After playing for Sanat Naft for three years, he became one of the famous players of the team but left the club in 1976 and joined Shahbaz reaching the third place in the Iranian league in 1976–77 with that club as one of the key players. He signed a two-year contract with Pas in 1978. He played for different clubs in Iranian, Emirati, Qatari and Egyptian leagues for 16 years. He returned to Pas in 1994 and retired in 1996.
In 1994, Ghasempour returned to Pas as a player-manager and managed the team until 1995. After he retired from playing, he was appointed as the head coach of B team of Pas club and was selected again as the manager of Pas in 1997 but resigned after six months to become the manager of Iran national under-23 football team. He was sacked in 1999. Two months after, he returned again as the head coach of Pas. He was appointed as the manager of Sanat Naft in July 2001 and was managing the team until February 2002. Bargh Shiraz signed a contract with Ghasempour in February 2002 and he stayed there till December 2002. He became the head coach of United Arab Emirates club, Hatta Club, in January 2006. He resigned in April 2007 and was appointed as the head coach of Sanat Naft in July 2007. After bad results, Ghasempour was sacked in March 2008. In June 2008, he was appointed as the head coach of Homa and resigned the same year. He returned to Hatta in November 2008 but resigned and became the head coach of Emirates Club. He left the club over disagreements with the club's chairman. He was appointed as the head coach of Iran Pro League side Damash Gilan on 20 September 2011 replaced Mehdi Dinvarzadeh but he resigned on 31 December 2011 after just five months in charge. He was appointed as Mes Kerman's new head coach on 15 February 2012, signing a contract until the end of season. He began his career in Mes with a 1–1 draw with Persepolis. After some good results with the team that saved the club from relegation, his contract was extended for one more season but he was sacked on 27 December 2012.