc.

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Contract, Third Party

Role Name: Sr. Windows Consultant Location: US Remote Duration: 6+ Months Job description: Common Skills: PowerShell Scripting Knowledge/Proficiency Security Patching of on-premise Platforms Microsoft Office Suite of tools/features Understanding of Microsoft Licensing Proven background in Administration of targeted technologies Proven Troubleshooting skills Excellent Communication Skills Ability to document technical processes Ability to work with end users to resolve their issue in a timely

Cloud EngineerJob Title - Cloud Engineer

Tri-Force Consulting Services IncCompany Name - Tri-Force Consulting Services Inc

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Remote

Contract, Third Party

Job Title: Cloud EngineerDuration: 12 MonthsClient: Colorado Department of Human ServicesLocation: 1575 Sherman Street Denver, ColoradoNOTE: This is a 100% remote role. Job Description:Cloud Engineer is responsible for implementing the designs and standards provided by the Cloud Architect and established by the Cloud Operations team as a whole and deploying application hosting environments using repeatable templates/tools/processes, with a primary focus on the Google Cloud Platform cloud platfor

Senior Systems AdministratorJob Title - Senior Systems Administrator

Ledgent TechnologyCompany Name - Ledgent Technology

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Fremont, California, USA

Full-time

We are seeking a Systems Administrator to work in a full time role for our client in Fremont, CA. No 3rd party candidates can be considered. The System Admin as a technical expert around Servers, Storage, Virtualization and Data Center administration for complex systems in large global and multi-office Enterprise infrastructure. He/she also train and support helpdesk technicians and manage any escalations. Additional responsibilities are to include however not limited to the following: Respon

Systems AdministratorJob Title - Systems Administrator

Zachary Piper Solutions, LLCCompany Name - Zachary Piper Solutions, LLC

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Remote

Full-time

Piper Companies is seeking a Systems Administrator for an established healthcare organization. This is a 6-month contract and is REMOTE (based in US, must work EST). Responsibilities of the Systems Administrator: Support the remediation of Windows Server 2012 environments, including upgrade planning and execution to Azure. Maintain and administer enterprise-level Windows and Linux systems in a hybrid on-prem/cloud environment. Collaborate with vendors to manage third-party applications and navi

Systems AdministratorJob Title - Systems Administrator

Zachary Piper Solutions, LLCCompany Name - Zachary Piper Solutions, LLC

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Remote

Full-time

Piper Companies is seeking a Systems Administrator for an established healthcare organization. This is a 6-month contract and is REMOTE (based in US, must work EST). Responsibilities Support the remediation of Windows Server 2012 environments, including upgrade planning and execution to Azure. Maintain and administer enterprise-level Windows and Linux systems in a hybrid on-prem/cloud environment. Collaborate with vendors to manage third-party applications and navigate upgrade or decommission sc

Senior Windows and VMware Architect - RemoteJob Title - Senior Windows and VMware Architect - Remote

PropelSys Technologies LLC.Company Name - PropelSys Technologies LLC.

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Texas, USA

Full-time, Contract, Third Party

Job Title: Senior Windows and VMware Engineer Location: Remote (CST and EST Time Zone Pref.) Resource Type: Contractor Job Title: Senior Windows and VMware Engineer (5B/6A) Experience Required: 10-15 years Job Summary: The Senior Windows and VMware Engineer is responsible for the implementation, administration, and support of enterprise-grade Microsoft Windows Server and VMware environments. This role plays a critical part in ensuring infrastructure stability, performance, and scalability