In the late 1980s, Krunić played for the two biggest clubs in Bosnia and Herzegovina, Sarajevo and Željezničar, while the teams competed in the Yugoslav First League.
[1] He subsequently moved to OFK Beograd due to the outbreak of the Bosnian War, spending two seasons with the Romantičari (1992–1994).
During his footballing career, Krunić also played professionally in Spain, South Korea (he won the 1996 Korean FA Cup with Pohang Steelers) and Greece.
[2] Together with Risto Vidaković, Krunić served as assistant to Spaniard Javier Clemente at the helm of the Serbia national team during the UEFA Euro 2008 qualifying.
He was later manager of BASK, Željezničar, OFK Beograd, Čukarički, Inđija, Jagodina (on two occasions), Dalian Yifang and Radnik Surdulica.