Primary & Mandatory Skill: AWS Cloud, EKS, Terraform, Gitlab CI/CD, Scripting
Level: SA
Client Round (Yes/ No): Yes
Location Constraint if any : Chennai / Bangalore
Shift timing: 1:30pm to 11:30pm IST

JD:
Primary Responsibilities
Design, deploy, and maintain AWS infrastructure using Terraform (modules, state management, CI/CD-driven applies)
Manage EKS clusters - upgrades, node group configuration, autoscaling, add-ons, and IRSA
Build and maintain VPC architectures - subnets, route tables, transit gateway attachments, security groups, NACLs
Troubleshoot production infrastructure issues across networking, compute, and container orchestration layers
Write clean, reusable Terraform modules following DRY principles
Participate in infrastructure code reviews and maintain documentation

Required Experience
3+ years managing AWS infrastructure in production (EC2, EKS, VPC, IAM, S3, Route53, ALB/NLB)
3+ years writing Terraform - modules, workspaces/state isolation, remote backends, provider configuration
Robust EKS experience - cluster lifecycle,



networking (VPC-CNI, Calico), ingress controllers, Helm chart deployments, RBAC
AWS networking depth - multi-account VPC design, transit gateway, VPC peering, DNS resolution, flow logs, troubleshooting connectivity
IAM fluency - roles, policies, trust relationships, service-linked roles, cross-account access
Comfortable working in a Kanban-style team with minimal ceremony

Nice to Have
Go development - writing CLI tools, automation, or custom controllers
GitLab CI/CD - pipeline authoring, managing self-hosted GitLab Runners (autoscaling, Docker executors)
Experience with Kafka, Apache Pinot, or data platform infrastructure
Familiarity with cost optimization (reserved instances, savings plans, right-sizing)

What You'll Work With
Terraform (our IaC standard)
AWS (multi-account, multi-region)
EKS / Kubernetes
GitLab (source control + CI/CD)
Go (team's primary language)

📌 AWS Cloud, EKS, Terraform, Gitlab CI/CD, Scripting (Bengaluru)
🏢 Cognizant
📍 Bengaluru