Lead GPU AI Infrastructure Architect for High-Density Systems

Company: Radiant
Apply for the Lead GPU AI Infrastructure Architect for High-Density Systems
Location: London
Job Description:

Radiant is building purpose-built AI infrastructure and seeks a Cluster Architect to lead GPU deployments and low-level designs. You will translate high-level requirements into executable architectures, drive BOMs, rack layouts, and power/cooling planning, and work with Datacenter Engineering to ensure scalable, reliable HPC systems.

You’ll engage with stakeholders across PMO, Solutions Engineering, and Infrastructure Operations to ensure designs meet performance, reliability, and safety goals

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Posted: July 18th, 2026