OpenShift Engineer

Airezolve — Poland · Posted ~2 hours ago

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Description

Key Responsibilities • Administer and support Red Hat OpenShift Container Platform (OCP). • Monitor cluster health, performance, capacity, and availability. • Troubleshoot issues related to Kubernetes, containers, networking, storage, authentication, and application deployments. • Perform cluster upgrades, patching, certificate renewals, and lifecycle management. • Manage OpenShift security, including RBAC, SCCs, quotas, and namespace governance. • Support backup, recovery, disaster recovery testing, and platform resilience initiatives. • Maintain and optimize OpenShift networking components, including Routes, Ingress, DNS, and Load Balancers. • Perform root cause analysis (RCA) and implement preventive solutions. • Develop automation scripts and maintain operational documentation. • Collaborate with Security, Network, Storage, VMware, Cloud, and Application teams. • Participate in incident management and on-call support rotations. Required Skills & Experience • 5+ years of hands-on experience with Red Hat OpenShift Administration and Support. • Strong knowledge of Kubernetes, container technologies, and OpenShift architecture. • Experience with oc, kubectl, YAML, Operators, RBAC, SCC, Projects, and Namespaces. • Strong Linux/RHCOS administration skills. • Experience with OpenShift upgrades, patching, certificate management, and cluster maintenance. • Good understanding of OpenShift networking, DNS, Ingress Controllers, and Load Balancers. • Experience with storage technologies (PVs, PVCs, CSI Drivers, NFS, iSCSI). • Experience supporting OpenShift on VMware environments. • Knowledge of backup and recovery tools such as Velero, OADP, or Dell PPDM. • Hands-on experience with monitoring tools such as Prometheus, Alertmanager, and Grafana. • Scripting and automation experience (Bash/Shell). • Understanding of CI/CD pipelines and ITSM processes