IT Systems Administrator jobs in California

Sr. IT Systems Administrator, IT Applications

Hawthorne, California

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Today

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. SR. IT SYSTEMS ADMINISTRATOR, IT APPLICATIONS As a Senior IT Systems Administrator, you will serve as a key technical leader and Subject Matter Expert for our collaborative platforms-especially the full Atlassian suite

Full-time

USD 95,000.00 - 120,000.00 per year

Mid IT Systems Administrator

San Diego, California

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Today

Job Number: R0241905 IT Systems Administrator, Mid The Opportunity: Your combination of people skills and system administrator knowledge makes you the team hero, solving one problem after another. What if you could use those skills to improve the te chn ology supporting the U.S. Navy? We're looking for a system administrator with a background in VMware, Windows Server, Exchange, Active Directory, Network Attached Storage, and Amazon Web Services to help us build next gen sof tware for the U.S.

Full-time

USD 61,900.00 - 141,000.00 per year

IT Security Administrator

Remote

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4d ago

Job Title: IT Security Administrator Job ID:26-04004 Location: Remote Duration: 06 months on W2 contract Must Haves We are not looking for a seasoned veteran.1-3 years identity management experience is the ideal profileITIL certification is mandatory. Job Summary The IT Security Administrator will be responsible for day to day activities surrounding general user id administration and access controls/resource authorization requests across multiple environments/systems. The successful candidate

Easy Apply

Contract

$46 - $54

IT Security Administrator

Remote

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12d ago

Must Haves:We are not looking for a seasoned veteran. 1-3 years identity management experience is the ideal profile. ITIL certification is mandatory. Job Description: The IT Security Administrator will be responsible for day to day activities surrounding general user id administration and access controls/resource authorization requests across multiple environments/systems. The successful candidate will also have an opportunity to further advance and broaden their skill sets/Information Security

Easy Apply

Contract

Depends on Experience

IT Systems Administrator

San Luis Obispo, California

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Today

IT Systems Administrator Job Summary: The IT Systems Administrator is responsible for managing, optimizing, and securing the company's IT infrastructure, including networks, servers, and software systems. This role requires exercising discretion and independent judgment regarding IT solutions that directly impact business operations, cybersecurity, compliance, and system efficiency. The IT Systems Administrator collaborates across departments to develop strategies, maintain regulatory complian

Full-time

USD 90,000.00 - 120,000.00 per year

IT Systems Administrator

San Francisco, California

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Today

Substack is building a new economic engine for culture, giving the brightest, most interesting, and most creative people on the internet the power of their own publishing platform. Substack empowers independent writers, artists, videographers, podcasters, and creators of all types to create, share, and make a living off their work through subscriptions, while offering them creative freedom, ownership, and a direct connection to their audiences. About the Role We're looking for an IT Systems Ad

Full-time

USD 120,000.00 - 160,000.00 per year

IT Systems Administrator II

Roseville, California

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Today

UBEO Business Services, the premier provider of business technology products and services, is seeking to hire an IT Systems Administrator II to join our team in Roseville, California. UBEO is a distributor/servicer of document equipment and software solutions. Primary products include Canon, Ricoh, Xerox and Konica Minolta multi-functional equipment and Kyocera printers. UBEO specializes in electronic document management software and integrations. Department: Internal IT Reports To: IT Director

Full-time

USD 16.90 per hour

IT Systems Administrator - Millennium Space Systems

El Segundo, California

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Today

IT Systems Administrator - Millennium Space Systems Company: Millennium Space Systems Millennium Space Systems (MSS), a part of Boeing Defense, Space and Security (BDS), is a fast, agile small satellite company focused on national security space. Our missions have direct impact to global security, like missile warning and Earth observation. Our team is curious, bold and innovative. We take risks, innovate and explore new techniques and technologies. We influence change because we challenge th

Full-time

USD 102,850.00 - 151,250.00 per year

IT Systems Administrator

Seal Beach, California

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Today

About AstroForge At AstroForge, our mission is to make space resources accessible on Earth. We mine asteroids to extract valuable minerals in space at a lower cost and smaller carbon footprint than current terrestrial mining methods. Along the way, we seek to leverage the technologies we build to provide additional value across other domains. We offer a unique opportunity to join an exciting team looking to expand humanity's capabilities in space. Job Description AstroForge is seeking its fir

Full-time

USD 85,500.00 - 105,250.00 per year

IT Systems Engineer - Systems Administrator and Test Support (Job ID:4488)

Port Hueneme, California

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Today

IT Systems Engineer - Systems Administrator and Test Support Contingent upon contract award and funding Purpose: Valkyrie Enterprises is seeking a versatile IT Systems Engineer - Systems Administrator and Test Support to support classified computing environments at Naval Surface Warfare Center Port Hueneme Division, Port Hueneme, California. This hybrid role combines responsibilities of systems administrator and test engineer. The ideal candidate will maintain secure and compliant lab operati

Full-time

Compensation information provided in the description

IT System Administrator

Los Angeles, California

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Today

IT SYSTEM ADMINISTRATOR Freeform builds AI-native manufacturing systems that unify software, hardware, and physics to produce industrial-scale parts at the speed of human ideation. By treating manufacturing as a single integrated system, we unlock a new era of innovation where complex hardware is designed, built, and scaled without limits. We are looking for an early-career IT As a Junior System Administrator at Freeform. In this role, you will keep the systems that power our factory, engineer

Full-time

USD 80,000.00 - 100,000.00 per year

IT System Administrator 1/2 (Mobile Applications Developer - 10-0284)

Remote or Anchorage, Alaska

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Today

Salary: $3,336.75 - $4,001.25 Biweekly Location : Anchorage or Juneau, AK Job Type: Full Time Remote Employment: Flexible/Hybrid Job Number: 54956 Department: Administration Division: Office of Information Technology Opening Date: 08/14/2026 Closing Date: 8/24/2026 5:00 PM Alaska Position Open To: Alaska Residents Only Bargaining Unit: General Government Range: 21/23 Job Description This position is open to Alaska Residents only. Please check our residency definition to determine if you qualify.

Full-time

USD 3,336.75 - 4,001.25 per week

IT System Administrator 1/2 (Jr/Sr Full Stack Application Developer - 02-6617)

Remote or Anchorage, Alaska

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Today

Salary: $3,336.75 - $4,001.25 Biweekly Location : Anchorage or Juneau, AK Job Type: Full Time Remote Employment: Flexible/Hybrid Job Number: 54957 Department: Administration Division: Office of Information Technology Opening Date: 08/14/2026 Closing Date: 8/24/2026 5:00 PM Alaska Position Open To: Alaska Residents Only Bargaining Unit: General Government Range: 21/23 Job Description This position is open to Alaska Residents only. Please check our residency definition to determine if you qualify.

Full-time

USD 3,336.75 - 4,001.25 per week

IT System Administrator 2 (Senior Full Stack Application Developer - 02-6502)

Remote or Anchorage, Alaska

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Today

Salary: $3,810.75 - $4,001.25 Biweekly Location : Anchorage or Juneau, AK Job Type: Full Time Remote Employment: Flexible/Hybrid Job Number: 54958 Department: Administration Division: Office of Information Technology Opening Date: 08/17/2026 Closing Date: 8/27/2026 5:00 PM Alaska Position Open To: Alaska Residents Only Bargaining Unit: General Government Range: 21/23 Job Description This position is open to Alaska Residents only. Please check our residency definition to determine if you qualify.

Full-time

USD 3,810.75 - 4,001.25 per week

Network Administrator (IT Network & Telecoms - Journey)

Remote or Lacey, Washington

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Today

Salary : $85,800.00 - $115,416.00 Annually Location : Thurston County - Lacey, WA Job Type: Full Time - Permanent Remote Employment: Flexible/Hybrid Job Number: 2026-ITSO4597-06715 Department: Dept. of Ecology Division: Information Technology Services Opening Date: 08/12/2026 Closing Date: Continuous Salary Information: The high end of the salary range, Step M is typically a longevity step Description Keeping Washington Clean and Evergreen The Department of Ecology is hiring a Network Administra

Full-time

USD 85,800.00 - 115,416.00 per year

L&I IT System Administrator - Senior Specialist (Azure)

Remote or Tumwater, Washington

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Today

Salary : $94,620.00 - $127,248.00 Annually Location : Thurston County - Tumwater, WA Job Type: Full Time - Permanent Remote Employment: Flexible/Hybrid Job Number: 2026-05309 Department: Dept. of Labor & Industries Division: Information Technology - Enterprise Services Opening Date: 08/10/2026 Closing Date: 8/24/2026 11:59 PM Pacific Salary Information: The high end of the salary range, Step M is typically a longevity step Description Our Mission: Keep Washington Safe and Working!Our Values: Cus

Full-time

USD 94,620.00 - 127,248.00 per year

Senior IT Administrator

El Segundo, California

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Today

At CesiumAstro, we are developers and pioneers of out-of-the-box communication systems for satellites, UAVs, launch vehicles, and other space and airborne platforms. We take pride in our dynamic and cross-functional work environment, which allows us to learn, develop, and engage across our organization. If you are looking for hands-on, interactive, and autonomous work, CesiumAstro is the place for you. We are actively seeking passionate, collaborative, energetic, and forward-thinking individuals

Full-time

USD 99,000.00 - 117,000.00 per year

IT Site Administrator

Carlsbad, California

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Today

Where Performance Meets Purpose Join a team that values excellence and innovation, at a company known for its iconic golf brands. At Acushnet Company, your background and experience contribute to creating the best products for dedicated golfers worldwide. Here, your performance has purpose. Where Performance Meets Purpose Join a team that values excellence and innovation at a company known for its iconic golf brands. At Acushnet Company, your background and expertise help support the technolog

Full-time

USD 76,180.00 - 99,320.00 per year

Senior IT System Administrator

Long Beach, California

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Today

At Vast, our mission is to contribute to a future where billions of people are living and thriving in space. Vast is developing next-generation space stations to ensure a continuous human presence in space for America and its allies, enabling advanced microgravity research and manufacturing, and unlocking a new space economy for government, corporate, and private customers. Using an incremental, hardware-rich and low-cost approach, Vast is rapidly developing its multi-module Haven Station. Haven

Full-time

USD 107,010.00 - 151,000.00 per year

Identity & Access Management Administrator - Information Technology Services

San Luis Obispo, California

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Today

Job Summary Under general direction of the Manager of Enterprise Operations, this position is responsible for the administration, reliability, and operational optimization of campus identity and access management (IAM) systems and related authentication infrastructure. Primary responsibilities include supporting and improving identity services such as single sign-on integrations, enterprise directory services, identity lifecycle processes, and certificate-based authentication systems. This posit

Full-time

USD 87,408.00 - 127,332.00 per year

IT Systems Administrator jobs in California, USA