OpenShift Specialist

Hey there, think you stumbled upon this job posting by chance? We don't believe in chance at Nimber. Caught your eye? Great. Keep going... We are Nimber, and we are not just filling positions, we are building a team that is ready to shake things up. If you are ready to rewrite the rules and make a real impact, this is your moment. Join us and let's put the future where it belongs. In the hands of passionate people. But what does Nimber mean? In mathematics and game theory, they are numbers with special properties of addition and multiplication. And what we really want is to add value to customers' projects. Position: OpenShift Specialist Location: Porto, Portugal Work model: Hybrid We are seeking a highly skilled OpenShift and/or Kubernetes SysAdmin to join our dynamic team. The ideal consultant has extensive experience managing and supporting OpenShift and/or Kubernetes environments, with a strong focus on administration, image management, project integration, and automation. You will play a crucial role in ensuring the health and performance of our clusters while actively contributing to infrastructure improvements and automation efforts. Responsibilities - Monitor the health of OpenShift and Kubernetes clusters and take corrective actions when needed; - Respond promptly to support tickets, ensuring effective resolution of issues; - Perform updates and upgrades on OpenShift and Kubernetes clusters in accordance with best practices; - Install new OpenShift clusters following existing procedures and standards; - Plan and declare changes related to application constraints, ensuring minimal disruption; - Update and refine Day 2 OpenShift processes for continuous improvement; - Monitor capacity planning to anticipate and accommodate future needs; - Participate in a weekly on-call rotation to provide support and maintenance; - Build Factory images from the base images of the Red Hat catalog, using Dockerfiles, Jenkins pipelines, and image patching techniques; - Collaborate on studying new business needs and translating them into technical requirements; - Integrate infrastructure applications into the Day 2 operations process, enhancing overall efficiency; - Contribute to the evolution of operational dashboards and morning checks, through development and enhancements; - Enhance monitoring capabilities by adding specific controls and features to existing systems; - Assist with development and automation tasks across the entire OpenShift scope, driving greater efficiency and reliability. Requirements - Strong expertise in OpenShift 4.x and/or Kubernetes; - Familiarity with ArgoCD, Helm, Grafana, and Prometheus for deployment and monitoring; - Experience with Red Hat Advanced Cluster Management (RHACM); - Proficiency in automation using Ansible, and scripting/programming in Python; - Solid understanding of version control using Git; - Linux system administration experience is required; - Fluency in English, written and spoken. Ready to join us and succeed? If you're tired of feeling like just a number, send us your application and become a Nimber!