Saif Ullah Khan has been a member of the faculty of Department of Civil Engineering at Aligarh Muslim University since 2016. He received a B.Tech. in Civil Engineering and M.Tech. in Environmental Engineering from Aligarh Muslim University. He received PhD degree from Aligarh Muslim University in 2019. He was awarded the national-level CSIR Senior Research Fellowship for pursuing his doctoral studies. His field of interest is the treatment of water and wastewater using advanced treatment techniques including nanotechnology, electrochemistry, advanced oxidation, etc. He has been an active researcher and has published more than 35 research papers in national/international journals of repute having citations of more than 1,200 (h-index 16 and i10-index 21) uptill now. He is also a leading reviewer of more than 15 top international journals. Besides, he has been invited for several talks at national as well as international levels. His subjects of interest include environmental engineering, industrial pollution control, hydrology, etc.