VISITING PROFESSORSHIPS
[Visiting Professor in Australia, Austria, Belgium, India, Italy, Sweden, Singapore, South Africa, and Switzerland]
US-India Exchange Scientist (l2/80 - l/8l)
Gave lectures on mathematical modeling in hydrology and hydraulics at (a) Water Technology Center, Indian Agricultural Research Institute, New Delhi, (b) Indian Institute of Technology, Kharagpur, (c) Bihar College of Engineering, Patna, (d) Pant College of Technology, G. B. Pant University of Agriculture and Technology, Pantnagar, and (e) Central Mine Planning and Design Institute Limited, Ranchi.
Visiting Academic (5/82 - 6/82)
Department of Civil and Mining Engineering, The UniverÂsity of Wollongong, Wollongong, New South Wales, Australia. Gave lectures on hydrologic modeling and conducted research on ungaged basin hydrology.
Senior Research Engineer (7/84 - 8/84)
Environmental Laboratory, U.S. Army Engineer WaterÂways Experiment Station, Vicksburg, Mississippi. Conducted research on mathematiÂcal modeling of streamflow from ungaged basins, and on evolution of breach during dam failures.
Senior Research Engineer (5/85 - 8/85)
Environmental Laboratory, U.S. Army Engineer WaterÂways Experiment Station, Vicksburg, Mississippi. Conducted research on military hydrology with specific reference to streamflow modeling on ungaged basins, and dam breach development and its impact on downÂstream flooding.
Senior Research Engineer (5/86 - 8/86)
Environmental Laboratory, U.S. Army Engineer Waterways Experiment Station, Vicksburg, Mississippi. Conducted research on military hydrology with emphasis on sensitivity of dam breach parameters on downstream hydrology.
Senior Research Engineer (5/87 - 5/88)
Environmental Laboratory, U.S. Army Engineer Waterways Experiment Station, Vicksburg, Mississippi. Conducted research on military hydrology with emphasis on dam breach modeling technology.
Visiting Professor (3/88 - 5/88)
Laboratory of Hydrology, Interuniversity Post-graduate Programme in Hydrology, Vrije Universiteit Brussel, Brussels, Belgium.
Visiting Professor (5/90)
Institute of Hydraulics and Hydraulic Structures, University of Basilicata, Potenza, Italy.
Visiting Professor (6/90)
Institute of Hydraulics and Energy, Swiss Federal Institute of Technology, Lausanne, Switzerland.
Visiting Professor (5/92 - 6/92)
Institute of Soil and Water Management, Swiss Federal Institute of Technology, Lausanne, Switzerland.
Visiting Professor (5/94 - 9/94)
Department of Water Resources Engineering, Lund Institute of Technology, Lund University, Lund, Sweden.
Visiting Professor (10/94 - 1/95)
Laboratory of Hydraulics, Hydrology, and Glaciology, Swiss Federal Institute of Technology, Zurich, Switzerland.
Senior Research Engineer (1/95 - 5/95)
Hydraulics Laboratory, U.S. Army Engineer Waterways Experiment Station, Vicksburg, Mississippi.
Visiting Professor (5/95 - 8/95)
Laboratory of Hydraulics, Hydrology and Glaciology, Swiss-Federal Institute of Technology, Zurich, Switzerland.
Visiting Professor (5/97)
Institute of Geography, Swiss-Federal Institute of Technology, Zurich, Switzerland.
Visiting Professor (5/97)
Department of Environmental Engineering and Physics, University of Basilicata, Potenza, Italy.
Visiting Professor (7/97 - 8/97)
Water Resources Development Training Centre, University of Roorkee, Roorkee, India.
Visiting Professor and Fulbright Scholar (4/98 - 5/98)
Institute of Hydrodynamics, Hydraulics and Hydrology, University of Technology, Graz, Austria.
Visiting Professor and Fulbright Scholar (6/98 - 7/98)
Institute of Hydraulics and Hydrology, University of Technology, Vienna, Austria.
Hydraulic Engineer (5/99 - 7/99)
River Systems and Meteorology Group, Technical Services Center, Bureau of Reclamation, U. S. Department of Interior, Denver, Colorado.
Hydraulic Engineer (7/2001 - 12/2001)
School of Civil and Environmental Engineering, Nanyang Technological University, Singapore.
Visiting Eminent Professor (1/2007 – present)
School of Natural Sciences, University of Western Sydney, Penrith South DC, New South Wales, Australia.
Visiting Professor (January 2012)
Institute of Hydraulics ad Water Engineering, Technical University of Munich, Munich, Germany.
Senior Research Engineer (7/2012 - 8/2012)
Hydraulics and Coastal Laboratory, U.S. Army Engineer Waterways Experiment Station, Vicksburg, Mississippi.
Senior Research Engineer (6/2013 - 8/2013)
Hydraulics and Coastal Laboratory, U.S. Army Engineer Waterways Experiment Station, Vicksburg, Mississippi.
Visiting Professor (6/2013 - 7/2013)
Department of Soil Science, Universidade Federal Rural de Pernambuco (UFRPE), Recife, Brazil.
Senior Research Engineer (6/2014 - 8/2014)
Hydraulics and Coastal Laboratory, U.S. Army Engineer Waterways Experiment Station, Vicksburg, Mississippi.
Visiting Professor (2016 - present)
Department of Statistics and Information Sciences, Universidade Federal Rural de Pernambuco (UFRPE), Recife, Brazil.
Adjunct Professor (2018 - present)
Tarbiat Modares University, Tehran, Iran.
Distinguished Visiting Professor (2018 - present)
Department of Water Resources Development and Management, Indian Institute of Technology Roorkee, Roorkee, India.
Distinguished Visiting Professor (2021 - present)
Department of Civil Engineering, Indian Institute of Technology Hyderabad, Hyderabad, India.