Chicago White Sox
Wassermann was signed as an undrafted free agent in 2003 after attending a tryout camp for the Chicago White Sox; [2] he sold knives in between attending tryouts. That year,he started his minor league career with the Bristol White Sox,while posting an 0–1 record and a 14.73 ERA in four appearances. [3] Wassermann also made six appearances for the Kannapolis Intimidators,going 1–1 with a 1.00 ERA over nine innings pitched. [3] In 2004,he posted a record of 2–3,recorded 30 saves,and pitched to a 2.56 ERA over 51 games for Kannapolis. [3] Wassermann was later promoted to the Single-A Winston-Salem Warthogs,where he finished 1–0 with a 2.70 ERA in 10 games. [3] In 2005,Wassermann went 4–2 with 20 saves and a 1.37 ERA over 42 games for Winston-Salem. He also played in 14 games for the Double-A Birmingham Barons,going 2–0 with a 2.14 ERA. [3] Wassermann spent the entire 2006 season in Birmingham,compiling a 4–8 record with 22 saves and a 2.56 ERA over 61 appearances. [3] In 2007,he was promoted to the Triple-A Charlotte Knights. He allowed only four home runs in four seasons during his minor league career. [3]
Wassermann was called up to the White Sox on July 17,2007,replacing Nick Masset on the team's active roster. [4] Wassermann made his major league debut on July 20,facing the Boston Red Sox at Fenway Park,and retired both batters he faced. [5] He pitched 42 2/3 innings in 55 relief appearances over two seasons while posting a 2–3 record and a 5.06 ERA in his major league stint. [6] He never allowed a home run in his major league career of 57 games. [6] After spending time with the Charlotte Knights in between major league stints,Wassermann would spend the entire 2009 season in Charlotte. In 43 appearances,he was 7–3 with one save and a 3.68 ERA over 63.2 innings pitched. [3] On November 9,2009,he elected free agency.
United States 