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Windows System Admin Jobs in California (NOW HIRING)

Raytheon

Sr. Windows System Administrator

Goleta, CA · On-site

We are seeking an experienced Windows System Administrator that will be working in a highly collaborative, multi-platform and multi-disciplined environment. The System Administrator must possess a ...

Raytheon

Sr. Windows System Administrator

Goleta, CA

We are seeking an experienced Windows System Administrator that will be working in a highly collaborative, multi-platform and multi-disciplined environment. The System Administrator must possess a ...

Prattwhitney

Sr. Windows System Administrator

Goleta, CA · On-site

$75.80 - $144.20/hr

CompTIA Security+ certification or other industry-recognized certifications relevant to a Windows System Administrator. * Infrastructure backup, res.tore, disaster recovery and business continuity.

iQuasar, LLC

System Admin

San Diego, CA · On-site

$70 - $90/hr

Requirements * Well‑versed in Windows, Linux, and macOS. * 6+ years of experience with an ... systems. * Administer and support Windows Active Directory, Azure Active Directory, and ...

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All JobsWindows System Admin JobsWindows System Admin Jobs in California

Windows System Admin information

See California salary details

$53.3K

$94.7K

$128.8K

How much do windows system admin jobs pay per year?

As of Sep 4, 2026, the average yearly pay for windows system admin in California is $94,700.00, according to ZipRecruiter salary data. Most workers in this role earn between $78,000.00 and $109,100.00 per year, depending on experience, location, and employer.

What is a Windows system admin?

Windows System Admins, or Windows System Administrators, are IT professionals responsible for managing, configuring, and maintaining Microsoft Windows-based servers and systems within an organization. Their duties include installing software, managing user accounts, ensuring system security, troubleshooting issues, and performing regular backups. They play a critical role in ensuring the smooth operation, reliability, and security of an organization’s IT infrastructure.

What are the key skills and qualifications needed to thrive as a Windows system admin?

To thrive as a Windows System Admin, you need a solid understanding of Windows server environments, Active Directory, networking concepts, and typically a relevant degree or certifications such as Microsoft Certified: Windows Server Fundamentals. Familiarity with tools like PowerShell, Hyper-V, System Center, and backup/restore systems is commonly required. Strong problem-solving abilities, attention to detail, and effective communication skills help in managing incidents, collaborating with teams, and supporting end users. These competencies are crucial for ensuring system reliability, security, and efficient IT operations in business environments.

What are some common challenges Windows system admins face when managing large enterprise environments?

Windows System Administrators in large enterprise settings often encounter challenges such as maintaining consistent configurations across multiple servers, ensuring security compliance, and managing software updates without disrupting business operations. They also need to troubleshoot complex issues that may arise due to the interaction of various applications and network components. Effective communication and collaboration with other IT teams, such as network and security specialists, are essential to address these challenges efficiently and maintain a stable IT infrastructure.

What is the difference between Windows System Admin vs Network Administrator?

AspectWindows System AdminNetwork Administrator
CertificationsCompTIA Server+, Microsoft Certified: Windows Server FundamentalsCompTIA Network+, Cisco CCNA
Work EnvironmentManaging Windows servers, Active Directory, and system securityConfiguring and maintaining network infrastructure, routers, switches
Primary FocusServer and OS managementNetwork connectivity and infrastructure

While both roles involve IT infrastructure, Windows System Admins focus on managing Windows servers and related systems, whereas Network Administrators handle network hardware and connectivity. Both roles often collaborate but have distinct responsibilities within an organization's IT environment.

What are popular job titles related to Windows System Admin jobs in California?

For Windows System Admin jobs in California, the most frequently searched job titles are:

What job categories do people searching Windows System Admin jobs in California look for?

The top searched job categories for Windows System Admin jobs in California are:

What cities in California are hiring for Windows System Admin jobs?

Cities in California with the most Windows System Admin job openings:

Windows System Admin jobs near you
Infographic showing various Windows System Admin job openings in California as of August 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $94,700 per year, or $45.5 per hour.

Windows System Administrator (C#)

Career Movement

Gardena, CA • On-site

Full-time

Medical, Dental, Vision, PTO

Re-posted 22 days ago

Job description

*CA candidates only* Mainly remote, required to go on-site few times a year.

Healthcare company is looking to bring on a Windows System Admin. This role is full time.

Role:

  • Develop, install, administer, maintain, and upgrade Windows-based infrastructure within a corporate environment. Configure internal systems. Troubleshoot C# applications.

Requirements:

  • 5+ years of Windows Sys Admin Experience
  • Experience with Active Directory and Office 365
  • Must be able to read C#/.NET code

    Benefits:

    • Health, dental, and vision insurance
    • Competitive PTO, sick time, company-observed holidays and a floating holiday
    • Paid parental leave
    • Education reimbursement program
    • Outstanding opportunities for personal growth and career development

    U.S. Citizens and those authorized to work in the U.S. are encouraged to apply. We are unable to sponsor at this time.

    Career Movement logo

    About Career Movement

    Sourced by ZipRecruiter

    OUR MISSION We help the world’s most ambitious changemakers create the future by unlocking their human potential. Career Movement partners with companies to shape and develop both their organization and their team. Our extensive experience in people, leadership, growth, and navigating challenges is an incredible asset for building an exceptional team and a bright future. In 1999, Career Movement opened its humble doors as a small team ready to serve the emerging demand for technology and software development professionals in Southern California. Relying on our team-based approach and armed with our expertise and determination, Career Movement soon became a valuable business partner to companies both large and small, across numerous industries and verticals. In over 20 years in the business, Career Movement has supplied everyone from Fortune 500 companies to rising and stealth operated start-ups with the finest technology talent.

    Industry

    Recruiting and staffing services

    Company size

    11 - 50 Employees

    Headquarters location

    El Segundo, CA, US

    Year founded

    1999

    Social media

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