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Senior Linux System Administrator Jobs in California

P4N Solutions

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Linux System Administrator

San Jose, CA · On-site

$42/hr

Linux System Admin Contract Period: 6 months + extension or direct hire opportunity Working Location: San Jose, CA Work Hours: 9am ~ 6pm Local Time Pay rate: $42.00/hr (Based on experience and ...

ASEC

Linux System Adminstrator

Ridgecrest, CA · On-site

$110K - $135K/yr

As a Linux System Administrator , you will be responsible for ensuring secure configurations, producing accreditation artifacts, and maintaining hardened baselines - all with a focus on reliability ...

SBT Global, Inc.

Linux System Administrator

San Jose, CA · On-site

$6.5K/mo

... We are seeking a motivated System Administrator to support infrastructure operations and ... Linux systems (CentOS, Ubuntu, etc.) * Shell scripting, cron jobs, log analysis * User and group ...

ASEC, Inc.

Linux System Adminstrator

Ridgecrest, CA · On-site

$110K - $135K/yr

As a Linux System Administrator , you will be responsible for ensuring secure configurations, producing accreditation artifacts, and maintaining hardened baselines - all with a focus on reliability ...

Meissner Filtration Products

Meissner Corporation is seeking an AI Systems Administrator to own and evolve the systems that host our AI tooling and services. You will deploy, operate, and optimize Linux-based infrastructures ...

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All JobsLinux System Administrator JobsSenior Linux System Administrator JobsSenior Linux System Administrator Jobs in California

Senior Linux System Administrator information

See California salary details

$21.7K

$125.6K

$176.2K

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

As of Jul 28, 2026, the average yearly pay for senior linux system administrator in California is $125,562.00, according to ZipRecruiter salary data. Most workers in this role earn between $105,600.00 and $148,000.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive in the Senior Linux System Administrator position, and why are they important?

To thrive as a Senior Linux System Administrator, you need deep expertise in Linux/UNIX system administration, scripting, networking, and troubleshooting, typically backed by several years of industry experience and a relevant degree or certifications like RHCE or CompTIA Linux+. Proficiency with tools such as Ansible, Puppet, Docker, and monitoring platforms, as well as experience with cloud environments, is highly valued. Strong problem-solving abilities, communication skills, and the capacity to mentor junior team members are crucial soft skills. These abilities are essential for ensuring reliable system uptime, seamless team collaboration, and effective response to complex IT challenges.

What is a Senior Linux System Administrator job?

A Senior Linux System Administrator is responsible for managing, configuring, and maintaining Linux-based systems and servers. They handle system performance tuning, security hardening, troubleshooting, and automation through scripting and configuration management tools. Additionally, they oversee backups, software updates, and infrastructure reliability. This role often involves mentoring junior administrators and collaborating with development and IT teams to support business operations.

What are typical daily responsibilities for a Senior Linux System Administrator?

Senior Linux System Administrators are responsible for managing, maintaining, and optimizing Linux-based servers and infrastructure. Their daily tasks often include monitoring system performance, managing user permissions, applying security patches, automating processes through scripting, and troubleshooting technical issues. They regularly collaborate with developer, security, and operations teams to support new deployments and ensure system reliability. Additionally, they may mentor junior administrators and contribute to designing infrastructure improvements, making this a dynamic and influential role within IT operations.

What are the most commonly searched types of Linux System Administrator jobs in California? The most popular types of Linux System Administrator jobs in California are:
What are popular job titles related to Senior Linux System Administrator jobs in California? For Senior Linux System Administrator jobs in California, the most frequently searched job titles are:
What job categories do people searching Senior Linux System Administrator jobs in California look for? The top searched job categories for Senior Linux System Administrator jobs in California are:
What cities in California are hiring for Senior Linux System Administrator jobs? Cities in California with the most Senior Linux System Administrator job openings:
What are popular job titles related to Senior Linux System Administrator jobs in CA? For Senior Linux System Administrator jobs in CA, the most frequently searched job titles are:
Senior Linux System Administrator jobs near you
Infographic showing various Senior Linux System Administrator job openings in California as of July 2026, with employment types broken down into 89% Full Time, and 11% Contract. Highlights an 94% In-person, and 6% Remote job distribution, with an average salary of $125,562 per year, or $60.4 per hour.
Senior Linux System Administrator with Security Clearance

Senior Linux System Administrator with Security Clearance

Zachary Piper Solutions, LLC

San Diego, CA • On-site

$100K - $130K/yr

Other

Medical, Dental, Vision, Retirement, PTO

Posted 14 days ago

Job description

Zachary Piper Solutions is looking for a Senior Linux System Administrator to join a large DOD program in San Diego, CA. Essential Duties of the Sr Linux System Administrator: * Install, configure, and support an organization's local area network (LAN), wide area network (WAN), and Internet systems or a segment of a network system.
* Monitor network to ensure network availability to all system users and may perform necessary maintenance to support network availability.
* May assist in network modeling, analysis, planning, and coordination between network and data communications hardware and software.
* May administer network security measures.
Qualifications of the Sr Linux System Administrator: * Bachelors degree and 4 years of experience, Associates degree and 6 years of experience, or 8 years of experience without a degree
* Must be able to obtain and maintain an active Secret or Top Secret clearance.
* Strong Linux experience.
* Security+ Certification required.
Compensation for the Sr Linux System Administrator: * $100,000 - $130,000 (based on experience)
* Comprehensive benefit package; Cigna Medical, Cigna Dental, Vision, 401k w/ ADP, PTO, Sick Leave as required by law, paid holidays This job opens for applications on 7/10/2026. Applications for this job will be accepted for at least 30 days from the posting date. #LI-LS3 #LI-ONSITE Keywords: 401k, pto, paid time off, holiday, medical, dental, health, network engineer, network admin, network analyst, network specialist, system admin, system administrator, system administration, network systems, lan, wan, lan/wan, security+, network+, sec+, sec +, security plus, sec plus, security +, ccna, cisco certified, cisco certified network associate, network associate, installation, communication, performance, system performance, troubleshoot, data entry, data control, operations support, systems programming, security clearance, security policy, security procedure, telecommunication, network engineer, network protocol, networking architecture, networking engineer, ipv6, ip v6, internet protocol, communication protocol, communications protocol, network traffic, ipv4, address exhaustion, internet engineering, security clearance, government, secret clearance, top secret, ts/sci, polygraph, department of defense, army, air force, marines, navy, federal, network specialist, network technician, user support, hitsr, hits-r, hits r, wide area network, local area network, network security, information systems, linux admin, linux administration, rhel, red hat, redhat, network admin, network administration, sysadmin, sys admin, system administrator

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