Corrigan is a longtime associate of Twins general manager Terry Ryan. A former pitcher and fourth-round Draft choice of the Dodgers in 1972, Corrigan pitched in the Dodgers' and Twins' farm systems for six years.
Following his playing career, he coached baseball at his alma mater, Iowa State, and at Cal State Fullerton before joining the A's as an area scout. He then joined the Twins' staff for a 20-year stint that saw him serve as the team's West Coast supervisor, director of scouting, Minor League field coordinator and then a special assistant to Ryan from 1999-2007.
Corrigan left the Twins to be a special assistant to Pirates general manager Neal Huntington in 2008 following Ryan's initial retirement as Twins GM.