Joseph joined the department of Spatial Sciences, Curtin University (Australia) in 2006 under a Curtin Research Fellowship and concurrently undertook the prestigious Alexander von Humboldt (AvH) Fellowship at the Geodetic Institute (Karlsruhe Institute of Technology, Germany) having been awarded the 2008-2011 Ludwig Leichhardt Memorial Fellowship for experienced researchers. In 2015, he won all the three major Fellowship Awards: Alexander von Humboldt (Germany), Japan Society of Promotion of Science (Japan) and Brazil Frontier of Science (Brazil) to carry out research in those countries. He is currently an Associate Professor at the Department of Spatial Sciences, Curtin University, Australia.Research Interests are in Satellite Environmental Sensing, e,g., changes in global and regional stored water (surface, underground, ice, and soil moisture) using GRACE and TRMM satellites; Climate Change using GNSS and altimetry satellites; Environmental Impact Assessment (EIA), Environmental Audit (EA) and Monitoring, Geometrical Geodesy, GNSS, Mathematics (Algebra, Robust Statistics, Quantitative Methods).