Tuan Haji Nordin bin Haji Mahmood has been in the Malaysian education system for many years. He served as a lecturer, a headmaster and later, was appointed to the position of State Education Supervisor. In 1991, he was invited to sit on a panel set up to discuss the Education Act 1991. He is also a former member of the National Economic Consultation Council (MAPEN). Tuan Haji serves on the Board of Advisors of Lembaga Urusan Tabung Haji (LUTH).
Currently he is the Chairman of Koperasi Kesatuan Guru-Guru Melayu Malaysia Berhad and a Board member of University Kebangsaan Malaysia (National University of Malaysia).