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Linux Unix System Administrator Jobs in California

Info Way Solutions

AIX Administrator

Downey, CA · On-site

... for Linux and AIX workloads • Managing and administering IBM pSeries Unix system and AIX ... administrator installing, configuring, and updating AIX 7.x on IBM pSeries hardware • Four (4) ...

iQuasar, LLC

System Admin

San Diego, CA · On-site

Job Title Linux System Administrator Location San Diego, CA Job Type Part Time (up to 25 hours per week) Clearance Level Secret iQuasar is seeking an experienced Information Systems Administrator ...

LATG

Linux System Administrator

Monterey, CA · On-site

Intermediate Linux System Administrator Work Location: On-site (no remote support) Clearance: TS clearance required; must be eligible for SCI access Travel: Occasional travel required, including an ...

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Linux Unix System Administrator information

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$78.5K

$118.1K

$197.9K

How much do linux unix system administrator jobs pay per year?

As of Sep 15, 2026, the average yearly pay for linux unix system administrator in California is $118,067.00, according to ZipRecruiter salary data. Most workers in this role earn between $97,700.00 and $126,800.00 per year, depending on experience, location, and employer.

What is a Linux Unix system administrator?

Linux Unix System Administrators are IT professionals responsible for installing, configuring, maintaining, and troubleshooting Linux and Unix-based servers and systems. They ensure that these systems run efficiently, securely, and reliably for users and applications. Their duties often include user account management, system updates, monitoring system performance, implementing security measures, and performing regular backups. They play a critical role in supporting business operations that depend on stable and secure computing environments.

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

To thrive as a Linux/Unix System Administrator, you need expertise in system installation, configuration, troubleshooting, scripting (such as Bash or Python), and a solid understanding of networking and security principles, often backed by a degree in computer science or a related field. Familiarity with tools like Ansible, Puppet, Nagios, and commonly used distributions, plus certifications such as RHCSA or CompTIA Linux+, is highly valued. Strong problem-solving, analytical thinking, and effective communication skills help administrators excel in managing systems and collaborating with technical teams. These competencies are essential to maintain robust, secure, and efficient server environments critical to business operations.

What are some common challenges faced by Linux Unix system administrators, and how can they be addressed?

Linux Unix System Administrators often encounter challenges such as managing system uptime, applying timely security patches, and troubleshooting unexpected performance issues. Balancing routine maintenance with urgent incidents can be demanding, especially in environments with 24/7 operations. To address these challenges, administrators typically rely on automation tools, proactive monitoring, and clear communication within their IT teams. Staying current with documentation and best practices also helps streamline problem-solving and ensures system reliability.

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

AspectLinux Unix System AdministratorNetwork Administrator
CertificationsLinux/Unix certifications (e.g., LPIC, RHCE)Network certifications (e.g., CCNA, CompTIA Network+)
Work EnvironmentServers, data centers, cloud platformsNetworking hardware, routers, switches, firewalls
Primary ResponsibilitiesManaging Linux/Unix servers, scripting, system securityConfiguring and maintaining network infrastructure
Industry UsageIT, data centers, cloud servicesTelecommunications, enterprise networks

The Linux Unix System Administrator focuses on managing and maintaining Linux and Unix servers, ensuring system security and performance. In contrast, the Network Administrator primarily handles network infrastructure, including routers and switches, to ensure reliable connectivity. Both roles require technical certifications and are vital in IT and enterprise environments, but they specialize in different aspects of technology infrastructure.

Are Linux Unix System Administrators in high demand?

Linux Unix System Administrators are in high demand due to the widespread use of Linux and Unix-based systems in enterprise environments, data centers, and cloud infrastructure. Skills in scripting, security, and cloud platforms like AWS or Azure increase employability, and certifications such as RHCE or Linux+ can enhance job prospects.

Is Linux Unix System Administrator a good career?

A Linux/Unix System Administrator is a valuable role in IT, responsible for managing and maintaining server environments, often requiring skills in scripting, networking, and security. The role offers steady demand, competitive salaries, and opportunities for specialization and certification, making it a solid career choice for those interested in system management and infrastructure.

What is the salary of Linux Unix System Administrator?

The salary of a Linux Unix System Administrator varies based on experience, location, and certifications, but typically ranges from $70,000 to $120,000 annually in many regions. Experienced administrators with skills in scripting, security, and cloud environments may earn higher salaries.

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

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

Infographic showing various Linux Unix System Administrator job openings in California as of August 2026, with employment types broken down into 1% As Needed, 87% Full Time, 10% Part Time, and 2% Contract. Highlights an 91% Physical, 3% Hybrid, and 6% Remote job distribution, with an average salary of $118,067 per year, or $56.8 per hour.

Unix System Administrator

Santa Clara, CA • On-site

InterSources Inc
Recruiting and Staffing Services • 51 - 200 employees
Learn more about InterSources Incexternal

Full-time

Re-posted 14 days ago

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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