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Club coaching career
Vecchio began his coaching career in Lanus, and then moved to the Argentine League club Obras Sanitarias, where he won the William Jones World Cup in 1983. He moved to the Puerto Rican League, for 3 years with Coamo. Then he came back to Argentina, where he won 2 TNA cups with Estudiantes Concordia and Regatas SN. He also coached teams in Venezuela, Mexico, Chile, Cyprus, Saudi Arabia, Lebanon, and Bahrain.
National team coaching career
He won the gold medal at the 1995 Panamerican Games, and the 1995 Olympic Qualifier, that gave Argentina a presence in the 1996 Summer Olympic games, after a long drought from playing in Olympics competition. He was also the head coach of 3 other national teams, Mexico, Venezuela, and Panama.Chile
- "Archived copy". Archived from the original on 2016-08-05. Retrieved 2016-05-06.
- "Argentina's Game for U.S.; After 44-Year Wait, They're Wide-Eyed for Dream Team". The Washington Post. 16 July 1996. Retrieved 8 January 2011.