Collado started his career at Parmalat and played for América Managua before returning to El Salvador and joining Once Municipal.
[1] He moved back to El Salvador in summer 2009 to play for Alianza and be reunited with manager Nelson Ancheta.
[3] In January 2011, the Nicaraguan FA (FENIFUT) suspended Collado from playing football pending an investigation relating him to Wilson Raj Perumal and he was subsequently accused of trying to fix matches in the CONCACAF Champions League in the 2009–10 and 2010-11 seasons.
[4] On October 16, 2012, Collado was given a lifetime ban from all football-related activities by FIFA, in relation to match fixing in a game between Nicaragua and Guatemala on 4 September 2010.
[5] Collado made his debut for Nicaragua in a February 2008 FIFA World Cup qualification match against the Netherlands Antilles and has earned a total of 9 caps, scoring no goals.