Senior Network Engineer – Deployment
Nscale — London, England, United Kingdom · Hybrid · Senior · $100k - $150k/yearly
Role description
Role Overview
Nscale is seeking a Senior Network Engineer to build and bring up networks behind GPU clusters across Europe. The role involves hands-on engineering, regular travel to sites, and working with various teams to ensure builds are on schedule.
What You Will Do
Deploy, configure, and validate high-performance Ethernet and InfiniBand fabrics, bring up front-end, storage, and management networks, and troubleshoot issues during build and early life.
Why It Might Be a Fit
The role requires 5+ years of network engineering experience, strong hands-on knowledge of routing and switching, and experience with network automation. The ideal candidate is a calm, methodical troubleshooter who can work under deadline pressure.
Requirements
- 5+ 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
- Practical experience with network automation (Python, Ansible, or similar)
- Calm, methodical troubleshooter who can work under deadline pressure on live builds
Benefits
- Competitive salary
- Opportunities for professional growth and development
- Collaborative and dynamic work environment
- Flexible working arrangements
- Access to the latest technologies and tools