Rex W. Tillerson
- Bachelor of science degree in civil engineering (B.S.C.E.) at the University of Texas at Austin (1975). 
Rex W. Tillerson served as the Chairman and Chief Executive Officer of ExxonMobil from 2006-2016. Tillerson announced his retirement on December 14, 2016, after his nomination for the position of U.S. Secretary of State by President-elect Donald Trump. Exxon Mobil Corp said that Darren Woods would replace Rex Tillerson as chairman and CEO after Tillerson was chosen by President-elect Donald Trump to serve as the next U.S. Secretary of State. , , 
Tillerson was fired as Secretary of State on March 13, 2018 after learning about the change from a tweet by the President. Trump announced he would be rplaced with Mike Pompeo. 
Critics speculated that Tillerson’s stake in the Russian oil industry could “create a very blurry line between his interests as an oilman and his role as America’s leading diplomat.” He would also be in a position to benefit the oil company, which has billions of dollars in projects being held back by American sanctions in Russia. 
“The chances that he will view Russia with Exxon Mobil DNA are close to 100 percent,” said Robert Weissman, the president of Public Citizen, a public interest group based in Washington. 
Tillerson earned Moscow’s Order of Friendship award from Russia and has previously voiced skepticism about American sanction. He was also previously the president of Exxon Ventures (CIS) Inc. and Exxon Neftegas Limited, where he was responsible for Exxon’s holdings in Russia and the Caspian Sea. The New York Times notes that Tillerson also owns $218 million in Exxon stock, and has a pension plan worth nearly $70 million.