*       Appointed as a teaching assistant in the Faculty of Economics & Studies in 1966.

*       Lecturer in Faculty of Economic & Social Studies since 1972.

*       Associate Professor Dept. of Econometrics & Statistics since 1986.

*       Head Dept of Econometrics & Social Statistics 1978- 1987; 1991-1992.

*       Director of Development Studies & Research Centre DSRC                          1992-1996.

*       Deputy Dean Faculty of Economic & Social Studies.1996- 200