Fox has logged Major League time, making one start with the Minnesota Twins and three more appearances in relief with the Boston Red Sox, all during the 2010 season. For his minor league career, Fox is 45-36 with a 3.78 ERA, and won a career-high 10 games at Triple-A Pawtucket in the Red Sox organization in 2011. He spent last season in the Seattle Mariners organization.

The 30-year-old was an All-American at the University of Central Florida where he opposed teammate Jeff Fiorentino in the Atlantic Sun Conference, and was drafted in 2004, taken in the first-round (35th overall) by Minnesota that year.