Starting his playing career with Penang from 1996 to 1997, he spent the majority of his career with Perlis for two different stints, forming a part of Perlis Golden Era team that won the club's first league title in 2005, entering three successive Malaysia Cup finals from 2004 to 2006, which saw the team won twice in 2004 and 2006.
In 1998, he made a shocking decision to retire from the M-League for two years, citing not being able to concentrate on football for that time and wanting to try and focus on a new career.
[2] However, he joined semi pro side TM Melaka in the same year, winning the league title and promotion to the second tier.
[8] In July 2005, Manzoor scored a goal that secured the team's first ever top flight title in front of their home crowd.
[15][16] After his retirement as a player, he joined USM's coaching team, assisting S. Veloo in the 2012 Malaysia Premier League.
[18] Manzoor worked under K. Devan and Jacksen F. Tiago for the 2014 and 2015 seasons respectively, in which the latter guided the team's promotion to 2016 Malaysia Super League.
Under his guidance, he led the club to the semi-final stage of the 2018 Malaysia FAM Cup, before eliminated by the champions, Terengganu City F.C.
[23] Manzoor was announced as the head coach for his childhood club, Penang in April 2019, replacing Ahmad Yusof.