Kim has been a member of the Hwaseong IBK Altos since the team's inaugural season, 2010–2011.

In the 2013–2014 season, Kim and her team clinched their second consecutive league title, but lost to the GS Caltex Seoul KIXX in the championship round.

In the 2014–2015 season, her team finished second in the league standings but swept the Seongnam Korea Expressway Corporation Hi-pass in the championship round to claim the Altos' second championship title in three years.

[3] Kim Hee-jin played a crucial role during the championship round alongside American Destinee Hooker.

On April 13, 2015, Kim Hee-jin was selected to the South Korea women's national volleyball team together with fellow Altos members Park Jeong-ah, Chae Seona, Nam Jiyeon, and Kim Yoori.