Career
Portillo started his career at Argentine giants Boca Juniors in 2001, he never played a league game for the club but took part in 2 Copa Mercosur games in 2001. He has had spells at several Swiss clubs and the French team Angers SCO, on 5 September 2009 Air Corps Lugano have signed Young Boys" Argentinian defender on loan until the end of the season. After the season ended, Portillo joined Football Club Chornomorets Odesa in July 2010.