He is currently the Senior Professor of Mechanical Engineering at one of the most prestigious universities in the Middle East wherein he lectures on Thermodynamics, hydromechanics, HVAC and Engineering Drawing.

During his career life, Dr. Al Hassan worked as the Senior Engineering Manager of ESD Industries in Canada wherein he managed the design & calculation of pressure vessels, heat exchangers & refrigeration systems and the selection of refrigeration & petroleum plants equipment . Further, Dr. Al Hassan was the Technical Advisor of Shell Petroleum, where he was providing consulting services on compressors & oil pumps, HVAC equipment, petroleum pipeline & equipment, computer programming, and thermal equipment . Prior to that, he was the Production Manager of IBM Canada.