Due to injuries and multiple operations on his ankle and knees, he decided to stop playing at the age of 28 and started to concentrate in coaching arena.
[5][6] After 18 years, on 22 November 2021, Nidzam officially returned to his "home" again and was appointed as assistant coach for Michael Feichtenbeiner.
[7] On 9 August 2022, Selangor announced that the management and Michael Feichtenbeiner had mutually agreed to let go of his position as the head coach of the club and to continue the football development project as sporting director which he has held since 2020.
In the 2024–25 season, Nidzam was appointed as the new head coach after Tan Cheng Hoe left his post to joined Thai League 1 side Police Tero.
In 2018, his football life has been featured in a Digi Hari Raya short clip called Niat or Nawaitu.