During his 30 service in the Canadian intelligence community, Dr. Taillon conducted intelligence and counter-terrorism/counter-intelligence operations. He was the first CSIS officer assigned to JTF-2. Dr. Taillon also served as an army reserve Colonel, and from 2006-2014, he was the strategic/counterinsurgency advisor to the Commander Canadian Army. He has operational experience with American, Canadian and British Special Operations Forces (SOF), and has served in Great Britain, United States, Oman, Bosnia, Kosovo, Ukraine and Afghanistan. He conducted 22 foreign Military Training Team (MTTs) missions under the auspices of US Special Operations Command (USSOCOM). Dr. Taillon holds a PhD from the London School of Economics and Political Science, a Master of Arts in War Studies (Royal Military College of Canada), a Master of Arts in International Affairs (NPSIA Carleton University) and a Master of Arts in Strategic Studies (US Army War College).

Dr. Taillon is an Adjunct Fellow at Joint Special Operations University in Tampa, Florida, and taught at Naval Post Graduate School in Monterey, California. He was on staff at the NATO Special Operations School in Chievres, Belgium, Directing Staff (DS) at CF Command and Staff College, Toronto, DS at the USMC Command and Staff College, Quantico Virginia, instructor at the National Defence University in Kiev, and is currently the Academic Advisor to Samuel Associates in Ottawa. He has published over 70 books and articles on terrorism, insurgencies, strategy, national security and military history.