Systems Administrator Jobs in California

1 - 20 of 136 Jobs

Senior Systems Administrator (Linux/Windows)Job Title - Senior Systems Administrator (Linux/Windows)

GovCIOCompany Name - GovCIO

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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

Linux Systems Administrator - Clearance RequiredJob Title - Linux Systems Administrator - Clearance Required

Lockheed Martin CorporationCompany Name - Lockheed Martin Corporation

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Sunnyvale, California, USA

Full-time

Job Description The Coolest Jobs are at Lockheed Martin Space Are you looking for an exciting career at one of the top Aerospace and Defense Companies? A fulfilling position that challenges your mind, grows your skills, and contributes to our Nation's most critical missions is right in front of you. At Lockheed Martin Space, we advance the frontiers of science, help militaries protect what matters most, and solve problems that others think are impossible. Come join us for challenging missions

Linux/Windows Senior Systems AdministratorJob Title - Linux/Windows Senior Systems Administrator

Lockheed Martin CorporationCompany Name - Lockheed Martin Corporation

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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

IT Systems Administrator - Top Secret ClearanceJob Title - IT Systems Administrator - Top Secret Clearance

SpaceXCompany Name - SpaceX

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Hawthorne, California, USA

Full-time

SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars. IT SYSTEMS ADMINISTRATOR - TOP SECRET CLEARANCE SpaceX is looking for a Systems Administrator with deep knowledge and broad experience across Microsoft-based technologies, in addition to broader experience and capabili

MFG Systems Administrator - 3rd Shift (Remote)Job Title - MFG Systems Administrator - 3rd Shift (Remote)

Perdue Farms, Inc.Company Name - Perdue Farms, Inc.

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Remote or Salisbury, Maryland, USA

Full-time

Perdue Foods has a goal of becoming the most trusted name in premium proteins by creating products for consumers and for retail and foodservice customers around the globe while changing the way animals are raised for food. It is part of Perdue Farms, a fourth-generation, family-owned food and agricultural business deeply rooted in tradition yet with a forward-thinking mindset. We believe that success starts with our people, and our culture is built on a foundation of teamwork, integrity, and res

Systems AdministratorJob Title - Systems Administrator

TEKsystemsCompany Name - TEKsystems

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Remote or Grand Haven, Michigan, USA

Full-time

Description Job Summary: We are currently seeking a Systems Administrator to join our team. This is a full-time on-site role for an Information Technology System Administrator located in Grand Haven, MI. The System Administrator will be responsible for technical support and general system administration tasks for our clients. Qualifications: Strong System Engineer skills with experience in Microsoft Windows Server and Active Directory Experience in Network Administration including DNS, DHCP, TCP

Systems Administrator III, Health Systems - EPIC, Billing, Claims, RemittanceJob Title - Systems Administrator III, Health Systems - EPIC, Billing, Claims, Remittance

Kaiser PermanenteCompany Name - Kaiser Permanente

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Pleasanton, California, USA

Full-time

Job Summary: Core responsibilities: The Sr.System Administrator will be performing System Configuration as an Epic PB Resolute Application Coordinator in KP's HealthConnect clinical systems through multiple markets. The work will consist of configuration on Charge Review WQs, Claim Edit WQs, Remittances, Follow-Up WQs, Credit Workqueues, and all around payment related systems. In addition to the responsibilities listed below, this position is responsible for system build, testing, validation, a

Systems AdministratorJob Title - Systems Administrator

TEKsystems c/o Allegis GroupCompany Name - TEKsystems c/o Allegis Group

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San Jose, California, USA

Full-time

Top Skills: Experience with GPU hardwareLinuxStrong hardware troubleshooting backgroundRoot cause analysis and Validation testingUnderstanding of network protocols like DNS, DHCP, TCP/IP Roles and Responsibilities: 1. Manage and maintain GPU server racks (network, storage, compute, and AI hardware). 2. Firmware and driver update related maintenance. 3. Support failure analysis initiatives through the utilization of available HW resources to validate rack-level, system level, module level failure

Linux Systems AdministratorJob Title - Linux Systems Administrator

TEKsystems c/o Allegis GroupCompany Name - TEKsystems c/o Allegis Group

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Palmdale, California, USA

Full-time

MUST HAVE A TOP SECRET CLEARANCE. DO NOT APPLY IF YOU DO NOT HAVE A TOP SECRET CLEARANCE. Description TEKsystems is supporting Lockheed Martin Aeronautics with their ongoing transformation efforts. This will fall under the SkunkWorks ADP programs supporting a new solution train that will be bringing DevOps capabilities to the Classified programs. This position will report to the Aeronautics IT organization SkunkWorks supporting the DevOps Transformation. The selected candidate will be a part of

Systems Administrator (Avaya Aura CM)Job Title - Systems Administrator (Avaya Aura CM)

Randstad DigitalCompany Name - Randstad Digital

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Remote or Warren, Michigan, USA

Contract

job summary: We have a 6 month contract opportunity for a Systems Administrator. This role is fully remote but must work CST business hours. Description: Job Description: - Lead the migration of clinic telephony systems to Avaya Aura Communication Manager, from either legacy Avaya deployments or third-party PBX systems. - Perform upgrades and configurations to existing Avaya systems at clinical sites to align with defined enterprise standards. - Implement Hunt Group configurations, ensurin

Systems AdministratorJob Title - Systems Administrator

SAICCompany Name - SAIC

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Port Hueneme, California, USA

Full-time

Job ID: 2507397 Location: PORT HUENEME CBC BASE, CA, US Date Posted: 2025-07-09 Category: Information Technology Subcategory: Sys Administrator Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: Interim Secret Clearance Level Must Be Able to Obtain: Secret Potential for Remote Work: No Description SAIC is seeking a Systems Administrator for the Joint Expeditionary Command and Control (JEXC2) program based out of Port Hueneme, CA. The qualified

Linux Systems Administrator, Sr / Secret / Onsite: Sunnyvale, CAJob Title - Linux Systems Administrator, Sr / Secret / Onsite: Sunnyvale, CA

Lockheed Martin CorporationCompany Name - Lockheed Martin Corporation

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Sunnyvale, California, USA

Full-time

Job Description Join our Lockheed Martin team! Our 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 more than 70 countries. We are hiring a Linux System Adminis

Enterprise Systems AdministratorJob Title - Enterprise Systems Administrator

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

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Camp Pendleton North, California, USA

Full-time

Job Number: R0219842 Enterprise Systems Administrator The Opportunity: Your combination of people skills and system administrator expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve the technology supporting the United States Marine Corps? We're looking for a system administrator who will work to support a Defensive Cyberspace Operations ( DCO ) , be responsible for ensuring system availability, and c ond uct system administration,

Lead Systems Administrator (Linux/Cloud)Job Title - Lead Systems Administrator (Linux/Cloud)

Judge Group, Inc.Company Name - Judge Group, Inc.

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Elk Grove, California, USA

Contract

Location: Elk Grove, CA Salary: $130,000.00 USD Annually - $150,000.00 USD Annually Description: Our client is seeking a Lead Systems Administrator to join their Infrastructure team. In this role, you'll be the subject matter expert (SME) overseeing the operations of their hosted datacenter and cloud infrastructure in Google Cloud Platform (Google Cloud Platform). You'll lead efforts in provisioning, automation, troubleshooting, and performance optimization across both physical and virtual e

IT Systems AdministratorJob Title - IT Systems Administrator

Aziro Technologies LLCCompany Name - Aziro Technologies LLC

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Palo Alto, California, USA

Contract

Job Description Job Title: IT Systems Administrator Location: Palo Alto CA We're seeking a motivated and detail-oriented System Administrator to join our growing IT team. 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 the Director of Global IT and you'll play a key ro

Linux / Unix Systems Administrator, Stf - TS/SCI w/Poly- Sunnyvale, CAJob Title - Linux / Unix Systems Administrator, Stf - TS/SCI w/Poly- Sunnyvale, CA

Lockheed Martin CorporationCompany Name - Lockheed Martin Corporation

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Sunnyvale, California, USA

Full-time

Job Description About Us: Our 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 more than 70 countries. This Lockheed Martin Enterprise Operations (EO) position w

IT Linux Systems Administrator - Top Secret ClearanceJob Title - IT Linux Systems Administrator - Top Secret Clearance

SpaceXCompany Name - SpaceX

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Hawthorne, California, USA

Full-time

SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars. IT LINUX SYSTEMS ADMINISTRATOR - TOP SECRET CLEARANCE SpaceX is looking for an experienced Systems Administrator with deep knowledge and broad experience across Linux-based technologies and application support. The id

Systems Administrator, Senior (MSO)Job Title - Systems Administrator, Senior (MSO)

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

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Livermore, California, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret Clearance Level Must Be Able to Obtain: Top Secret/SCI Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: IT Networking, Networking, Networking Support Certifications: None Experience: 8 + years of related experience ship Required: Yes Job Description: Systems Administrator/Mission Support Operator - $10K Sign-on bonus * Classified work and therefore must be on-

IT Systems AdministratorJob Title - IT Systems Administrator

Aziro Technologies LLCCompany Name - Aziro Technologies LLC

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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

Systems Administrator _TS/SCI with PolygraphJob Title - Systems Administrator _TS/SCI with Polygraph

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

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El Segundo, California, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Computer Backups, System Administration, Technical Support Certifications: None Experience: 1 + years of related experience ship Required: Yes Job Description: Transform technology into opportunity as a Systems Administrator with G