In 1993-94 he was the Skelton-Clark Fellow and Senior Visiting Associate at the Centre for International Relations at Queen's University.
[4] Between 2002 and 2006 Livermore was Director General, Bureau of Security and Intelligence, in Foreign Affairs Canada.
In 2018, he published "Detained: Islamic Fundamentalist Extremism and the War on Terror in Canada" with McGill-Queen's University Press, based in part on his extensive knowledge of issues relating to Canadians detained in the War on Terror in his last assignment in the Canadian government as director general for security and intelligence in Foreign Affairs Canada.
In 2020 he published a Canadian history book, "wandering willie: The memoirs of William McDougall,1822-1905, Canada's Forgotten Father of Confederation."
He is currently an Honorary Senior Fellow at the University of Ottawa’s Graduate School of Public and International Affairs and is a senior visiting fellow at the Bill Graham Centre for Contemporary International History, Trinity College, University of Toronto.