Professor Dr. Sheikh Sirajul Islam joined as Senior Research Officer at Bangladesh Forest Research Institute (BFRI) in 1973. He was later promoted to Divisional Office as Chief Research Officer and Director. Prof. Dr. Islam has also enjoyed an FAO fellowship to obtain a higher degree from the USA. He later joined as a faculty member for 6 years at Al-Fateh University, Tripoli, Libya. He then joined as a part-time faculty member to Institute of Forestry and Environmental Science, Chittagong University. After his retirement as a Director of BFRI, he joined as a faculty member at BRAC University in 2005.in 2006, Prof.Dr Sirajul Islam joined as a faculty member of Bangladesh University. He was then employed in International Islamic University of Bangladesh as a professor for 11 years. Currently, he is appointed as Professor and Registrar at University of Creative Technology, Chittagong (UCTC).
Dr. Islam has published a total of 33 publications in nationally and internationally recognized journals. He has also published a book “A manual of sampling techniques”. Another book “Research Methods in Business” is on its way of publication. He was twice awarded the honorable Prime Minister’s award on tree plantation at IIUC campus.