Reilly has a wealth of experience and success in the NHL, AHL, European Pro, College and Junior levels. He began his career behind the bench with the Springfield Olympics. During his years coaching Junior, Gene was instrumental in the development of 4-time Stanley Cup Champion Bill Guerin, 1st round NHL Draft Pick Scott Lachance, Stanley Cup Champion Ron Hainsey, and former Clarkson and Washington Capitals Captain Chris Clark.
Beyond the junior ranks, Reilly has extensive experience at the collegiate level, serving as an assistant coach at Maine, Harvard, Northeastern, Colorado College and UMass-Lowell. In that time, Reilly helped capture a Division I National Championship in 1999 for Maine, as well as a Hockey East Playoff Championship in 2000. In 2004 with Harvard, the Crimson took home the ECAC Playoff Championship with Reilly behind the bench.
Professionally, the Springfield, MA native spent two seasons in the American Hockey League as an Assistant Coach with the Ottawa Senators AHL Affiliates Grand Rapids and Binghamton. He also spent five seasons in multiple roles with Red Bull Salzburg in the Austrian Professional Hockey League as a Head Coach, Assistant Coach and Director of Player Development. He returned to North American Pro Hockey as a Pro Scout for the Carolina Hurricanes from 2013-2015. Reilly transitioned from Pro Hockey after five championships with Red Bull Salzburg, and two Division Championships in the AHL.