Systems Administrator Jobs in California

1 - 20 of 123 Jobs

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

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

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

Lockheed Martin CorporationCompany Name - Lockheed Martin Corporation

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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.

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

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

Linux Systems Administrator - Palmdale, CA 12+ month multiyear contract Top Skills: Active Top Secret Security Clearance (Required)Current Security+ CE or IAT Level II Certification (Required)Experience with Linux (preferred) and Windows OS in virtual environments (VMware, Horizon, vSphere, vCenter, vSAN, Hyper-V)Strong scripting skills (Python, PowerShell)Experience with Ansible for automation Secondary Skills - Nice to Haves: Familiarity with DevSecOps practices Job Description: Supporting a D

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

Infor CSD (CloudSuite Distribution) Systems AdministratorJob Title - Infor CSD (CloudSuite Distribution) Systems Administrator

Robert HalfCompany Name - Robert Half

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Remote or Highland, Utah, USA

Full-time

Description We are looking for a skilled Systems Administrator to manage and support our Infor CloudSuite Distribution (CSD) platform. This role is vital for ensuring the system operates efficiently, remains secure, and meets organizational needs. The ideal candidate will bring technical expertise, problem-solving skills, and a proactive approach to maintaining and optimizing the system. Responsibilities: Oversee the daily operations, maintenance, and troubleshooting of the Infor CloudSuite Dis

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

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

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 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

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

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,

Enterprise Network Systems AdministratorJob Title - Enterprise Network Systems Administrator

AgreeYa SolutionsCompany Name - AgreeYa Solutions

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Alhambra, California, USA

Contract

The Enterprise Network Systems Administrator (or Network Administrator) (ENSA) works under the direction of a Principal Network Systems Administrator (PNSA) Supervisor who manages and oversees all aspects of work for the Enterprise Network. Experience Required: Must have a minimum of three (3) years of experience within the last four (4) in the capacity of a Network Systems Administrator or similar role. Must have a minimum of two (2) years of experience within the last four (4) years in a secur

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

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

Ledgent TechnologyCompany Name - Ledgent Technology

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Fremont, California, USA

Full-time

We are seeking a highly skilled Senior System Administrator to join our client's enterprise IT team, which is onsite in Fremont, CA. We are unable to consider 3rd party candidates. In this role, you will be responsible for maintaining, securing, and optimizing mission-critical systems and infrastructure across a complex, multi-site environment. You will take initiatives to improve performance, reliability, scalability, and security, including cloud services, servers, storage, virtualization, s

Systems AdministratorJob Title - Systems Administrator

Motion Recruitment Partners, LLCCompany Name - Motion Recruitment Partners, LLC

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Los Angeles, California, USA

Full-time

Job Description A large, independently owned commercial real estate firm based in Southern California is looking for a Systems Administrator to join their team. They are seeking an ambitious individual with excellent communication skills. With over 14 offices just in Southern California, this role will be based in the Encino location. Required Skills & Experience Microsoft tools Windows expertise 3-6 years experience Azure cloud Service Now, Jira, or equivalent software Experience with automat

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-

Enterprise Network Systems AdministratorJob Title - Enterprise Network Systems Administrator

Genesis Global Recruiting IncCompany Name - Genesis Global Recruiting Inc

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Alhambra, California, USA

Full-time

TITLE: Enterprise Network Systems Administrator TYPE: CONTRACT (12-24+ MONTHS) WORK SCHEDULE: M-F 8-5/ (Local Candidates in California) Onsite TRAVEL: None HOURLY PAY RATE: $30-$45 LOCATION: Alhambra, CA, 91803 INDUSTRY: GOVERNMENT / PUBLIC SECTOR COMPANY INFO Our client is the largest government agency in Los Angeles County with over 30 departments in the County. Must be able to work for any US employer on a W2. JOB SUMMARY The Enterprise Network Systems Administrator (or Network Administra

IT Systems Administrator ONLY W2Job Title - IT Systems Administrator ONLY W2

Aziro Technologies LLCCompany Name - Aziro Technologies LLC

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Palo Alto, California, USA

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 the Director of Global IT and you'll play a key role in maintaining our systems, supporting our users, and ass