GPUaaS Network Engineer for AI/HPC Compute

Singtel; Singapore; On-site; SGD 110,000 - 170,000; Full time

Job summary

Singtel Digital InfraCo’s RE:AI division is building Asia’s most advanced AI infrastructure ecosystem. Join to support customers running AI/HPC workloads on large GPU clusters, and to grow expertise in AI data‑centre networking and HPC cloud platforms in a collaborative, performance‑driven environment.

You will contribute to operational support, monitoring, automation, and security while coordinating with cross‑functional teams to meet SLAs and deliver high‑quality network solutions for AI

Qualifications

• Diploma or degree in Computer Science, Information Technology, Network Engineering, or a related discipline.
• Strong understanding of networking fundamentals including TCP/IP, VLANs, and subnetting.
• Experience deploying and troubleshooting routing protocols and network architectures such as VXLAN, EVPN, and BGP.
• Experience with network operating systems and platforms such as Cumulus, Arista, Ubuntu, Proxmox, and Red Hat.
• Hands-on experience with network monitoring, automation, and configuration tools (Zabbix, NetBox, Ansible, Python scripting, CI/CD pipelines).
• Customer-focused mindset with strong collaboration and stakeholder management skills.
• Effective verbal, written, and presentation skills in English.

Responsibilities

• Provide operational support for GPU infrastructure services to meet customer expectations within SLAs.
• Provide technical network support and guidance to users of GPU‑accelerated systems.
• Monitor, troubleshoot, and enhance network performance in GPUaaS platforms, including automation to detect and resolve issues.
• Manage relationships with internal and external stakeholders.
• Design, develop, and operate high‑performance networking solutions for AI and GPUaaS platforms.
• Collaborate on network security initiatives and cybersecurity best practices.
• Coordinate with cross‑functional teams to deliver network solutions on time.
• Prepare and present technical reports including network optimisation plans and SLA reports.
• Contribute to design of tailored high‑performance network solutions for AI and GPU cloud computing environments.
• Conduct high‑performance network benchmarking and stay informed on networking/GPU advancements.
• Participate in on‑call support outside standard hours.

Skills

Networking fundamentals

VXLAN EVPN BGP

TCP/IP and subnetting

Automation scripting (Python)

Stakeholder management

English communication

Education

Diploma/Degree in CS/IT/Network Eng

Tools

Zabbix

NetBox

Ansible

Python scripting

CI/CD pipelines

Ubuntu

Proxmox

Cumulus

Arista

Red Hat

Job description

Singtel Digital InfraCo’s RE:AI division is building Asia’s most advanced AI infrastructure ecosystem. Join to support customers running AI/HPC workloads on large GPU clusters, and to grow expertise in AI data‑centre networking and HPC cloud platforms in a collaborative, performance‑driven environment.

You will contribute to operational support, monitoring, automation, and security while coordinating with cross‑functional teams to meet SLAs and deliver high‑quality network solutions for AI