Senior OpenShift Platform Engineer

Rezolve Ai

Województwo pomorskie

On-site

PLN 180,000 - 300,000

Full time

3 days ago

Be an early applicant

Application generator

Stand out for this role — generate a tailored resume and cover letter in about a minute.

Get past ATS filters

Job summary

Rezolve Ai is seeking an experienced OpenShift Administrator to manage and support OpenShift Platform across our environments in Poland. You will monitor health, troubleshoot complex issues, and drive upgrades, security, and resilience initiatives.

The role requires strong Linux/RHCOS skills, hands-on experience with OpenShift networking and storage, and proficiency with Velero, OADP, and Dell PPDM for backup/recovery. Collaboration with cross‑functional teams is essential.

Qualifications

5+ years of hands-on OpenShift Administration and Support.
Strong knowledge of Kubernetes, containers, and OpenShift architecture.
Experience with oc, kubectl, YAML, Operators, RBAC, SCC, Projects, and Namespaces.
Strong Linux/RHCOS administration skills.
OpenShift upgrades, patching, cert management, and cluster maintenance.
OpenShift networking, DNS, Ingress Controllers, and Load Balancers understanding.
Storage technologies: PVs, PVCs, CSI, NFS, iSCSI.
Experience supporting OpenShift on VMware environments.
Backup/recovery tools Velero, OADP, Dell PPDM knowledge.
Monitoring with Prometheus, Alertmanager, Grafana.
Scripting (Bash) and CI/CD/ITSM familiarity.

Responsibilities

Administer and support Red Hat OpenShift Container Platform (OCP).
Monitor cluster health, performance, capacity, and availability.
Troubleshoot Kubernetes, containers, networking, storage, authentication, and 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: Routes, Ingress, DNS, Load Balancers.
Perform root cause analysis 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 rotations.