2012 was Vaske's first season in professional baseball, starting the season with the Gary SouthShore RailCats of the American Association before joining the Frontier League's Road Warriors. Vaske appeared in a total of seven games last year, starting all five of his appearances with the Road Warriors. He held a 2-2 record in the Frontier League, with a 3.86 ERA in 25.2 innings pitched. He walked 13 and struck out seven. In Gary, Vaske appeared twice out of the bullpen, throwing 3.1 innings and holding a 13.50 ERA.
Played four seasons for Denison University. Was named first-team All-NCAC as a senior in 2012. Went 2-4 with a 2.93 ERA in 11 appearances and threw four complete games in his nine starts for Denison.