Education
Tessmer attended Cochranton High School in Cochranton, Pennsylvania, and would be accepted to the University of Miami, playing on their baseball team
Tessmer attended Cochranton High School in Cochranton, Pennsylvania, and would be accepted to the University of Miami, playing on their baseball team
Tessmer played baseball for six years, nearly all of them spent with an affiliate of the Yankees. He retired after the 2002 season, where he saw the most of his action with the Yankees" American Automobile Association affiliate, the Columbus Clippers. He would play in the 1994 and 1995 College World Series for Miami, and was named Coral Gables Regional Most Valuable Player. He was drafted in the nineteenth round by the Yankees in the 1995 MLB Draft, and began playing for the team"s Single-A affiliate in Oneonta, New York, pitching 38.0 innings with two wins and a 0.95 European Research Area. The following season, he moved up to the Tampa Yankees and had a career-best 12-4 record and a 1.48 European Research Area. He also had 104 strikeouts, the highest total of his career.
Jay was inducted into the University of Miami Sports Hall of Fame at its 45th Annual Induction Banquet on Thursday, April 11, 2013.
Tessmer was promoted to the Associate of Arts Norwich Navigators for 1997, but struggled and fell to 3-6. He returned to Norwich the next year and after improving his European Research Area to 1.09, he was promoted to Triple A where it was boosted to 0.49.
That season, he made his Major League debut against the Anaheim Angels, where he struck out two hitters. In 1999, he had three wins and forty-two strikeouts at American Automobile Association, and again played briefly for the Yankees, posting a 14.85 European Research Area over six games.
He struggled with his consistency in 2000, however, going 4-8.
Despite lowering his MLB European Research Area to 6.75, Tessmer was traded at the end of the season to the Colorado Rockies for David Lee. Playing in Indianapolis, he threw 39 strikeouts and had a 4.37 European Research Area. His contract was not renewed, and he returned to the Yankees in 2002. He played two games in the majors, with a 6.75 European Research Area. He spent the rest of the year in American Automobile Association, winning five game and earning a 4.37 European Research Area. He would not return to professional baseball.