Red Hat OpenShift Administrator (Remote)

About the role

A client of Castille Resources is looking for a Red Hat OpenShift Administrator to support and maintain its OpenShift environment. The role focuses on platform administration, operational support, system maintenance and keeping the infrastructure stable, secure and performant. It is a remote, project-based B2B assignment lasting 6 months, with possible extension, in the CET timezone.

Key responsibilities

• Administer, monitor and maintain Red Hat OpenShift environments
• Configure, upgrade, patch and troubleshoot the platform
• Ensure availability, performance and security of OpenShift platforms
• Support deployment and operations across containerised environments
• Manage user access, authentication and platform governance
• Work with infrastructure, application and security teams to resolve issues
• Monitor system health and provide documentation and operational support
• Support Red Hat Enterprise Linux environments where required

Required profile

• At least 5 years of experience in a similar role
• Proven experience administering Red Hat OpenShift platforms
• Strong knowledge of Red Hat Enterprise Linux (RHEL)
• Experience with monitoring, troubleshooting and performance optimisation
• Understanding of container technologies and platform operations
• Ability to work independently and in cross-functional teams

Required skills

• Automation and scripting (e.g. Bash, Shell, Python)
• Nice to have: Kubernetes, Ansible, CI/CD concepts, platform engineering exposure, Red Hat certifications

Candidates apply through a proposal submission, followed by a 30-minute alignment call, vetting and a client interview, possibly with a technical assessment.