Senior Enterprise Network & AI Systems Engineer

Singtel Group; Singapore; On-site; SGD 90,000 - 130,000; Full time

Job summary

Singtel Group is seeking a senior Network Infrastructure Engineer to design and manage enterprise networks across on‑premises and hybrid cloud environments. You will drive secure connectivity between data centres, public cloud, Kubernetes clusters and enterprise applications, while coordinating 3rd party integrations.

The role requires 5–10 years in network infrastructure engineering, a Bachelor’s degree in computer science, and hands‑on experience with APIs, AI tools, and GPU infrastructure.

Qualifications

• Bachelor’s degree in computer science or equivalent.
• 5–10 years of experience in network infrastructure engineering or related fields.
• Experience supporting mission-critical enterprise network infrastructure.
• API based System Integration experience.
• Experience in AI training and GPU infrastructure setup.

Responsibilities

• Design and manage enterprise network architectures for on-premises and hybrid environments.
• Coordinate integration with third-party applications and providers.
• Configure Layer 2/3 networks, VLANs, VRFs, routing, NAT, firewalls, VPN, and load balancers.
• Design secure connectivity between data centres, public cloud, Kubernetes clusters and enterprise apps.
• Plan IP addressing and network segmentation; troubleshoot complex issues.
• Maintain network docs and topology diagrams; oversee system integration and monitoring.

Skills

Enterprise network design

3rd party integration

API-based integration

AI tool experience

Networking protocols

CCNA or equivalent

Education

Bachelor’s degree in computer science

Tools

VLANs

BGP

OSPF

NAT

Firewall policies

VPN

Job description

Singtel Group is seeking a senior Network Infrastructure Engineer to design and manage enterprise networks across on‑premises and hybrid cloud environments. You will drive secure connectivity between data centres, public cloud, Kubernetes clusters and enterprise applications, while coordinating 3rd party integrations.

The role requires 5–10 years in network infrastructure engineering, a Bachelor’s degree in computer science, and hands‑on experience with APIs, AI tools, and GPU infrastructure.