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Linux Sys Admin Jobs in California (NOW HIRING)

JT4, LLC

Sys Admin V - Cloud Systems

Edwards, CA · On-site

$120K - $170K/yr

Working knowledge of operation and maintenance of Linux operating systems * Working understanding of principles and maintenance of virtual and cloud systems * Skills to secure configuration of ...

JT4, LLC

Sys Admin V - AI and Containerization

Edwards, CA · On-site

$120K - $160K/yr

This includes the physical installation of workstations (Linux & Windows OS), uninterruptible power ... System Administrator V with demonstrated Artificial Intelligence (AI) experience and modern ...

Scout ET

IT SITE Engineer

San Jose, CA

They need to have application systems administration experience, specifically on Linux. All the big companies are a hit or miss. If they are not working on app sys admin, then not a fit (i.e ...

360 IT Professionals

DevOps Architect

San Francisco, CA · On-site

$78 - $102.75/hr

Qualification 8-10 years' work experience in sys-admin and release management Solid understanding ... Extensive experience in building JAVA Web/Mobile Systems Well versed in using Solaris, and Linux ...

Collabera

UNIX Engineer

San Francisco, CA · On-site

... a sys admin one. Responsibilities: Typical duties will include taking hardware diagrams and ... Strong understanding of UNIX (Everything is a file, POSIX, etc.) Strong UNIX/Linux experience ...

Eisenhower

System Administrator III

Rancho Mirage, CA

$45.20 - $68.65/hr

... imaging, sys-prep, PRTG, Active Administrator, networking, scripting (bash, vb-script, etc ... Current on the supported versions of Windows Server, Windows 10+, Apple iOS, Apple OSx and Linux ...

Gainwell Technologies

Senior Network Operator

Gold River, CA · On-site

$80K - $114K/yr

Administer and troubleshoot F5 Big-IP Load Balancers, including LTM, GTM, and iRules configuration ... Review sys-logs, Splunk logs and other logs to validate performance and troubleshoot client related ...

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Linux Sys Admin information

See California salary details

$20

$51

$74

How much do linux sys admin jobs pay per hour?

As of Sep 11, 2026, the average hourly pay for linux sys admin in California is $51.28, according to ZipRecruiter salary data. Most workers in this role earn between $40.58 and $61.68 per hour, depending on experience, location, and employer.

What is the difference between Linux Sys Admin vs Network Administrator?

AspectLinux Sys AdminNetwork Administrator
CertificationsLinux+, RHCE, CompTIA Server+CCNA, Network+
Work EnvironmentServer management, Linux systems, data centersNetwork infrastructure, routers, switches, LAN/WAN
ResponsibilitiesServer setup, Linux OS maintenance, scriptingNetwork configuration, troubleshooting, security
Industry UsageIT, data centers, hosting providersTelecommunications, enterprise networks, ISPs

While both roles involve network and system management, a Linux Sys Admin primarily focuses on Linux server environments, OS maintenance, and scripting, whereas a Network Administrator manages network infrastructure, hardware, and connectivity. Both roles often collaborate but serve different core functions within IT infrastructure.

What cities in California are hiring for Linux Sys Admin jobs?

Cities in California with the most Linux Sys Admin job openings:

Linux Sys Admin jobs near you
Infographic showing various Linux Sys Admin job openings in California as of August 2026, with employment types broken down into 84% Full Time, 7% Part Time, and 9% Contract. Highlights an 83% Physical, 7% Hybrid, and 10% Remote job distribution, with an average salary of $106,664 per year, or $51.3 per hour.

Sys Admin V - Cloud Systems

Edwards, CA • On-site

JT4, LLC
Engineering Professional Services • 1 - 5K employees
Learn more about JT4, LLCexternal

$120K - $170K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 17 hours ago

Job description

JT4, LLC provides engineering and technical support to multiple western test ranges for the U.S. Air Force, Space Force, and Navy under the Joint Range Technical Services Contract, better known as J-Tech II. JT4 develops and maintains realistic, integrated test and training environments and prepares our nation's war-fighting aircraft, weapons systems, and aircrews for today's missions and tomorrow's global challenges.
JOB SUMMARY - ESSENTIAL FUNCTIONS AND DUTIES
Evaluates system specifications, configures virtual and physical computer systems, establishes standards, ensures hardware/software compatibility and maintains development workstations and cloud server systems.
Responsibilities -- You will:
  • Perform the daily operational support on the virtual machine operating system for development workstations and application servers, to include system security, access control, configuration, and automated backup.
  • Specify virtual machine compute, store, and network requirements, monitor network and virtual machine performance, troubleshoot virtual networking hardware and ensure systems are functional and performing.
  • Provide operational status metrics to JT4 and government leadership, as required.
  • Analyze system logs and identify and remediate potential issues with development computer systems and virtual application servers.
  • Utilize automated tools for system configuration management and vulnerability analysis and remediate vulnerabilities and non-compliant configurations in accordance with the System Security Plan.
  • Generate documentation of configuration, policy, and procedures used in the Risk Management Framework System Authorization process, when required by the Information System Security Manager (ISSM).
  • Interact daily with the development team, ensuring their system administration needs are met and informing the supervisor of any blockers or critical status updates.
  • Track hardware assets used by the development team, including network machines and development machines, reporting status to government Equipment Custodian, as required.
  • Use established policies and procedures and subject matter knowledge to complete complex assignments requiring originality and ingenuity performed under minimal supervision with considerable latitude for independent contribution.
  • Attend meetings, deliver reports, and act as the supervisor's delegate, as required.
  • Perform other assigned duties, as required.

Required Knowledge, Skills, and Abilities -- You need:
  • In-depth knowledge of Microsoft Windows desktop and server operating systems
  • Working knowledge of operation and maintenance of Linux operating systems
  • Working understanding of principles and maintenance of virtual and cloud systems
  • Skills to secure configuration of development laptops and virtual workstations and servers
  • Essential understanding of software development concepts, agile methodology, CI/CD and DevSecOps principles
  • Effective time management skills and strong oral and written communication skills

Additional Valuable Skills -- You should have:
  • Experience with AWS cloud system administration, including EC2 and EBS
  • Understanding of DoW security tools for vulnerability management, configuration management, and malware prevention
  • Functional knowledge of the Atlassian suite of development tools (Jira, Confluence, Bitbucket)
  • Functional knowledge of deployment tools (Jenkins, Artifactory, Gitlab pipelines)
  • Experience with Azure cloud systems and AzureDevOps
  • DoD Developmental Test & Evaluation Community Experience
  • Understanding of SQL Database tools (Oracle SQL Developer)
  • Essential knowledge of containerization, (Docker, Podman)
  • Basic understanding of Waterfall development methodology

REQUIREMENTS - EDUCATION, TECHNICAL, AND WORK EXPERIENCE
Bachelor's degree in associated discipline from an accredited academic institution or equivalent experience through technical training, completion of a recognized certification program, or experience. Requires at least 12 years of experience in computer system related areas of expertise. Must possess and apply a broad knowledge of principles, practices, and procedures in computer science, graphics, and information systems. Must have specific experience in the maintenance of Operating Systems and support applications, in a centralized and distributed server environment. The incumbent must possess planning/organizing skills and must be able to work under deadlines. Must qualify for and maintain a government security clearance and possess a valid, state issued driver's license. Must be a U.S. citizen.
SALARY
The expected salary range for this position is $120,000 to $170,000 annually.
Note: The salary range offered for this position is a good faith description of the expected salary range this role will pay. JT4, LLC considers factors such as (but not limited to) responsibilities of the position, candidate's work experience, education/training, key skills, internal peer equity, as well as, market and business considerations when extending an offer.
BENEFITS
  • Medical, Dental, Vision Insurance
    • Benefits Active on Day 1
  • Life Insurance
  • Health Savings Accounts/FSA's
  • Disability Insurance
  • Paid Time Off
  • 401(k) Plan Options with Employer Match
    • JT4 will match 50%, up to an 8% contribution
    • 100% Immediate Vesting
  • Tuition Reimbursement

OTHER RESPONSIBILITIES
Each employee must read, understand, and implement the general and specific operational, safety, quality, and environmental requirements of all plans, procedures, and policies pertaining to their job.
WORKING CONDITIONS
This position involves work typical of an office environment with no unusual hazards. There is occasional lifting (up to 20 pounds), constant sitting and use of a computer terminal, constant use of sight abilities while writing, reviewing, and editing documents, constant use of speech/hearing abilities for communication, and constant mental alertness
DISCLAIMER
The above statements are intended to describe the general nature and level of work being performed by personnel assigned to this classification. They are not intended to be construed as an exhaustive list of all responsibilities, duties, and skills required of persons so classified.
Tasking is in support of a Federal Government Contract that requires U.S. citizenship. Some jobs may require a candidate to be eligible for a government security clearance, state-issued driver's license or other licenses/certifications, and the inability to obtain and maintain the required clearance, license or certification may affect an employee's ability to maintain employment.
SCC: CSAN6, JIT13, A1412TW
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About JT4

Sourced by ZipRecruiter

JT4 provides engineering and technical support to multiple western test ranges for the U.S. Air Force and Navy under the Joint Range Technical Services Contract, better known as J-Tech II. We develop and maintain realistic integrated test and training environments, and prepare our nation's war-fighting aircraft, weapons systems, and aircrews for today's missions and tomorrow's global challenges.

Industry

Engineering professional services

Company size

1,001 - 5,000 Employees

Headquarters location

Las Vegas, NV, US

Year founded

2001

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