- Associate Professor, Faculty of Industrial Sciences & Technology (FIST), Universiti Malaysia Pahang, Kuantan, Malaysia, (from Jul. 2017 up to now).
- Assistant PIC of Research and Award for Green Technology Research Cluster Faculty of Industrial Sciences & Technology (FIST), Universiti Malaysia Pahang, Kuantan, Malaysia, (from 25 Feb. 2017 – 24 Feb. 2019).
- Committee member at Academic International Promotion & Linkages Committee Faculty of Industrial Sciences & Technology (FIST), Universiti Malaysia Pahang, Kuantan, Malaysia, (9 Jun 2017 – 8 Jun. 2019).
- Head of Green Technology Research Cluster Faculty of Industrial Sciences & Technology (FIST), Universiti Malaysia Pahang, Kuantan, Malaysia, (from 25 Feb. 2015 – 24 Feb. 2017).
- Fellow Researcher, Center of Excellence for Advanced Research in Fluid Flow (CARIFF), Universiti Malaysia Pahang, Kuantan, Malaysia, (from 2014 – at present).
- Senior Lecturer, Faculty of Industrial Sciences & Technology (FIST), Universiti Malaysia Pahang, Kuantan, Malaysia, (from Nov. 2010 to 2017).
- Post-doctoral fellow of the Environmental Engineering Dept., University of Seoul, South Korea, from September 2007 up to July 2008.
- Lecturer of Applied Microbiology, Botany & Microbiology Dept., Faculty of Science, Al-Azhar University, Cairo, Egypt (May, 2006 to 2010).
- Assistant Lecturer of Microbiology, Botany & Microbiology Dept., Faculty of Science, Al-Azhar University, Cairo, Egypt (2001 – 2006).
- Demonstrator of Microbiology, Botany & Microbiology Dept., Faculty of Science, Al-Azhar University, Cairo, Egypt (1996 – 2001).
