Al Shamisi assumed his current position in 2019 after joining the AD Ports Group in 2008. In June 2024, AD Ports signed an agreement with the Red Sea Ports Authority to develop, operate, and manage three cruise terminals at Safaga, Hurghada, and Sharm El Sheikh ports. The group also signed two concession agreements with the General Authority of the Suez Canal Economic Zone for a Ro-Ro terminal and a cruise terminal in Sokhna Port. Al Shamisi is the chairman of Aramex, ADNEC, the KEZAD Group, and the Arab Sea Ports Federation.