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