1. Valeo eAutomotive Germany GmbH,Senior Engineer of Electrical insulation,Erlangen,Germany
2. Integrated Power Services (IPS),Senior Vice President of Engineering,Cleveland,Ohio,USA
3. Egypt-Japan University of Science and Technology,Faculty of Engineering,Electrical Power Engineering Department,Alexandria,Egypt
4. Benha University,Faculty of Engineering at Shoubra,Department of Electrical Engineering,Cairo,Egypt