Mitchem comes to the Beach Bums after a season in the Saint Louis Cardinals system, going 3-0 with a 2.53 ERA for the Gulf Coast League Cardinals last summer. In 32.0 innings over 14 games, he walked just five batters, striking out 20.
The tall righthander was signed by Saint Louis following a stellar collegiate career at the University of Dayton. His best season for the Flyers came in 2011 when he went 8-2 with a 2.06 ERA and was named an All-Atlantic 10 Conference All-Star. Overall during his career, he went 24-19 with a 3.57 ERA in 88 games (39 starts) while also recording 14 saves. Mitchem made sure batters worked their way on base as well with a 1.41 BB/9IP spanning 324.0 innings of work.