Mr Al-Mahmoud was appointed Chief Executive Officer of QIA in September 2018. Under his oversight,QIA has pivoted its investment strategy to have a greater focus on diversification and on investments that have clear ESG goals.​ Mr Al-Mahmoud has also overseen the adoption of a new operating model.

Prior to his appointment at QIA, Mr Al-Mahmoud was the CEO of Qatar Museums, where he led the opening of the National Museum of Qatar 

His previous roles include being CEO of Qatar Development Bank (QDB), Director of Investment Affairs for H.E. the Former Prime Minister and Minister of Foreign Affairs, and Head of Risk Management at QIA. 

Mr Al-Mahmoud holds a number of government and board roles, including: Vice-Chairman of Qatar Exchange, the Doha- Based International stock exchange; Vice-Chairman of Qatar Airways; Special Advisor to Qatar Museums’ Chairperson, H.E. Sheikha Al Mayassa bint Hamad bin Khalifa Al Thani; and board member for Volkswagen Group, QNB, Qatari Diar, the Doha Film Institute and Hamad Bin Khalifa University. 

Mr Al-Mahmoud holds a Bachelor’s degree in Business Administration and Finance from George Washington University in the US.