[4] He was trained in classical music by Sangeetacharya Tarapada Chakraborty, the founder of Kotali Gharana which originates from Kotalipara Upazila, Faridpur, Bangladesh.
Rahman joined Radio Pakistan (Dhaka Centre) in the mid-1960s and was appointed the first executive director of the (now defunct) National Academy of Performing Arts, was a principal of the Government Music College, and served as the director general of the Bangladesh Shilpakala Academy for two terms.
As a music director, Rahman set tunes to various songs for Bengali language films both in West Bengal and Bangladesh.
He made his own debut movie Goon Kotha and sang songs including Dora Kata Dagh Dekhe Bagh Kena Jay, and Bhaobashar mullo koto.
He gave tunes to the patriotic song of Bangladesh Jonmo Amar Dhonno Holo Maago sung by Firoza Begum and later by Sabina Yasmin.