Support Engineer (Kubernetes)

Job description

An empowering career at Singtel begins with a Hello. Our purpose, to Empower Every Generation, connects people to the possibilities they need to excel. Every "hello" at Singtel opens doors to new initiatives, growth, and BIG possibilities that takes your career to new heights. So, when you say hello to us, you are really empowered to say…“Hello BIG Possibilities”.

Make an impact by

• Design Kubernetes cluster architecture
• Define deployment models for: Red Hat OpenShift (on-prem) Amazon EKS, Azure AKS, Google Kubernetes Engine (cloud)
• Deploy and configure Kubernetes/OpenShift clusters
• Implement control plane and worker node setup Develop Infrastructure as Code (IaC) for cluster provisioning
• Build reusable templates / golden images for clusters Implement GitOps pipelines for deployment Standardize Dev/UAT/Prod environments
• Deploy monitoring and logging stack (Prometheus, Grafana, ELK)
• Define baseline alerts, thresholds, and dashboards
• Integrate with enterprise monitoring / ticketing systems Provide 24×7 standby support, as required.

Skills for Success

Diploma/ bachelor’s degree in computer science, Information Technology, Engineering, or a related discipline. Minimal 3–5 years of working experience with Kubernetes (K8s) architecture and operations. Strong hands-on experience with virtualization, container platform and private cloud/Public technologies. Practical experience with monitoring, performance management, and capacity planning for infrastructure. Strong background in incident management, including troubleshooting complex issues, performing root cause analysis, and implementing permanent corrective actions.

Platform Build & Engineering (Day-1)

• Design, deploy, and configure Kubernetes clusters (on-prem and cloud-based)
• Implement container platforms using OpenShift or managed Kubernetes (EKS, AKS, GKE)
• Define cluster architecture, networking (CNI), ingress/egress, and storage integration Automate infrastructure provisioning using IaC tools (e.g., Terraform, Ansible) Operations & Support (Day-2)
• Perform cluster administration, monitoring, and performance tuning
• Manage upgrades, patching, and lifecycle of Kubernetes/OpenShift environments
• Troubleshoot cluster, pod, networking, and application issues
• Ensure platform availability, resiliency, and backup/recovery readiness

Observability & Automation

• Implement monitoring, logging, and alerting (e.g., Prometheus, Grafana, ELK) Build CI/CD pipelines integrating container platforms Automate operational tasks and standardize runbooks/SOPs