Goo-won landed his first television role in the SBS romantic comedy Alice in Cheongdam-dong in 2012. The following year, he made his big screen debut in the sports drama film Fists of Legend, where he played the young version of Yoo Joon-sang’s character. In 2017, he became part of the main cast of the MBC daily drama Enemies from the Past. In 2019, he acted alongside Oh Yeon-seo and Ahn Jae-hyun in the MBC romantic comedy People with Flaws.

Goo-won studied film and drama at the Chung-Ang University.