He is a Kazakh politician and diplomat who has served as the chairman of the People's Party of Kazakhstan since 27 March 2022. Prior to that, he served as the Kazakh ambassador to Belarus from November 2017 to August 2019 and to Georgia from April 2013 to November 2017. Ertisbaev worked in several governmental ministries of Culture, Information which was split in March 2006 with Ertisbaev being appointed as a Culture and Information. He was also a member of the Supreme Soviet of the Kazakh SSR from 1990 to 1994 and has served in President Nursultan Nazarbayev's administration.