Princeton University, Department of Mechanical and Aerospace Engineering (1988-)
Robert H. Goddard Professor (1995-)
Professor (1988-1995)
Associate Chair (1996-1998)
University of California at Davis, Department of Mechanical Engineering (1984-1988)
Professor (Step VI, 1987-88; Step V, 1984-87)
Northwestern University, Department of Mechanical and Nuclear Engineering (1976-1984)
Professor (1981-84)
Associate Professor (1976-81)
Princeton University, Department of Aerospace and Mechanical Sciences (1975-1976)
Member of Professional Research Staff
General Motors Research Laboratories (1973-1975)
Associate Senior Research Engineer