1 Year Contract role

Role: Kubernetes Manager
Level: L3 / Senior Kubernetes Administration & Operations

Primary Focus: Linux Administration, Kubernetes Administration, Production Operations, SRE, Monitoring, Security, Upgrades and Customer Escalation

Mandatory Skills
CKA certification (Preferred)
Strong/deep knowledge of Linux administration and troubleshooting
Strong hands-on experience in Kubernetes administration and L3 troubleshooting
Knowledge on virtualization like vSphere, OpenStack, Ovirt , KVM
Production experience in Kubernetes cluster operations, incident management and troubleshooting
Strong knowledge of Kubernetes architecture, control plane, worker nodes, networking, storage and workloads
Ability to handle P1/P2/P3 incidents and customer escalations within SLA
Hands-on experience with Kubernetes upgrades, patching and maintenance
Solid understanding of container runtime technologies:
containerd
CRI-O
Docker
CRI
Experience with container registries, preferably Harbor
Monitoring & Observability
Configure and administer Prometheus
Configure and manage Alert manager




Grafana dashboard creation and monitoring
Kubernetes cluster health monitoring
Alert investigation and resolution within SLA
Alert tuning and noise reduction
Identify duplicate/repeated alerts and optimize alert rules
Experience with ELK/EFK and Fluentd
Log collection, analysis and troubleshooting
CI/CD & DevOps
Hands-on experience with:
Jenkins
GitLab CI/CD
Git
Container image build and deployment
Kubernetes deployment automation
CI/CD troubleshooting
Kubernetes Operations
Responsible for:
Day-to-day Kubernetes cluster administration
L3 troubleshooting of Kubernetes issues
Kubernetes upgrade and patching activities
Cluster health checks
Node and pod troubleshooting
Control-plane and worker-node troubleshooting
Kubernetes networking troubleshooting
Kubernetes storage troubleshooting
Resource and performance analysis
Incident/problem management
Root Cause Analysis (RCA)
Vulnerability remedia

📌 Manager (Chennai)
🏢 Tata Communications
📍 Chennai