Support Engineer (Kubernetes)

Singtel Group; Singapore; On-site; SGD 80,000 - 110,000; Full time

Job summary

Singtel Group in Singapore is seeking a skilled professional for Kubernetes cluster management and operations. Responsibilities include deploying and configuring Kubernetes/OpenShift clusters, implementing container platforms, and providing 24x7 standby support. Candidates must hold a diploma or bachelor's degree in a relevant field and have 3-5 years of hands-on Kubernetes experience. The role is critical in ensuring platform availability and performance across both on-prem and cloud environments.

Qualifications

• Minimal 3–5 years of working experience with Kubernetes (K8s).
• Strong hands-on experience with virtualization, container platforms, and cloud technologies.
• Practical experience with monitoring and capacity planning for infrastructure.

Responsibilities

• Deploy and configure Kubernetes/OpenShift clusters.
• Implement container platforms using managed Kubernetes (EKS, AKS, GKE).
• Provide 24×7 standby support as required.

Skills

Kubernetes architecture and operations

Virtualization and container platform experience

Incident management and troubleshooting

Infrastructure performance management

Education

Diploma/ bachelor’s degree in computer science, Information Technology, Engineering, or a related discipline

Tools

Prometheus

Grafana

OpenShift

ELK Stack

Job description

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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:

• 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
• 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

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