Senior Security Leader – IT/OT for Critical Infrastructure

Company: Ofgem
Apply for the Senior Security Leader – IT/OT for Critical Infrastructure
Location: Cardiff
Job Description:

Ofgem is seeking a Principal Security Specialist (IT/OT) to lead the design, assessment and implementation of innovative security solutions across critical systems. This permanent role sits in the Cyber Guidance & Monitoring team, with hybrid working and offices in Cardiff, London or Glasgow.

You will drive security improvement programs, engage with diverse stakeholders, and apply best-practice controls to strengthen resilience of the UK’s energy infrastructure, supported by a strong Civil

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Posted: October 21st, 2026