- Associate Professor 2005 - Present
Chemical Engineering Division
University of Nevada, Reno, NV
- Assistant Professor July 1999 - June 2005
Chemical Engineering Division
University of Nevada, Reno, NV
- Graduate Research Assistant August 1996 - May 1999
Chemical and Metallurgical Engineering Department
University of Nevada, Reno, NV
- Graduate Research Assistant January 1996 - July 1996
Department of Chemical Engineering
West Virginia University
Morgantown, WV
- Instructor and Researcher 1992 - 1995
Chemical Engineering Department
University of Costa Rica
- Teaching Assistant 1986-1989
General Chemistry Laboratory Courses
Department of Chemistry, University of Costa Rica.