Jung began playing handball at the age of 10 and first garnered attention in 2017 when she was selected for the South Korean under-18 national team and won gold at the Asian Youth Championship.

[1] In December 2017 Jung participated in the 2017 IHF World Handball Championship at the age of 17, as the youngest member of the South Korean squad.

[2] In 2018 Jung took part in the 2018 IHF Junior World Handball Championship[3] and achieved bronze medal.

In 2019 Jung went on to enter Korea National Sport University without going directly to the club league.

In December 2019 Jung got called-up to the South Korean national team again and competed in the 2019 IHF World Handball Championship.