Lieutenant Colonel Nakul Nayyar joined the Royal Canadian Air Force in 2004 as a communications and electronics engineer. He most recently served as the Canadian Communications & Electronics Defense Attaché in Washington, D.C. (2020 – 2024). In this role, he provided expertise, assistance, and advice in the information and Cyber Defence domains affecting the US-Canada bilateral defence sector partnership. Concurrently, he served as Permanent Secretary of the Combined Communications Electronics Board (2021 – 2024), leading modernisation efforts for Five Eyes (FVEY) digital interoperability between Australia, Canada, New Zealand, the United Kingdom and the USA. Academically, Lieutenant Colonel Nayyar holds a bachelor’s degree in electrical engineering from the University of Toronto and two master’s degrees in business administration and defence studies from the Royal Military College of Canada. He currently serves as a Cyber SME at JAPCC, leveraging his experience to enhance NATO’s cyber capabilities.