Mohammed Altamimi (Arabic: محمد بن سعود التميمي) is the Governor of Saudi Arabia's Communications, Space and Technology Commission (CST) since October 2019, on the Grade “Excellent”; and the acting CEO of the Saudi Space Agency (SSA) since 2021.

Dr. Altamimi has graduated from Harvard University's Program for Leadership Development in 2019 and published a number of academic and scientific peer-reviewed papers.

Beside to his position, he worked as a member of arbitration committee for a number of international conferences, such as the International Conference on Cognitive Radio Oriented Wireless Networks and the European Telecommunication Networks Innovation Forum.

He has been instrumental in the establishment of a number of specialized research societies in Saudi Arabia.

During his PhD journey, he worked at several companies in the United States, chaired a number of projects on regulation governance, and ICT sector.