Senior OpenShift Engineer
RemoteWarsaw, Mazowieckie, PolandseniorContract
- Posted
- today
- Source
- LinkedIn (remote, Europe)
- Field
- Engineering
Skills
KubernetesSecurityCI/CDLinux
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, Alert manager, and Grafana.
- Scripting and automation experience (Bash/Shell).
- Understanding of CI/CD pipelines and ITSM processes
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