Kelly, a 2004 Olympic Silver Medalist in Athens, Greece, is a two-time World Team member, and four-time US National Team member. A US Open Champion, he also is a two-time Pan Am Games silver medalist, competing for Oklahoma State from 1997-2000.

In freestyle coaching, Kelly is currently a member of the USA Wrestling national coaches pool. He recently served as the USA Cadet World Team Coach from 2013-15 where he coached four Cadet World Champions including Aaron Pico, Spencer Lee, Mark Hall, and Mason Manville.

In 2016, he was a USA Junior World Team Coach and was on the support staff for the 2008 and 2012 Olympic Games. He also helped establish the California Regional Training Center.