Job Description1 Year Contract role
nRole: Kubernetes Manager
nLevel: L3 / Senior Kubernetes Administration & Operations
nPrimary Focus: Linux Administration, Kubernetes Administration, Production Operations, SRE, Monitoring, Security, Upgrades and Customer Escalation
nMandatory Skills
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- n
- CKA certification (Preferred)n
- Strong/deep knowledge of Linux administration and troubleshootingn
- Strong hands-on experience in Kubernetes administration and L3 troubleshootingn
- Knowledge on virtualization like vSphere, OpenStack, Ovirt , KVMn
- Production experience in Kubernetes cluster operations, incident management and troubleshootingn
- Robust knowledge of Kubernetes architecture, control plane, worker nodes, networking, storage and workloadsn
- Ability to handle P1/P2/P3 incidents and customer escalations within SLAn
- Hands-on experience with Kubernetes upgrades, patching and maintenancen
- Strong understanding of container runtime technologies:n
- containerdn
- CRI-On
- Dockern
- CRIn
- Experience with container registries, preferably Harborn





nMonitoring & Observability
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- Configure and administer Prometheusn
- Configure and manage Alert managern
- Grafana dashboard creation and monitoringn
- Kubernetes cluster health monitoringn
- Alert investigation and resolution within SLAn
- Alert tuning and noise reductionn
- Identify duplicate/repeated alerts and optimize alert rulesn
- Experience with ELK/EFK and Fluentdn
- Log collection, analysis and troubleshootingn

nCI/CD & DevOps
nHands-on experience with:
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- Jenkinsn
- GitLab CI/CDn
- Gitn
- Container image build and deploymentn
- Kubernetes deployment automationn
- CI/CD troubleshootingn

nKubernetes Operations
nResponsible for:
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- Day-to-day Kubernetes cluster administrationn
- L3 troubleshooting of Kubernetes issuesn
- Kubernetes upgrade and patching activitiesn
- Cluster health checksn
- Node and pod troubleshootingn
- Control-plane and worker-

📌 Manager (Chennai)
🏢 Tata Communications
📍 Chennai