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Operating System Jobs in California (NOW HIRING)

... Operating system related issue. - Knowledge in Configuration and administration of HACMP cluster - Experience in System Fault Tolerance Design, Business continuity and Disaster recovery planning ...

Operating system administration (e.g. Unix, Linux, OSX, and Windows). High performance data storage solutions whether SAN, NAS, or Clustered (e.g. Isilon) Large-scale backup solutions and tape ...

Candidates should have good domain knowledge in High-Performance Computing, script language(Shell, Python), Linux administrator, operating systems (Linux, Windows), computer network * Distributed ...

Performance profiling, look for opportunities to reduce operating system overheads * Influence the design of next generations of accelerators, and the host system software stack * Design system ...

Performance profiling, look for opportunities to reduce operating system overheads * Influence the design of next generations of accelerators, and the host system software stack * Design system ...

Operating system administration (e.g. Unix, Linux, OSX, and Windows). High performance data storage solutions whether SAN, NAS, or Clustered (e.g. Isilon) Large-scale backup solutions and tape ...

Strong understanding of the Linux operating system, including the command line interface and basic networking concepts. * Experience with scripting languages, such as Bash or Python. * Ability to ...

Strong understanding of the Linux operating system, including the command line interface and basic networking concepts. * Experience with scripting languages, such as Bash or Python. * Ability to ...

Desktop system management responsibilities involving account monitoring, security, Operating System (OS) installation, and other local area system administration related functions. Provide support ...

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Operating System information

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How much do operating system jobs pay per hour?

As of Jun 7, 2026, the average hourly pay for operating system in California is $32.26, according to ZipRecruiter salary data. Most workers in this role earn between $19.23 and $37.74 per hour, depending on experience, location, and employer.
What cities in California are hiring for Operating System jobs? Cities in California with the most Operating System job openings:
Infographic showing various Operating System job openings in California as of May 2026, with employment types broken down into 86% Full Time, 12% Part Time, and 2% Contract. Highlights an 92% Physical, 3% Hybrid, and 5% Remote job distribution, with an average salary of $67,097 per year, or $32.3 per hour.

Principal System Security Engineer

Avenue Technologies Company

Fullerton, CA

Other

Posted yesterday


Job description

Clearance Required: Secret (must be active)
We're looking for a Principal System Security Engineer who enjoys solving complex technical challenges and collaborating with cross-functional teams.
This role supports database operations, system sustainment, and data reliability for secure, mission-critical environments.
In this role, you'll contribute across the engineering lifecycle-from design and development through integration, testing, production support, and sustainment.
What You'll Do:
- Support database operations, maintenance, and troubleshooting
- Respond to database-related work requests and integration needs
- Maintain schema, design, and support documentation
- Partner with system maintainers and engineering teams
- Help improve reliability, performance, and operational readiness
What We're Looking For:
- Experience in designing, implementing, testing and fielding real
- oriented solutions on Department of Defense (DoD) programs with secure systems technologies, methodologies, policies and guidelines
- virus, Vulnerability Assessment, HIDS/ NIDS. host
- Factor Authentication (MFA), and Security Incident and Event Management (SIEM) and centralized auditing tools familiarity with Splunk is preferred
- Linux Bash scripting or Python scripting experience
- Security systems engineering involving various computer hardware and software S/W operating system and application solutions in both a stand
- Security features and/or vulnerability analysis of various operating systems as defined by Intelligence agencies
Additional Details:
- Onsite role in Fullerton, CA
- U.S. Citizenship required
- Opportunity to support advanced, mission-critical technologies