- Vice director of Al Nsser Pediatric Hospital Lab from 2014 to 2021.

- Head of microbiology department at Al Nasser Paediatric Hospital lab from 2009 and still.

- Lab technician at Al Nasser Paediatric Hospital from 2003 to 2009

- Lab technician at European Gaza Hospital from 2000 to 2003

-Histopathology technician at the European Gaza Hospital from 2001 to 2002

- Lecturer of Biology and Microbiology for nursing, at Faculty of Intermediate studies in AL'Azhar University. From 20/02/2007 and still.

- Lecturer of biology, general microbiology, diagnostic microbiology, Parasitology, Mycology, and Introduction to medical lab. for medical technology technicians, at Faculty of Intermediate studies in EL'Azhar University. From 7/9/2013 and still.

- Lecturer of "General biology (A&B), Microbiology, and Management and safety in lab. for "Scientific Lab Tech" students, at the University Collage of Applied Science and Technology (UCAST). From 01/09/2007 till 1/7/2009.

- Lecturer of Practical general microbiology, Practical diagnositic microbiology, and General microbiology for nurse at "Al Aqsa University". From 3/3/2011 till now (5 semesters).

- Lecturer of Practical general microbiology, Practical mycology "Islamic University- Gaza". From 1/3/2021 till 1/6/2021 (1 semeter).

- Lecturer of General microbiology, Mycology. "Al Azhar University". From 26/2/2022.