Linux System Administrator (SME)

We are seeking an experienced Linux Subject Matter Expert (SME) to support enterprise Linux infrastructure, automation initiatives, and strategic platform projects. The ideal candidate will have deep expertise in Red Hat Enterprise Linux (RHEL), Red Hat Satellite, Ansible Automation, and Linux administration at scale. This role will work closely with Infrastructure, Cloud, Security, and Application teams to deliver reliable, secure, and automated solutions across enterprise environments.

Key Responsibilities

Linux Platform Administration

• Design, deploy, administer, and support enterprise Linux environments primarily based on Red Hat Enterprise Linux (RHEL).
• Build, maintain, and enhance standardized RHEL Gold Images following security and compliance requirements.
• Perform OS upgrades, patching, vulnerability remediation, and lifecycle management.
• Troubleshoot complex operating system, performance, and infrastructure issues.

Red Hat Satellite Management

• Administer and maintain Red Hat Satellite infrastructure.
• Manage server provisioning, patch management, software repositories, content views, and host lifecycle management.
• Develop and maintain Satellite deployment standards and operational procedures.

Automation & Configuration Management

• Design and implement automation solutions using Ansible.
• Develop and maintain Ansible playbooks, roles, inventories, and automation frameworks.
• Automate server provisioning, configuration management, patching, compliance validation, and operational processes.
• Drive Infrastructure as Code (IaC) best practices.

Scripting & Engineering

• Develop and maintain automation scripts using Bash, Python, or Shell scripting.
• Improve operational efficiency through automation and process optimization.
• Create tools and scripts for monitoring, reporting, and system administration activities.

Project Delivery

• Lead and participate in infrastructure modernization and transformation projects.
• Support data center migrations, platform upgrades, automation initiatives, and cloud integration projects.
• Collaborate with application and infrastructure teams to onboard and support enterprise workloads.

Required Qualifications

• 7+ years of enterprise Linux administration experience.
• Extensive experience with Red Hat Enterprise Linux (RHEL).
• Strong experience building and maintaining RHEL Gold Images.
• Hands-on experience administering Red Hat Satellite.
• Advanced experience with Ansible Automation Platform.
• Strong scripting experience with Bash, Shell, or Python.
• Experience creating, maintaining, and deploying custom RPM packages to support enterprise applications and platform standards.
• Experience supporting large-scale enterprise infrastructure environments.
• Strong troubleshooting and performance tuning skills.
• Excellent communication and documentation skills.

Preferred Qualifications

• Experience with Amazon Web Services (AWS).
• Experience with Microsoft Azure.
• Knowledge of Terraform and Infrastructure as Code practices.
• Experience with VMware, virtualization platforms, or hybrid cloud environments.
• Familiarity with CI/CD pipelines and DevOps methodologies.
• Red Hat certifications (RHCSA, RHCE) preferred.

Desired Skills

• RHEL Gold Image Engineering
• Red Hat Satellite
• Ansible Automation
• Bash / Shell Scripting
• RPM packaging
• Infrastructure as Code (Terraform)
• AWS
• Microsoft Azure
• Linux Security Hardening
• Enterprise Infrastructure Operations
• Project Leadership and Delivery

This role is ideal for a hands-on Linux SME who can combine deep technical expertise with automation and project delivery experience in a large enterprise environment.