Education
United States Army Command and General Staff College.
cavalry officer Lieutenant General
United States Army Command and General Staff College.
He assumed command in 2010 upon the retirement of Lieutenant General Dermot Earley, DSM. McCann joined in the Army as a cadet in 1970. McCann has been deployed overseas six times to Lebanon, Israel, the Iraqi/Kuwaiti border and the former Yugoslavia. McCann is a graduate of University College Galway and the United States Army Command and General Staff College.
In October 2011, McCann was honoured as an inductee into the International Hall of Fame of the Army Command and General Staff College.
The Hall of Fame honours previous international graduates who have reached the highest positions in their respective armed forces or similar positions in multinational military organizations. Sean McCann is President, 2013-2015 of Newbridge Reconstruction Finance Corporation.