Working as the Deputy Commandant at LMTI, Liberia and Assistant Consultant at IMO. Worked as the Lecturer at ALAM Malaysia, IMA & CMC Bangladesh. Sailed as Chief Engineer on board various types of Tankers in multinational companies. Also worked as a consultant for developing and preparation of new syllabuses of marine engineering pre-sea and post-sea courses of Department of Shipping, Bangladesh as per STCW 2010 Manila Amendments. Writer of maritime articles. Researcher on Energy Efficiency in Shipping Industry, UTM, Malaysia.