Release Engineer

Choosing Capgemini means choosing a company where you will be empowered to shape your career in the way you’d like, where you’ll be supported and inspired by a collaborative community of colleagues around the world, and where you’ll be able to reimagine what’s possible. Join us and help the world’s leading organizations unlock the value of technology and build a more sustainable, more inclusive world.

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
• Strong hands-on engineering depth is critical
• Should have real experience in platform engineering, CI/CD, containerization, and OS modernization
• Good communication skills required due to client-facing interviews.