SARASOTA, Fla. - Xavier High School graduate Jon Keller has signed a professional baseball contract with the Baltimore Orioles and has begun practicing at Baltimore's training camp in Florida.

Keller, a 6-foot-5 righthander, was selected in the 22nd round of the 2013 draft in June. He was a junior at the University of Tampa this past season and was the winning pitcher when Tampa won the NCAA Division II World Series.

Keller compiled a 6-3 record and 3.95 ERA this season at Tampa. He graduated from Xavier in 2010 and spent two years at Nebraska before transferring to Tampa.

Keller will be assigned to Baltimore's team in the Gulf Coast League or to a Rookie Short-Season team.