He began playing professional football with Caen in the north of France, where his size (1.87 meters) made him a formidable striker. After starting at Caen, Valéro spent most of his career in the lower levels of French football.
He commenced his professional football tenure with Caen in northern France, where his stature (1.87 meters) rendered him a powerful attacker. Subsequently, Valéro devoted most of his career to playing in the lower echelons of French soccer.