Career
Dingsdag began his career 1990 in his hometown with Door Wilskracht Sterk and was 1999 scouted by Vitesse/AGOVV. After two years on youthside by Vitesse/AGOVV was in July 2001 promoted to the Eredivisie side of Vitesse Arnhem. He played in his five years for Vitesse Arnhem 90 games and scored three goals, before signing a contract for League rival.