A centre-back, he played for clubs like Universidad de Chile, América and Colo-Colo. As a youth player, he was with Academia Santa Inés, a traditional Football Academy based in La Serena.
[1] Rojas began his professional career in his native country, playing for Club de Deportes La Serena from 1990 to 1993.
Excluding a six-month loan in 2004 to Universidad Católica de Chile, Rojas has been a staple of the Club América defense for seven years.
During his stay in Mexico, Rojas won two championships with his club, in the Verano 2002 season and most recently after the Clausura 2005 tournament.
[6] Rojas got a degree in Industrial engineering and also worked as councillor of La Serena from 2013 to 2016 by replacing Mary Yorka Ortiz.