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Day Shift Desktop Linux Systems Engineer Optimisation Jobs in California

Lereta

Linux Systems Engineer

Pomona, CA · On-site

$95K - $127K/yr

LERETA is seeking a Linux Systems Engineer to support and enhance our enterprise infrastructure ... optimization, and high availability * Strong hands-on experience in building, securing, and ...

Career Guidant

Linux Systems Engineer

California City, CA · On-site

... Engineer is responsible for design, development, and implementation of enterprise LINUX Systems and ... Responsibilities include the design, installation, configuration, tuning, and optimization of LINUX ...

Prosum

Linux Systems Engineer

Glendale, CA · On-site

Systems Engineers working within the Media Systems and Network Engineering group provide the ... tune systems for optimal performance and 24/7 reliability Investigate, analyze, resolve and ...

Techvilla Solutions

We are seeking a Senior Linux Systems Engineer with extensive experience managing enterprise Linux environments. The ideal candidate will be responsible for designing, deploying, automating, and ...

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All JobsDay Shift Desktop Linux Systems Engineer Optimisation JobsDay Shift Desktop Linux Systems Engineer Optimisation Jobs in California

Day Shift Desktop Linux Systems Engineer Optimisation information

What is the difference between Day Shift Desktop Linux Systems Engineer Optimisation vs Day Shift Desktop Linux Systems Engineer?

AspectDay Shift Desktop Linux Systems EngineerDay Shift Desktop Linux Systems Engineer Optimisation
CertificationsLinux certifications (e.g., LPIC, CompTIA Linux+)Linux certifications, plus performance tuning or optimisation certifications
Work EnvironmentSupport, maintenance, and troubleshooting of Linux desktopsPerformance analysis and system optimisation of Linux desktops
Employer & IndustryIT departments, tech companies, enterprise environmentsIT departments, companies focusing on system efficiency and performance

The Day Shift Desktop Linux Systems Engineer focuses on maintaining and troubleshooting Linux desktops, while the Day Shift Desktop Linux Systems Engineer Optimisation specializes in enhancing system performance and efficiency. Both roles require Linux certifications and work in similar environments, but the optimisation role emphasizes performance tuning skills.

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Day Shift Desktop Linux Systems Engineer Optimisation jobs near you

Linux Systems Engineer

Lereta

Pomona, CA • On-site

$95K - $127K/yr

Full-time

This job post has expired 1 day ago. Applications are no longer accepted.

LERETA rating

7.5

Company rating: 7.5 out of 10

Based on 7 frontline employees who took The Breakroom Quiz

205th of 495 rated business services

Job description

LERETA is seeking a Linux Systems Engineer to support and enhance our enterprise infrastructure environments. The role is responsible for the design, implementation, and ongoing support of Linux-based systems across both cloud and on-premise platforms. The ideal candidate will have strong technical expertise, a disciplined approach to system reliability and security, and the ability to collaborate effectively across technical teams.
Key Responsibilities
  • Linux engineering: Design, harden, and maintain RHEL/Ubuntu systems; implement HA/DR strategies and patching standards.
  • Networking troubleshooting: Diagnose issues across OSI/TCP/IP layers (DNS/DHCP, routing, VLANs, firewalls, SSL/TLS/certs).
  • Load balancing & traffic management: Deploy, configure, and tune F5 BIG-IP (LTM/GTM, iRules) and HAProxy for L4-L7 services.
  • Azure infrastructure: Build and secure IaaS/PaaS (VMs, VNets, NSGs, UDRs, Azure Load Balancer, Azure Firewall, Storage).
  • Tooling & automation: Develop utilities/services in C* and Python*; integrate with CI; create health checks and runbooks.
  • Observability & performance: Implement metrics/logging; profile and tune kernel/app performance; root-cause analysis for incidents.
  • Security & compliance: System hardening (SELinux, auditd), secrets management, least-privilege/IAM alignment, vulnerability remediation.
  • Collaboration: Partner with App/Network/SecOps teams; document architectures/runbooks; contribute to post-mortems and RCA.

Core Competencies:
  • Expertise in designing, hardening, and maintaining Linux systems (RHEL/Ubuntu) in production environments, with a focus on system security, performance optimization, and high availability
  • Strong hands-on experience in building, securing, and supporting cloud infrastructures across IaaS and PaaS environments, particularly within Microsoft Azure, including virtual machines, networking, storage, and security
  • In-depth understanding of networking protocols and troubleshooting at all OSI/TCP/IP layers. Expertise in diagnosing and resolving issues related to DNS/DHCP, routing, VLANs, firewalls, and SSL/TLS
  • Ability to work effectively in a cross-functional team environment (with App/Network/SecOps teams) to document architectures, create runbooks, and contribute to post-mortems and root cause analysis for incidents

Education and Experience:
  • 10+ years in Linux systems engineering/administration in production environments
  • Experience designing, building, and supporting mission-critical infrastructure across Azure and on-prem environments
  • Experience writing C and Python for systems tooling, performance, or networking use cases
  • Hands-on experience designing, deploying, and tuning F5 BIG-IP and HAProxy
  • Strong networking fundamentals and troubleshooting (TCP/IP, routing, DNS, SSL/TLS)
  • Practical experience building and supporting Azure infrastructure (compute, networking, storage)
  • Bachelor's Degree in Computer Science, Information Technology, Engineering, or a related field
  • Equivalent experience in Linux systems engineering, cloud infrastructure, and networking may be considered in place of formal education

Salary range: $95,947 - $127,000.00
This is a hybrid position and candidates need to be able to commute to Pomona, CA.
Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities
This employer is required to notify all applicants of their rights pursuant to federal employment laws. For further information, please review the Know Your Rights notice from the Department of Labor.

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