Griffiths joined Dubai Airports as its first CEO in 2007. Dubai Airports is the operator of Dubai International (DXB), the world's largest airport by international passenger traffic, and Dubai World Central. DXB received 87 million passengers in 2023, a 31.7% increase from 2022. It also achieved a 60% decrease in waste sent to landfills in 2023. In November 2023, Dubai Airports joined Airports of Tomorrow, a collaborative venture by the World Economic Forum and the Airports Council International to steer the aviation industry toward net zero carbon emissions by 2050. Griffiths has 40 years of industry experience. Before Dubai Airports, he was the managing director of London’s Gatwick Airport.