Eng. Faisal is currently holding the position of Secretary-General of "TAQEEM" since January 2022. He has held several positions, including: Acting Secretary-General of Authority since February 2021, Deputy Secretary-General since April 2019 and Executive Director of Planning and Business Development at “TAQEEM”, also Director General of the Electronic Services and Applications Department at the Saudi Standards, Metrology and Quality Organization, and Director of the Work Procedures Department at Elm Company. He also held several positions in the Saudi Telecom Company, BAE systems company and SBM company. Al-Mandeel has over 19 years of experience in planning, project management, business development and information technology. On the scientific level, Al-Mandeel obtained a bachelor's degree in industrial engineering from King Saud University.