 In the Clausura 2007 tournament, Universidad de Concepción made the finals of the playoffs and lost to Colo-Colo.

Aros made his international debut for Chile on April 29, 1998 against Lithuania.He was a participant at the 1998 FIFA World Cup with Chile.He only played in one game at the '98 World Cup, which was in the Round of 16 match versus Brazil.