• Irvine, CA
  • $110,000–$135,000 Per Year
6 days ago

Job Description

Role: Engineer

Required Skills: Linix Admin

Experience: 8 - 15 Years

Function: TECHNOLOGY

Apply By: 2026-11-30

Linux Admin

Must Have Technical/Functional Skills

Strong hands-on experience administering Unix/Linux systems, primarily RHEL 7, RHEL 8 and RHEL 9.

  • In-depth knowledge of Linux OS installation, configuration, patching, upgrades and lifecycle management.
  • Proven experience in OS hardening, security baselines, user management and access controls.
  • Experience supporting enterprise applications running on Java and .NET platforms.
  • Exposure to Data Center Exit or on‑premises to public cloud migration programs.
  • Good understanding of system performance tuning, troubleshooting and capacity planning.
  • Knowledge of scripting (Shell, Bash) for automation and operational efficiency.
  • Ability to work with database, middleware (TIBCO) and infrastructure teams.

7+ years of overall Unix/Linux administration experience with at least 2-3 years on AWS.

  • Hands-on experience running Linux workloads on AWS EC2.
  • Understanding of AWS services such as EC2, EBS, VPC, IAM and CloudWatch.
  • Experience supporting hybrid environments during transition from on‑premises to cloud.
  • Familiarity with automation, Infrastructure as Code or configuration management tools is an advantage.
  • Exposure to DevOps practices and CI/CD pipelines impacting OS-level operations.
  • Experience working in large, mission-critical enterprise migration programs.
  • AWS or Linux certifications are preferred.

Roles & Responsibilities

Lead migration of Unix/Linux servers from on‑premises data centers to AWS EC2.

  • Perform OS provisioning, configuration, patching and version upgrades on AWS-hosted instances.
  • Implement OS hardening, security controls and compliance standards across environments.
  • Support application deployments and troubleshoot OS-level issues for Java and .NET workloads.
  • Coordinate with cloud, database and middleware teams during migration and cutover activities.
  • Ensure system availability, performance and stability during migration and steady-state operations.
  • Automate routine administration tasks using scripting and configuration best practices.
  • Maintain system documentation, runbooks and operational procedures.

Salary Range- $110,000-$135,000 a year

Numbers & Facts

LocationIrvine, CA
Salary$110,000–$135,000 Per Year

Skills

  • Access Controlunmatched
  • Administrative Skillsunmatched
  • Amazon Elastic Compute Cloud (EC2)unmatched
  • Amazon Web Services (AWS)unmatched
  • Automationunmatched
  • Bash Scriptingunmatched
  • Best Practicesunmatched
  • Capacity Managementunmatched
  • Cloud Computingunmatched
  • Computer Securityunmatched
  • Configuration Managementunmatched
  • Continuous Deployment/Deliveryunmatched
  • Continuous Integrationunmatched
  • Database Middleware Softwareunmatched
  • DevOpsunmatched
  • Documentationunmatched
  • Enterprise Applicationsunmatched
  • Identify Issuesunmatched
  • Javaunmatched
  • Linux Administrationunmatched
  • Linux Operating Systemunmatched
  • Microsoft .NETunmatched
  • Network Operations Centerunmatched
  • Operating Systemsunmatched
  • Operations Processesunmatched
  • Performance Tuning/Optimizationunmatched
  • Public Cloudunmatched
  • Red Hat Linux Operating Systemunmatched
  • Regulatory Complianceunmatched
  • Scripting (Scripting Languages)unmatched
  • Software Administrationunmatched
  • Software Patchesunmatched
  • Systems Administration/Managementunmatched
  • Systems Maintenanceunmatched
  • TIBCO Adaptersunmatched
  • Unix Operating Systemsunmatched
  • Unix Shell Programmingunmatched
  • Unix System Administrationunmatched

Be found by employers

5,500+ employers search our resume database daily. Add yours to get found by recruiters looking for candidates like you.

Level up your application

Professional resume templates

Browse dozens of recruiter approved resume templates, layouts and formats. Choose your favorite and make it your own in minutes.

Free resume templates

Free resume builder

Improve your existing resume or start from scratch and create a standout, ATS-friendly resume. Add job-specific content, download and apply.

Free resume builder