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Unix Linux System Engineer Jobs in California (NOW HIRING)

HPC on-site systems analyst at FLENUMMETOCCEN providing systems administration, engineering and planning support. Provide Linux operating systems maintenance on HPC clusters, general systems and user ...

We are looking for a technically skilled and well-organized IT Support Engineer to support our ... Support and maintain Windows and Linux/Unix servers, ensuring system stability, performance, and ...

We are looking for a technically skilled and well-organized IT Support Engineer to support our ... Support and maintain Windows and Linux/Unix servers, ensuring system stability, performance, and ...

We are hiring IBM Z Engineer - 100% remote for a Contract position in remote, USA Overview A Linux on Z Engineer to support system administration, configuration, and compliance remediation across ...

SAN and NAS storage, ESX VMware, Microsoft Windows Server, Unix/Linux servers, Cloud Platform ... Develop and maintain effective working relationships with engineering at all levels. Excellent ...

... HTTP, UNIX systems (RHEL is preferred) and LAMP stacks. • Strong analytical, problem-solving ... etc). • linux administration Preferred : • Familiarity with load-balancing and high ...

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 ...

Inspection Application Engineer

Milpitas, CA · On-site +1

$110K - $150K/yr

The Inspection Application Engineer is an organized and highly motivated team player with strong ... Experience with UNIX/Linux systems. Must: Have some knowledge in semiconductor processes and basic ...

Operations Engineer

Universal City, CA · On-site

$73K - $98K/yr

... Linux/Unix platforms in these functions: application server administration (JBoss, Tomcat, WebLogic, etc.), DNS, Linux system configuration and administration Understanding of TCP/IP, load balancing ...

Showing results 41-60

Unix Linux System Engineer information

What does a Unix Linux system engineer do?

On a daily basis, Unix Linux System Engineers are responsible for monitoring system performance, managing server configurations, applying security patches, and troubleshooting any system-related issues. They often collaborate closely with network administrators, database administrators, and application developers to ensure that all systems are running efficiently and securely. Effective communication and documentation are key, as system changes or incidents usually require coordination across multiple IT teams to minimize downtime and maintain service continuity.

What is a Unix Linux system engineer?

Unix Linux System Engineers are IT professionals responsible for designing, implementing, managing, and troubleshooting Unix and Linux-based operating systems and servers. They ensure systems are running efficiently, securely, and are regularly updated. Their duties often include system monitoring, performance tuning, automation with scripts, backup management, and supporting users or other IT staff. They play a critical role in maintaining the backbone of many enterprise IT infrastructures.

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

AspectUnix Linux System EngineerNetwork Administrator
CertificationsLinux+, RHCE, CompTIA Server+CCNA, Network+
Work EnvironmentData centers, server rooms, cloud environmentsOffice networks, enterprise LAN/WAN
ResponsibilitiesServer setup, scripting, system optimizationNetwork configuration, troubleshooting, security
Industry UsageIT, cloud services, hosting providersCorporate, telecommunications, education

The Unix Linux System Engineer primarily focuses on managing and optimizing Unix/Linux servers and systems, while the Network Administrator handles network infrastructure and connectivity. Both roles require technical certifications and work in IT environments, but their core responsibilities differ—system engineering versus network management.

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

To thrive as a Unix/Linux System Engineer, you need strong expertise in Unix/Linux operating systems, scripting (such as Bash or Python), networking fundamentals, and a relevant degree or equivalent experience. Familiarity with configuration management tools like Ansible or Puppet, virtualization platforms, and certifications such as Red Hat Certified Engineer (RHCE) are highly valuable. Analytical problem-solving, attention to detail, and effective communication help you excel in diagnosing issues and collaborating with teams. These skills are essential for maintaining system reliability, optimizing performance, and ensuring secure, uninterrupted IT operations.
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Infographic showing various Unix Linux System Engineer job openings in California as of August 2026, with employment types broken down into 1% As Needed, 82% Full Time, 13% Part Time, 2% Temporary, and 2% Contract. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution.

Senior Linux Systems Engineer

Hitachi Rail

Santa Clara, CA • On-site

Full-time

Re-posted 23 days ago


Job description

Job Summary:
Hitachi Rail is a leader in the energy sector, focused on transforming energy management and distribution. They are seeking a Senior Linux Systems Engineer to design and maintain large-scale Linux-based Energy Market Management Systems, automate system configurations, and optimize performance while collaborating with cross-functional teams.
Responsibilities:
• Design, implement, and maintain large-scale Linux-based EMMS environments
• Automate system configuration and deployment using Ansible and scripting tools
• Optimize system performance and reliability through OS and database tuning
• Troubleshoot and resolve complex issues across the software stack
• Support system testing including Factory and Site Acceptance Tests
• Collaborate with cross-functional teams to deliver high-impact solutions
• Contribute to continuous improvement of system processes and automation
• Responsible to ensure compliance with applicable external and internal regulations, procedures, and guidelines
Qualifications:
Required:
• Bachelor’s degree in Computer Science, Engineering, or equivalent experience in years
• 5+ years of experience in Linux system administration and automation
• Proficiency with Ansible, Python, and shell scripting
• Experience with Oracle databases and enterprise software environments
• Strong troubleshooting and problem-solving skills
• Excellent communication and collaboration abilities
• Candidate must already have work authorization that would permit them to work for Hitachi Energy in the United States
Company:
Hitachi Rail is a provider of rail solutions across rolling stock, signalling services and turnkey. Founded in , the company is headquartered in London, GBR, with a team of 10001+ employees. The company is currently Late Stage.