He was a visiting researcher at NASA/GISS and LMD/France. Member of the Faculty of INPE PGMET. Retired researcher at the National Institute of Space Research and leader of the research group - remote sensing of the atmosphere. Currently visiting researcher at the Max Plack Institut for Chemistry and USP Physical Institute . He has experience in meteorology, with emphasis on Remote Sensing of the Atmospheric Sensing, nowcasting and tropical convection, working mainly on the following topics: convection, climatology and convective system. He serves or served as Coordinator of the Expert Team in Satellite Utilization and Products (WMO), member of the Expert Team on the Evolution of the Global Observing System (WMO), member of the International Commission on Clouds and Precipitation, member of the Scientific Council of IRD-France (Institut de Recherche pour le Developpement), member of the ARM Scientific Board, member of the ATTO SSC, and Area coordinator (Geosciences) of FAPESP. He was Head of the Atmospheric Sciences Division of the IAE, the Division of Satellites and Environmental Systems of INPE and Coordinator of CPTEC. He received the CAPES award, as advisor, best Geosciences Thesis 2017 and Peter Muranyi Award - Innovation and Technology in 2018 and top download paper 2020 Meteorological Application.