APAC Principal Network Engineer — GPU Cluster Deployment

Nscale; Singapore; Hybrid; SGD 180,000 - 260,000; Full time

Job summary

Nscale Singapore is seeking a Principal Network Engineer to build and bring up the networks behind our GPU clusters across Asia-Pacific. Based in Singapore, you’ll join the Deployment organization, owning every step from hardware arrival on site through to customer acceptance, and you’ll work closely with teams in Europe and the United States.

This is a hands-on role at an early stage of our APAC expansion.

Qualifications

• 10+ years of network engineering experience in large-scale data centre, cloud, or HPC environments.
• Experience at a hyperscaler or major network vendor or comparable large-scale network.
• Strong hands-on knowledge of routing and switching: BGP, OSPF, EVPN/VXLAN, ECMP, L2/L3 data centre design.

Responsibilities

• Deploy, configure, and validate high-performance Ethernet and InfiniBand fabrics for large GPU clusters at APAC sites.
• Bring up front-end, storage, and management networks and WAN edge connectivity for new sites and expansions.
• Work with carriers, colocation providers, and IXPs across APAC to deliver circuits, cross-connects, and peering.
• Run network acceptance testing and performance validation ahead of customer handover.
• Troubleshoot and resolve issues across routing, switching, optics, and cabling during build and early life.
• Apply Nscale's global reference designs and build standards, and feed back learnings to Network Architecture.
• Build and improve automation for provisioning, configuration, and validation.
• Partner with Technical Program Managers, Data Centre Operations, and vendors to keep builds on schedule.
• Write clear runbooks and documentation so builds are repeatable across sites and regions.

Skills

Network engineering

BGP OSPF EVPN VXLAN

InfiniBand RoCE

Network automation (Python Ansible)

APAC market knowledge

Troubleshooting under deadline

Tools

SONiC

Cumulus

Job description

Nscale Singapore is seeking a Principal Network Engineer to build and bring up the networks behind our GPU clusters across Asia-Pacific. Based in Singapore, you’ll join the Deployment organization, owning every step from hardware arrival on site through to customer acceptance, and you’ll work closely with teams in Europe and the United States.

This is a hands-on role at an early stage of our APAC expansion.