Career
Maas was born in Eindhoven and made his debut in professional football in the 1989-1990 season when playing for Football Club Eindhoven. He had a second stint at RKC Waalwijk til July 2009 when he retired. He has also played competitive matches for Feyenoord, Arminia Bielefeld, Hertha Bachelor of Science, MSV Duisburg and Heracles Almelo.