Senior AI Infra Engineer – OpenShift, Kubernetes & GPU

Singtel Group

Singapore

On-site

SGD 180,000 - 240,000

Full time

3 days ago

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Job summary

Singtel Group in Singapore seeks an experienced Infrastructure Engineer to design, operate and enhance enterprise AI infrastructure powered by Red Hat OpenShift AI, Kubernetes, and DevSecOps practices. You will enable container and VM workloads at scale while ensuring platform reliability, security, and automation.

The role covers OpenShift platform engineering, GitOps, and automation, with focus on AI/ML workloads and NVIDIA GPU infrastructure.

Qualifications

Bachelor's degree in Computer Science, Information Technology, Engineering, or related discipline.
10+ years of experience in platform engineering, infrastructure engineering, cloud platforms, Kubernetes, or enterprise IT environments.
5+ years of hands-on experience managing Red Hat OpenShift Container Platform in production environments.
Strong background in running Kubernetes, container technologies, Linux/RHEL, and cloud-native infrastructure at scale, with ability to troubleshoot complex container and infrastructure issues.
Experience with platform operations, troubleshooting, patching, upgrades, automation, and capacity planning.
Experience with enterprise DevOps, GitOps, CI/CD, and service management practices.
Hands-on experience supporting x86 servers and NVIDIA GPU infrastructure.
Good understanding of AI/ML workloads and concepts, including model serving, inferencing, MIG, RAG.

Responsibilities

Administer and support OpenShift Container Platform environments, including OpenShift Virtualization.
Manage platform operations: cluster health, node management, networking, storage, monitoring, logging, security, upgrades.
Troubleshoot Kubernetes and OpenShift issues across large clusters and workloads.
Support Hosted Control Plane environments and lifecycle management.
Manage multi-cluster OpenShift environments and enterprise integrations (DNS, identity, storage, certificates).
Support OpenShift Service Mesh, OpenShift Virtualization, and other cloud-native capabilities.
Maintain runbooks, documentation and SLA compliance.
Drive GitOps-based deployment and CI/CD pipelines.