Post-Doctoral Fellow (Associate Professor), Department of Pharmaceutics and Industrial Pharmacy, Faculty of Pharmacy, King Abdulaziz University, Jeddah, KSA, December 2013 – present. Associate Professor, Department of Pharmaceutics and Industrial Pharmacy, Faculty of Pharmacy, Cairo University, Cairo, Egypt, June 2014-present. Assistant Professor, Department of Pharmaceutics and Industrial Pharmacy, Faculty of Pharmacy, Cairo University, Cairo, Egypt, February 2008 – June 2014. Part-time Assistant Professor, Department of Pharmaceutics and Industrial Pharmacy, Faculty of Pharmacy, Modern University of Sciences and Arts (MSA), Egypt, Spring 2007-2008. Assistant Lecturer, Department of Pharmaceutics and Industrial Pharmacy, Faculty of Pharmacy, Cairo University, Cairo, Egypt, March 2004 – February 2008. Teaching Assistant, Department of Pharmaceutics and Industrial Pharmacy, Faculty of Pharmacy, Cairo University, Cairo, Egypt, October 1999 – March 2004.

Improving bioavailability of poorly soluble drugs. Development and optimization of drug delivery systems. Application of nanotechnology in pharmaceutical formulations.