He is yet to secure a FIA super license.
Aug.23 (GMM) Sergey Sirotkin on Friday confirmed reports he has signed a real contract to drive for Sauber in 2014.
Earlier, amid Sauber's crucial Russian rescue deal, Sirotkin's place at Sauber for 2014 was merely an ambition. He is yet to secure a FIA super license.
"I'm a Sauber driver in Formula One for 2014! Thank you all for your congratulations," the 17-year-old wrote on the Russian social network Vkontakte on Friday.