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Google DeepMind
Chief Information Security Officer
December 2019 - Present (5 years 5 months)
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Cabinet Office
Government Cybersecurity Advisory Board (GCAB) Member
March 2025 - Present (2 months)
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Cloud Security Alliance
CSA AI Security Alliance Executive Committee Member
April 2023 - Present (2 years 1 month)
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Blackhawk Network
Senior Vice President, Chief Information Officer (CIO)
April 2017 - December 2019 (2 years 9 months)
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Mandiant (part of Google Cloud)
Managing Principal (acquired by Google)
May 2012 - April 2016 (4 years)