1- Demonstrator of Biochemistry: 1997-2000.

2- Assistant lecturer: 2000- 2005.

3- Lecturer of Biochemistry: 2005 - 2010.

4- Ass. Professor of Biochemistry 2/3/2011.

5- Professor of Biochemistry 23/11/2016.

6- Researcher in Tumor Marker Oncology Research Unit, Al-Azhar University: 1997 - 2008.

7-Head of Biochemistry Department, Faculty of Pharmacy, MSA University, 2010/2011.

8-  Vice Dean Faculty of Pharmacy for Education and Student Affairs, Damanhour University from 6/12/2012.

9- A member of the University Education and Student Affairs Committee, Damanhour University.

10- Head of Education and Student Affairs Committee, Faculty of Pharmacy, Damanhour University.

11- A member of Quality Assurance Unit (QAU) Committee, Faculty of Pharmacy, Damanhour University.

 12- Ex. Manager of Clinical Pharmacy Program, Faculty of pharmacy, Damanhour University.

13- Manager of IT Unit, Faculty of pharmacy, Damanhour University.

14- General Supervisor for Medical Care Unit, Damanhour University.

15- Head of University Laboratory Equipment Committee, Damanhour University.

16- Member of Supreme Advisory Committee for the University President, Damanhour University.

17- Member of Difficulties and Obstacles Committee, Damanhour University.

18- Member of Creation and Innovation Committee , Damanhour University. 

19- Act as Dean of the Faculty of Pharmacy , Damanhour University starting from 21-6-2017 to 19/1/2018

20- Dean of Faculty of Pharmacy, Damanhour University from 20 /1l2018 by ARE President Decision No. 37 in 2018.

21- Authorization ByTasks of Vice University President for Postgraduate and Researchs from 14/4/2018

22. Dean of Faculty of Pharmacy, Damanhour University from 18 /2/2021 by ARE President Decision No. 49 in 2021.