[2] She won the gold medal in the women's club throw F51 event at the 2020 Summer Paralympics held in Tokyo, Japan.

[2] In 2014, Ovsii competed in paracanoeing at the ICF Canoe Sprint World Championships in Moscow, Russia and she won the bronze medal in the women's V–1 200 m A event.

[7][5] She also accomplished this feat at the 2019 World Para Athletics Championships held in Dubai, United Arab Emirates in the women's club throw F51 event with a distance of 25.23.

[10][11] She won the gold medal in the women's club throw F51 event at the 2023 World Para Athletics Championships held in Paris, France.

[12] In 2024, Ovsii won the bronze medal in the women's discus throw F53 at the Summer Paralympics held in Paris, France.