Dr. Chayan Kumer Saha is a professor in the Department of Farm Power and Machinery at Bangladesh Agricultural University, Mymensingh, and a leading researcher in the innovation and adaptation of climate-smart agricultural technologies in Bangladesh. His research interests focus on the precision application of renewable energy and machinery, particularly in climate-smart agriculture for agricultural production and processing. He possesses twenty-five years of research experience as Principal Investigator, Co-Principal Investigator, associate director, research coordinator, and researcher on various national and international projects in collaboration with different international research institutions from the USA, UK, Denmark, Germany, Netherlands, India, Cambodia, Nepal, among others. He serves as the In-Country Lead for the recently funded Ayrton Challenge and UKRI project “SMART-SIP+ – Innovative Approach to Downstream Energy Utilisation from Solar Irrigation Pumps in Bangladesh,” which aims to develop an innovative decision support system tool and Digital Twin for the downstream utilization of solar energy. He has made substantial contributions to notable developments, such as the BAU-STR drier, the IoT-based HortiCool storage, and solar hybrid dryer for fruits and vegetables, and an IoT-based solar-pump drip irrigation system. He possesses lifetime membership in several professional societies, including AAAE, IEB, and BSAE, and is a general member of the American Society of Agricultural and Biological Engineering (ASABE), in addition to serving as the country representative for the International Society of Precision Agriculture (ISPA). Dr. Saha’s research excellence has been recognized with Global Research Impact Awards (2019, 2020, 2022) from Bangladesh Agricultural University Research System (BAURES). He was a member of the FAO Technical Advisory Group on Circular Bioeconomy, contributing to global guidelines on “The Role of Livestock in Circular Bioeconomy Systems”. His scholarly contributions include 1 book, 2 book chapters, 110+ peer-reviewed articles, and around 100 conference presentations, including keynote and invited talks. Dr. Saha’s academic mission is to link research with practice—empowering smallholder farmers through innovation, mechanization, and sustainable agricultural transformation in Bangladesh and beyond.