Background
He grew up in Roseville, Caclifornia and graduated from Oakmont High School.
He grew up in Roseville, Caclifornia and graduated from Oakmont High School.
Guilmet attended the University of Arizona from 2006 to 2009.
He has played for the Cleveland Indians, Baltimore Orioles, Tampa Bay Rays and Milwaukee Brewers of Major League Baseball (MLB). He later played college baseball for the University of Arizona. Oakland Athletics
In 2007 he was the Pac-10 Pitcher of the Year.
He was drafted by the Oakland Athletics in the 22nd round of the 2008 Major League Baseball Draft, but did not sign and returned to Arizona.
Cleveland Indians
He was then drafted by the Cleveland Indians in the ninth round of the 2009 Major League Baseball Draft. Guilmet started the 2013 season with the Triple-A Columbus Clippers, and was called up to the majors for the first time on July 7, 2013.
He made his major league debut on July 10 against the Toronto Blue Jays, and was optioned back to Columbus the next day. Baltimore Orioles
Eight days after the Indians designated him for assignment on March 30, 2014, Guilmet was traded to the Baltimore Orioles for Torsten Boss on April 7.
He spent most of the season with the AAANorfolk Tides where he appeared in 40 games.
After pitching six scoreless innings in his first five games with the Orioles, he picked up his only decision with the ballclub in a 3–1 loss to the Houston Astros at Minute Maid Park on May 29. He made a total of 10 relief appearances with the Orioles, surrendering six earned runs and eight hits in 101⁄3 innings. He was designated for assignment on September 27 when the Orioles needed to make room on its 40-man roster for Alexi Casilla who had been promoted from the Tides.
Toronto Blue Jays
He was designated for assignment on December 19, and subsequently claimed off waivers by the Toronto Blue Jays on December 23.
Guilmet was optioned to the Triple-A Buffalo Bisons on March 15, 2015. On May 10, he was designated for assignment by the Blue Jays.
Tampa Bay Rays
Guilmet was claimed off waivers by the Tampa Bay Rays on May 13, 2015, and optioned to the Triple-A Durham Bulls. After 4 games with Durham, he was recalled by the Rays on May 24, and optioned back to Durham after that day"s game.
He was designated for assignment on July 7.
Los Angeles Dodgers
Guilmet was claimed off waivers by the Los Angeles Dodgers on July 10, 2015, and optioned to the Triple-A Oklahoma City Dodgers. The Dodgers designated him for assignment on July 21. Milwaukee Brewers
The Milwaukee Brewers claimed Guilmet off waivers on July 31, 2015.
He was outrighted to the Triple-A Colorado Springs Sky Sox on September 8.
During the 2015 season, Guilmet played for four different Triple-A organizations, Buffalo, Durham, Oklahoma City and Colorado Springs. He made 39 appearances in the minors and had a 2–2 record with a 2.15 European Research Area and 46 strikeouts.
He also pitched in the majors for Tampa Bay and Milwaukee, compiling a 0–0 record with an 11.05 European Research Area and six strikeouts in five outings. Detroit Tigers
On December 11, 2015, Guilmet signed a minor-league contract with the Detroit Tigers, and was invited to spring training.