Professor of Animal Hygiene & Management at the Faculty of Veterinary Medicine, Cairo University. Taught the lectures of the curricular poultry, animal hygiene and epidemiology for 4th and 5th years and the pre-final veterinary students at Faculty of Veterinary Medicine, Cairo University (from July 2011 till now). Advisory and manager of Veterinary quality control and Diagnosis Laboratory in SPF project, Agricultural Research Center, Ministry of Agriculture, Egypt in the interval from September 2001 and so far as (2001- Currently). Technical adviser and executive director of the United Company covalent for livestock development. Coordinator of standard quality management and continuous development, quality and accreditation ensuring unit, Faculty of Veterinary Med. Cairo University from 2011 till 2016.Coordinator of students and graduates files, quality and accreditation ensuring unit, Faculty of Veterinary Med. Cairo University from 2016 till now.