Release Engineer – RHEL Migration / Platform Modernization

Release Engineer – RHEL Migration / Platform Modernization
Location – Alpharetta, GA ( Hybrid 3 days onsite)

Experience: 8–10 years overall experience in Linux / Platform Engineering environments, with 5+ years of strong hands-on experience in Red Hat Enterprise Linux (RHEL) administration, engineering, and modernization initiatives including RHEL9 exposure.

Role Overview:
Looking for a strong Release Engineer / Platform Engineer to support an enterprise infrastructure modernization initiative focused on migrating environments from RHEL7 to RHEL9. The role involves platform modernization, containerization, CI/CD automation, package engineering, and security/vulnerability remediation.

Key Responsibilities:

1. OS Migration & Package Engineering
- Execute migration of applications/services from RHEL7 to RHEL9
- Resolve binary compatibility and library dependency issues
- Build and compile open-source packages from source code
- Troubleshoot package and dependency-related issues
- Manage lifecycle of RPM packages

2. Containerization & Orchestration
- Refactor legacy container workflows from Docker to Podman
- Architect and maintain Rancher-managed Kubernetes environments
- Support migration to RHEL9 Universal Base Images (UBI)

3. Automation & CI/CD
- Develop and maintain Jenkins pipelines using Groovy shared libraries
- Build automation tools and API integrations using Python
- Support scalable code-based CI/CD pipelines

4. Vulnerability & Security Management
- Review vulnerability scan reports and remediate identified CVEs
- Ensure compliance with RHEL9 security standards and benchmarks
- Maintain secure software supply chain practices

Required Technical Skills:
- Strong hands-on experience with Red Hat Enterprise Linux (RHEL), especially RHEL9
- Linux administration and troubleshooting expertise
- Python development/scripting experience
- Groovy scripting for Jenkins DSL
- Experience with Docker, Podman, Kubernetes, Rancher
- Strong Jenkins CI/CD experience
- Experience with Make, CMake, GCC build systems
- Vulnerability remediation and security hardening experience
- Experience with Ansible for large-scale OS configuration

Important Notes:
- Strong hands-on engineering depth is critical
- Please avoid purely support/admin profiles
- Candidates should have real experience in platform engineering, CI/CD, containerization, and OS modernization
- Good communication skills required due to client-facing interviews