Founding Head of Security Operations for AI Infrastructure

Company: Radiant
Apply for the Founding Head of Security Operations for AI Infrastructure
Location: London
Job Description:

Radiant in London is seeking a Head of Security Operations to build Radiant’s security function from the ground up. This founding role defines strategy, tooling and operating model for security across data centres, compute platform and network fabric.

You will represent Radiant’s security posture to customers, work with Commercial, Compliance and Engineering, coordinate risk reporting, testing and audits. A hands-on leader with experience building SOC in scale preferred.

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Posted: September 29th, 2026