He has almost ten years research and project experiences in renewable energy, energy conservation and energy efficiency. His research and project interest are in renewable energy systems (solar thermal, photovoltaic, low grade geothermal and biomass); HVAC systems (passive and active); and building science (building envelope and indoor thermal environment).

He has authored several papers in books, review journals, research journals and conference proceedings. He has presented and submitted dozens of technical reports for collaborative projects with companies. He has forthcoming book in solar energy in collaboration with different experts in solar energy around the world. He is now preparing his second book in tropical buildings. He is regularly invited as reviewer for several international journals in the field of air handling systems, energy systems and building environment. On occasion he was invited to review research funding applications and give technical and scientific comments in international science and engineering activities.

He got his Doctor of Philosophy (2009) in Engineering specializing in the Building Thermal Engineering at the Tohoku University, Japan as Japanese Government Scholar; his Master of Science (2003) and Bachelor of Science (2000) in the field of Mechanical Engineering from the Mindanao State University at Iligan Institute of Technology, Philippines as Philippine Government Scholar. He is a member of the American Society of Mechanical Engineers (ASME), International Solar Energy Society (ISES), and an associate member of the International Institute of Refrigeration (IIR).