Atak won the silver medal in the Clean&amp;Jerk category and the bronze medal lifting 289.0 kg in total at the 2011 European Championships in Kazan, Russia. At the 2012 Summer Olympics, he finished in 5th in the -62 kg division, with a total 302 kg. He won the gold medal in Clean&amp;Jerk and in total at the 2016 European Championships held in Førde, Norway.