Role & responsibilities

- Install, configure, and administer OpenShift Container Platform (OCP 4.x) clusters across on-prem, hybrid, and multi-cloud environments.
- Perform cluster lifecycle operations scaling, zero-downtime upgrades, node management, and Operator Lifecycle Manager (OLM) administration.
- Configure and manage RBAC, projects/namespaces, and multi-tenancy for secure, isolated team environments.
- Implement and enforce Security Context Constraints (SCC), network policies, image scanning, and CIS benchmark compliance.
- Set up centralized logging and monitoring using Prometheus, Grafana, and the EFK/Loki stack for cluster and workload observability.
- Manage persistent storage (OpenShift Data Foundation/Ceph, NFS, cloud-native storage) and backup/DR using tools such as Velero.
- Diagnose and resolve cluster, node, pod, and networking issues across the platform.
- Automate day-2 operations using Ansible and GitOps practices (ArgoCD/OpenShift GitOps).
- Support application teams with containerization, onboarding, and deployment best practices.
- Manage resource quotas, limit ranges,



and cost/capacity optimization across clusters.

Preferred candidate profile

- Solid hands-on experience administering Red Hat OpenShift Container Platform (OCP 4.x).
- Deep understanding of Kubernetes architecture, objects, and cluster administration.
- Solid Linux administration skills (RHEL/CoreOS) including networking and storage fundamentals.
- Knowledge of container security practices SCC, network policies, image/vulnerability scanning.
- Experience with monitoring and logging stacks Prometheus, Grafana, EFK/Loki.
- Familiarity with GitOps tooling (ArgoCD/OpenShift GitOps) and Ansible-based automation.
- Understanding of storage solutions such as ODF/Ceph, NFS, or cloud-native persistent storage.
- Red Hat Certified Specialist in OpenShift Administration (EX280) or Red Hat Certified Engineer (RHCE).
- Experience with multi-cluster management using Red Hat Advanced Cluster Management (ACM).
- Exposure to CI/CD integration with OpenShift via Tekton, Jenkins, or GitHub Actions.

📌 OpenShift Administrator Role (Chennai)
🏢 Expleo
📍 Chennai