Lead AI Infra SRE: Scale, Reliability & Mentorship

Radiant is pursuing an experienced Infrastructure Site Reliability Engineer to run and evolve our AI-native infrastructure stack in the UK. You'll cover bare-metal, virtualization, and orchestration layers while mentoring teammates and improving automation to support AI/HPC workloads.

You will configure and operate resilient Linux systems (Ubuntu), refine performance, and contribute to the observability stack with Prometheus and Grafana.