Staff Network Engineer – APAC GPU Cluster Deployments

Nscale

Singapore

Remote

SGD 170,000 - 230,000

Full time

24 hours ago

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Benefits offered by this job

Equity

Remote-first team

Global travel

Job summary

Nscale is seeking a Staff Network Engineer based in Singapore to build and bring up the networks behind our GPU clusters across Asia-Pacific. You will configure and validate front-end, storage, and WAN edge networks, troubleshoot during bring-up, and ensure every build is ready for customers.

You’ll work with Europe and US teams and travel within APAC as needed. The ideal candidate has 8+ years of data centre networking experience, hands-on routing and switching (BGP, OSPF, EVPN/VXLAN), and

Qualifications

8+ years of network engineering experience in large-scale data centre, cloud, or HPC environments.
Experience at a hyperscaler or major network vendor (e.g. Microsoft, AWS, Oracle/OCI, Cisco) or a comparable large-scale network.
Strong hands-on knowledge of routing and switching: BGP, OSPF, EVPN/VXLAN, ECMP, and L2/L3 data centre design.
Experience deploying and operating cluster networks, ideally including InfiniBand or RoCE fabrics.
Familiarity with the APAC data centre and carrier landscape, including working with regional providers.
Practical experience with network automation (Python, Ansible, or similar).
Calm, methodical troubleshooter who can work under deadline pressure on live builds.

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 reference designs and build standards, and feed back learnings to Network Architecture.
Build and improve automation for provisioning, configuration, and validation.
Partner with TPMs, Data Centre Ops, and vendors to keep builds on schedule.
Write runbooks and documentation so builds are repeatable across sites.