Chair Professor July 2024 - present
Astronomy Department, Tsinghua University
Chief Scientist July 2018 – Aug 2024The Five-Hundred-Meter Aperture Spherical Radio Telescope (FAST) project
Chief Scientist Jan 2012 - present
Radio Astronomy Division, National Astronomical Observatories of China
Research Scientist Jan 2007- Dec 2011
Jet Propulsion Lab, California Institute of Technology
National Research Council Fellow May 2005 - Dec 2006
Jet Propulsion Laboratory/California Institute of Technology
Astronomer Feb 2002 - May 2005
Harvard-Smithsonian Center for Astrophysics
Honors:
Member of Group Achievement Award, NASA, 2010
citation:“Outstanding achievements in the successful development of critical hardware …”
Residence Research Fellow Award, the National Research Council (US), 2005