- Chair, Computer Science Department, July 1998-Present
- Co-Director of the Ph.D Program in Engineering and Sciences, September 1995-September 1998
- Professor, Computer Science Department, University of New Orleans, August 1995-Present
- Associate Professor, Computer Science Department, University of New-Orleans, September 1989-August 1995
- Part-Time Instructor, NASA Stennis Space Center - Mississipi
- Assistant Professor, Electrical Engineering Department, University of Detroit, January 1987-August 1989
- Research Assistant, Wayne State University , Detroit, January 1986-October 1986
- Instructional Assistant, Wayne State University, Detroit, September 1985-January 1986
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