 He spent the 2005–06 season on loan to Málaga CF's B-team in the second division and, upon returning to Espanyol, he became a defensive centerpiece alongside another club trainee, Daniel Jarque; his La Liga debut came on 1 October 2006, in a 0–0 away draw against CA Osasuna.In the 2006–07 campaign, Torrejón played in ten UEFA Cup games, as the "Pericos" went all the way to the final.There, he missed the decisive shot in a 3–5 penalty shootout loss to Sevilla FC.