Milwaukee Brewers Stetter was then drafted in the 16th round (459th overall) by the
Milwaukee Brewers in the
2003 Major League Baseball draft. Stetter made his major league debut on September 1, , against the
Pittsburgh Pirates. On September 29, Stetter picked up his first major league
win against the
San Diego Padres and his former minor league and college teammate
Joe Thatcher. Stetter was up and down between the Brewers and Triple-A Nashville during the 2008 season. He was added to the Brewers postseason roster, where he was a left-handed specialist, striking out of
Ryan Howard and
Chase Utley. On April 17, 2009, Stetter gave up
Gary Sheffield's 500th career home run. On June 17, Stetter set a record by retiring his 10th and 11th consecutive batters by strikeout. This was a memorable day for Stetter as he also recorded his one and only save in major league baseball. In the bottom of the 11th, Stetter struck out the last to Indians batters to preserve a wild 9-8 Brewers victory. As of June 25, the last 15 batters Stetter has retired have been by strikeout followed by a fly out to
Corey Hart ending the streak. On November 15, 2011, Stetter refused a minor league assignment and elected to become a free agent. Stetter signed a minor league contract with the
Texas Rangers on January 23, 2012. He also received an invitation to spring training. However, he was released on March 26. Stetter re-signed with the
Milwaukee Brewers on a minor league contract on April 11, 2012. In 5 seasons with the Brewers, Stetter went 8–2 with a 4.08 ERA in 132 games with 89 strikeouts in 86 innings.
Los Angeles Angels of Anaheim On November 8, 2012, Stetter signed a minor league deal with the
Los Angeles Angels of Anaheim with an invitation to spring training; Stetter has spent the 2013 season with the
Salt Lake City Bees, the Angels' Triple-A affiliate. ==Coaching career==