windows administrator Jobs in california

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Linux/Windows Senior Systems Administrator

Lockheed Martin Corporation

San Diego, California, USA

Full-time

Job Description WHO WE ARE Lockheed Martin is a global leader in aerospace, defense, and technology solutions, dedicated to pushing the boundaries of innovation and shaping the future of the industry. With a rich legacy of excellence and a commitment to delivering advanced capabilities to our customers, we are proud to be at the forefront of cutting-edge technology and engineering. WHAT WE'RE DOING At Lockheed Martin, we're revolutionizing the aerospace and defense sector through groundbreakin

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

Leidos

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

Systems Administrator (Windows / Linux) / Hybrid: Highlands Ranch, CO

Lockheed Martin Corporation

Remote or Highlands Ranch, Colorado, USA

Full-time

Job Description Lockheed Martin's Enterprise Business & Digital Transformation (EBDT) organization employees are the core of everything we do, and they are helping the future arrive. As a leading technology innovation company, our team of over 100,000 people works with partners around the world to bring proven performance to our customers' toughest challenges. Headquartered in Bethesda, MD, Lockheed Martin has employees based in all 50 states and more than 570 facilities that span 70 countries.

Windows / Linux Systems Administrator - REMOTE (ship required)

Oracle Corporation

Remote

Full-time

Job Description Building off our Cloud momentum, Oracle has formed a new organization - Oracle Health Applications & Infrastructure. This team will focus on product development and product strategy for Oracle Health, while building out a complete platform supporting modernized, automated healthcare. This is a net new line of business, constructed with an entrepreneurial spirit that promotes an energetic and creative environment. We are unencumbered and will need your contribution to make it a w

Windows System Administrator

RTX Corporation

El Segundo, California, USA

Full-time

Date Posted: 2025-07-15 Country: United States of America Location: CA323: 2000 E Imperial Hwy Bldg R01 2000 East Imperial Highway Building R01, 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: Secret At Raytheon, the foundation of everything we do is rooted in our values and a higher calling - t

Sr Windows Systems Administrator

RTX Corporation

El Segundo, California, USA

Full-time

Date Posted: 2025-07-02 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: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance: DoD Clearance: Secret At Raytheon, the foundation of everything we do is rooted in our values and a higher calli

Principle Windows System Administrator

RTX Corporation

El Segundo, California, USA

Full-time

Date Posted: 2025-07-07 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: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance: DoD Clearance: Secret At Raytheon, the foundation of everything we do is rooted in our values and a higher calli

Windows Endpoint Applications Administrator

Aerospace Corporation

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,

Senior Systems Administrator (Linux/Windows)

GovCIO

Remote

Full-time

Overview GovCIO is hiring for a Senior Systems Administrator (Linux and Windows) to provide on-going support for the administration of the core system applications and perform operational tasks such as monitoring system resources and perform routine maintenance tasks in support of 24x7 life cycle applications to include on-call support. Work location is in Washington, DC and will be a hybrid remote with periodic onsite customer work activities. Must be willing to work nights, have an active Sec

Senior Systems Administrator (Linux/Windows)

GovCIO

Remote

Full-time

Overview GovCIO is hiring for a Senior Systems Administrator (Linux and Windows) to provide on-going support for the administration of the core system applications and perform operational tasks such as monitoring system resources and perform routine maintenance tasks in support of 24x7 life cycle applications to include on-call support. Work location is in Washington, DC and will be a hybrid remote with periodic onsite customer work activities. Must be willing to work nights, have an active Sec

Systems Administrator - Linux/Windows

GovCIO

Remote

Full-time

Overview Provide on-going support for the administration of the core system applications and perform operational tasks such as monitoring system resources and perform routine maintenance tasks in support of 24x7 life cycle applications to include on-call support. Work location is hybrid with periodic customer site work activities. Must be willing to work nights, have a Security+ certification, and an active Top Secret clearance. Responsibilities Position Description: In this role you will: Pr

Windows and Azure System Administrator

GovCIO

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

System Administrator

BCforward

Remote

Contract

System Administrator BCforward is currently seeking a highly motivated System Administrator for a remote opportunity! Position Title: System Administrator Location: Remote Anticipated Start Date: ASAP Please note this is the target date and is subject to change. BCforward will send official notice ahead of a confirmed start date. Expected Duration: Initial 6 month-contract Job Type: Contract Pay Range: $46/hr-$50/hr Please note that actual compensation may vary within this range due to fact

System Administrator

Reveille Technologies

Remote

Contract, Third Party

Hi, Hope You're doing well!! Role: System Admin Location: Remote Hire Mode : Contract JD: The Antivirus Administrator role is to centrally govern and oversee a diverse enterprise environment s antivirus solutions to maintain current, operational saturation and stability of all antivirus agents across all in scope systems of Ahold Delhaize USA. Tech Skills: Background in IT infrastructure: Windows/Linux/MAC operating systems, hosting platforms such as VMware, and security principles. Antivirus an

Windows VMWare SME with VCF

Alpha Silicon

US

Full-time, Contract, Third Party

Title: Windows VMWare SME Location: Remote Terms: Contract Job Description Responsibilities: - Design & Configure VMWare Workspace One Tunnel & VMWare Tunnel Proxy. Design & Configure Per-App VPN & Per-App Tunnel (AirWatch App-Tunnel) for Mobile Applications. Design & Configure Network Traffic Rules on VMware Workspace One. Design & Configure Certificate Authentication for Mobile SSO. Design & Configure Tunnel Mode (Per-App vs Full Device Tunnel) in VMware Workspace One Design & Configure VMw

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

USG, Inc.

US

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

IT Systems Administrator

Aziro Technologies LLC

Palo Alto, California, USA

Contract

Job Title: IT Systems Administrator Location: Palo Alto CA (Hybrid) Duration : 6 Months Job Type : W2 Contract We're seeking a motivated and detail-oriented System Administrator to join our growing IT team here at Rubrik. This role is ideal for someone with approximately 3 years of hands-on experience in system administration, eager to expand their skills across a diverse technology stack and contribute to the stability and performance of our critical infrastructure. This position will report to

SOC Analyst_ Remote

Prudent Technologies and Consulting

Remote

Contract

SOC Analyst_ Remote Contract Start Date: As soon as possible. Coverage Goal: True 24x7 SOC coverage Scheduling Flexibility: Initially aligned to New York business hours.Resources will gradually be rotated into evening/weekend shifts based on gaps. REQUIRED SKILL SET CrowdStrike EDR: Investigation, alert triage, threat hunting.Core Security Mechanisms in Windows: The IT environment is primarily windows. Candidates should have functional knowledge of core windows security mechanisms.Security Prin

Windows Platforms Engineer

JDA TSG

Remote

Full-time

JDA TSG has immediate opportunities for Windows Platforms Engineer to join our team working as Customer Engineers (CE s). Positions are full time salaried roles offering comprehensive benefits. A CE s time is dedicated to working with some of the largest, and most sophisticated companies in the world, usually F1000 companies. CE s work with and assist customers in building, deploying, operating, and optimizing complex enterprise environments. You will be responsible for customer satisfaction, de

Antivirus Admin (ONLY W2 CANDIDATES)

ERPA

Remote

Contract

Title: Antivirus Admin (Only W2 Candidates) Location: Remote but preference is NC, SC, Chicago, Quincy Mass, Carlisle PA or Greenville SC Type: Contract Description: The Antivirus Administrator role is to centrally govern and oversee a diverse enterprise environment s antivirus solutions to maintain current, operational saturation and stability of all antivirus agents across all in scope systems of client. Qualified candidates will have the following experience and skills: Background in IT infr