Regional Research and development directorFull Time
Henkel
Jan 2001 - Present -24 yrs, 6 months
Product development chemistFull Time
Pfizer
Jan 1998 - Dec 2000 -2 yrs, 11 months
Assistant professorFull Time
Mansoura university
Sep 1996 - Dec 1997 -1 yr, 3 months
Jan 2017