Following his return to Saudi Arabia Prince Saud became an economic consultant for the ministry of petroleum. In 1966, he moved to general organization for petroleum and mineral resources, (Petromin). In February 1970, he became deputy governor of Petromin for planning affairs. He was also a member of the High Coordination Committee. In 1971, he became deputy minister of petroleum. Prince Saud served in this post at the oil ministry until 1975 when he was appointed as state minister for foreign affairs.