Career
Lammers started his professional career in the 1982-1983 season. He played for Willem II Tilburg, RKC Waalwijk, VVV-Venlo, Toulon, NAC Breda, Royal Bank of Canada Roosendaal and New Zealand club Auckland Kingz. After his active career he started to work as an assistant coach, and also served as striker coach at Feyenoord Rotterdam"s youth complex.
He was subsequently signed by SBV Excelsior as Alex Pastoor"s aide at the small Rotterdam-based club
In June 2011, after the departure of Pastoor to Nippon Electric Corporation Nijmegen, he was promoted as head coach for the new season. After one year to serve as head coach, he left Excelsior in charge of Eerste Divisie club Football Club Eindhoven.
He signed a two-year contract with the club