Rohach played college football for the Iowa State Cyclones and Buffalo Bulls.

For the 2013 season, he served as the primary backup quarterback to Cyclones starting quarterback Sam Richardson,[2] starting the final four games of the season against TCU,[3] Oklahoma, Kansas, and West Virginia,[4] recording wins over the Jayhawks and Mountaineers.

[17][18][19] In December 2015, Rohach announced that he was transferring to Buffalo to play for coach Lance Leipold.

[22] After a season-opening loss to Albany,[23] Rohach was benched in favor of redshirt freshman Tyree Jackson.

He made one more start, against Bowling Green in the final game of the season,[24] following an injury to Jackson.