Java Technical Spec. - DevOps, AWS

Chennai, Tamil NaduHyderabad, Telangana

Job Summary

Core DevOps Operations

- Manage and upgrade EKS clusters — version upgrades, node group rotations, add-on compatibility, and zero-downtime rollouts

- Troubleshoot and resolve Kubernetes issues: pod failures, OOMKills, scheduling problems, networking, ingress/ALB misconfigurations

- Handle Jenkins administration — pipeline debugging, plugin upgrades, controller/agent connectivity, build failure triage

- Manage AWS infrastructure: EC2 instance rehydration, ASG self-healing, ALB/ELBv2 target health, Route53 DNS, CloudTrail/CloudWatch investigation

- Perform instance rehydration and capacity management across auto-scaling groups

- Respond to and investigate infrastructure incidents; perform root cause analysis and post-incident documentation

- Maintain and improve Helm chart deployments; manage helm upgrade releases across environments

- Manage IAM roles, cross-account access (STS AssumeRole), and security group configurations
- Maintain SSL/TLS certificate lifecycle across internal and external endpoints

Key Responsibilities

Core DevOps Operations

- Manage and upgrade EKS clusters — version upgrades, node group rotations, add-on compatibility, and zero-downtime rollouts

- Troubleshoot and resolve Kubernetes issues: pod failures, OOMKills, scheduling problems, networking, ingress/ALB misconfigurations





- Handle Jenkins administration — pipeline debugging, plugin upgrades, controller/agent connectivity, build failure triage

- Manage AWS infrastructure: EC2 instance rehydration, ASG self-healing, ALB/ELBv2 target health, Route53 DNS, CloudTrail/CloudWatch investigation

- Perform instance rehydration and capacity management across auto-scaling groups

- Respond to and investigate infrastructure incidents; perform root cause analysis and post-incident documentation

- Maintain and improve Helm chart deployments; manage helm upgrade releases across environments

- Manage IAM roles, cross-account access (STS AssumeRole), and security group configurations
- Maintain SSL/TLS certificate lifecycle across internal and external endpoints

Skill Requirements

DevOps & Infrastructure (Mandatory)

- 5+ years of hands-on Kubernetes experience — EKS preferred; cluster upgrades, node management, networking, RBAC

- Solid AWS skills — EC2, ASG, ALB/ELBv2, Route53, IAM, CloudWatch, CloudTrail, STS

- Helm — chart authoring, release management, values file strategy

- Jenkins — administration, pipeline authoring (Declarative/Scripted), build failure investigation

- Docker — image builds, multi-platform (linux/amd64), container registry (ECR)
- Infrastructure-as-code mindset; comfortable reading and modifying YAML-heavy configs

📌 Java Technical Spec. - DevOps, AWS (Chennai)
🏢 HCLTech
📍 Chennai