Aug. 31, 2017 - Aug. 31, 2021
Adjunct Professor at Cornell University
Nov. 1, 2009 - Aug. 30, 2015
Director Gas Separation Group at Chicago Bridge & Iron
April 1, 2001 - Oct. 31, 2009
Chief Technology Officer at H2Gen Innovations, Inc.
June 12, 1995 - March 30, 2001
Principal Engineer at Directed Technologies, Inc.