Michno joined the Big Red prior to the 2013-14 season after obtaining a bachelor's degree in sport management and a master's degree in coaching education from Ohio University. He helped guide Cornell to a 17-10-5 record, a trip to the ECAC Hockey Championship semifinals and the Ivy League title.
As a graduate student, Michno posted a 12-1 record and was tied for the league lead with five shutouts as a goaltender for the Bobcats' ACHA Division I club hockey team. He earned Central States Collegiate Hockey League Tournament MVP honors on the way to the Bobcats' league championship and was awarded team's Most Improved Player award after the team's run to the final four at the ACHA National Championship. As an undergraduate, Michno competed for four years for Ohio's varsity cross country team.
During his time in college, Michno was the Athens Youth Hockey Association's head goaltending coach and assisted the Ohio Hockey program in gameday operations as the team intern before playing for the team.