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Unix System Administrator Jobs in California (NOW HIRING)

Info Way Solutions

AIX Administrator

Downey, CA · On-site

Info Way Solutions is seeking an AIX Administrator to manage and administer IBM pSeries Unix systems and AIX operating systems in an enterprise environment. The role involves configuring and ...

iQuasar, LLC

System Admin

San Diego, CA · On-site

$70 - $90/hr

iQuasar is seeking a Systems Administrator in San Diego, CA. Our mission is to provide next generation cutting‑edge technologies and offer competitive compensation and benefits such as health ...

PlanIT Group, LLC

System Administrator

Sunnyvale, CA · On-site

... System Administrator. The role involves managing and securing operating systems, diagnosing ... Unix operating systems • Install operating system security patches and firmware updates • ...

US IT Solutions Inc

UNIX Administrator

Sacramento, CA · On-site

UNIX Administrator * Location: Sacramento, CA SCOPE OF WORK: * Administration of AIX/RedHat ... Experience with system build process and procedures in a virtualized environment * Experience with ...

Xinnovit

Adobe AEM System Administrator

San Diego, CA · On-site

Skill Unix Shell Scripting, the Adobe Experience Manager/ CQ5 / AEM ,Unix/LINUX Adobe Experience ... Linux operating system Experience with LDAP Experience with automated testing Install the ...

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How much do unix system administrator jobs pay per hour?

As of Sep 2, 2026, the average hourly pay for unix system administrator in California is $52.95, according to ZipRecruiter salary data. Most workers in this role earn between $40.82 and $60.48 per hour, depending on experience, location, and employer.

What is a Unix system administrator?

A UNIX system administrator performs a variety of duties related to the management of a UNIX system. In this career, your primary responsibilities involve overseeing a work environment with a multi-user UNIX operating system. You help install all new hardware and software on the system and train employees on how to use the system and the applications. You perform system management tasks, such as storing and protecting user data and maintaining security. You also develop user manuals and technical guides for the company.

What are the key skills and qualifications needed to thrive as a Unix system administrator?

To thrive as a Unix System Administrator, you need a solid understanding of Unix/Linux operating systems, scripting languages (like Bash or Python), and networking fundamentals, typically supported by a degree in computer science or related certifications such as CompTIA Linux+ or Red Hat Certified System Administrator (RHCSA). Familiarity with server management tools, configuration management systems (like Ansible or Puppet), and monitoring solutions is also crucial. Strong problem-solving skills, attention to detail, and effective communication help you collaborate with IT teams and resolve issues efficiently. These technical and interpersonal skills ensure reliable system performance, security, and seamless support for organizational IT infrastructure.

What are some common challenges a Unix system administrator faces when managing large-scale server environments?

Unix System Administrators often encounter challenges related to maintaining uptime, ensuring security, and efficiently handling system updates across multiple servers. Coordinating scheduled maintenance windows without disrupting critical services, troubleshooting hardware or software failures quickly, and scaling systems to accommodate growth all require strong organizational and technical skills. Additionally, admins must stay current with the latest security patches and best practices, often collaborating closely with network engineers, developers, and security teams to keep systems running smoothly.

What is the difference between Unix System Administrator vs Linux Administrator?

AspectUnix System AdministratorLinux Administrator
CertificationsUnix certifications (e.g., UNIX Certified Administrator)Linux certifications (e.g., RHCSA, LPIC)
Work EnvironmentUnix-based servers, enterprise environmentsLinux servers, data centers, cloud platforms
Industry UsageFinancial, telecommunications, large enterprisesWeb hosting, cloud services, startups

Both roles involve managing and maintaining server systems, but Unix System Administrators focus on Unix-based platforms, while Linux Administrators specialize in Linux environments. The skills and certifications often overlap, but the specific OS expertise differs based on employer needs.

What is the salary of a Unix System Administrator?

The salary of a Unix System Administrator varies based on experience, location, and certifications, but typically ranges from $70,000 to $120,000 annually in the United States. Senior roles or those with specialized skills in scripting, security, or cloud environments can earn higher salaries.
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What cities in California are hiring for Unix System Administrator jobs?

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What are popular job titles related to Unix System Administrator jobs in CA?

For Unix System Administrator jobs in CA, the most frequently searched job titles are:

Unix System Administrator jobs near you
Infographic showing various Unix System Administrator job openings in California as of August 2026, with employment types broken down into 1% As Needed, 78% Full Time, 16% Part Time, and 5% Contract. Highlights an 91% Physical, 2% Hybrid, and 7% Remote job distribution, with an average salary of $110,141 per year, or $53 per hour.

Unix System Administrator

InterSources Inc

Santa Clara, CA • On-site

Full-time

Re-posted yesterday

Job description

Job Summary:
InterSources Inc is a Certified Diverse Supplier offering innovative solutions for Digital Transformations across various domains. They are seeking a Unix System Administrator to perform computer systems administration in a fast-paced semiconductor test floor environment, primarily focused on Linux administration while also requiring Windows and networking experience.
Responsibilities:
• Perform computer systems administration in a fast-paced semiconductor test floor environment.
• Work closely with semiconductor test engineers and automated test equipment (ATE) operators to ensure maximum efficiency for 24x7 operations and troubleshoot a variety of IT-related issues.
• Assign responsibilities include Linux/Windows application installation and upgrades, Linux OS upgrades, host-level network setup, and configuring access to network-attached storage.
• Frequent on-site work at lab locations in Fremont and Santa Clara is required.
Qualifications:
Required:
• Proficient with CentOS and RedHat 5/7/8 Linux OS installation, configuration, and system management on workstation and server hardware
• Proficient with Windows XP, 7, and 10 usage and troubleshooting on laptop and workstation hardware
• Working knowledge and experience with VMWare and KVM hypervisor environments
• Working Knowledge of TCP/IP, DHCP, DNS, NFS, LDAP, SSH, Apache, autofs
• Experience with Linux and Windows based Application installation and configuration and management
• Working knowledge of license management using FlexNet and similar licensing tools
• Experience with printer management in Windows and Linux environments
• Experience with writing and troubleshooting task automation scripts on Windows and Linux OS
• Experience using ansible for managing multiple servers
• Proficient with computer networking and endpoint troubleshooting
• Able to communicate effectively with end users, ATE vendors, and other IT specialists for troubleshooting of complex issues relating to test equipment operations
Preferred:
• Experience with Verigy 93K and Teradyne Test platform applications
• Experience with Advantest & Teradyne diagnostic and calibration protocol
• Knowledge of Linux containers and orchestration
Company:
InterSources Inc. solves operational problems where protection, performance, compliance, AI, and workforce capability must work together. Founded in 2007, the company is headquartered in Fremont, USA, with a team of 501-1000 employees. The company is currently Late Stage.
InterSources logo

About InterSources

Sourced by ZipRecruiter

In 2007, Our journey began as pioneers in the realm of technology and security. Since then, InterSources Inc. has evolved into a trusted partner, leading the way in Cloud Security, Cybersecurity, PLG Consulting, Digital Transformation, and Professional Services. With a rich history of excellence and a forward-thinking approach, we continue to secure your digital future and drive innovation. Explore our legacy of success and discover the possibilities that lie ahead.

Industry

Recruiting and staffing services

Company size

51 - 200 Employees

Headquarters location

Fremont, CA, US

Social media

Twitter

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