Austin was rated as the fourth ranked player in the nation in the 2018 recruiting class and the second ranked forward. She was also a 2018 McDonald's High School All-American. Austin signed with Maryland out of high school. Following her first season at Maryland in 2018–19, Austin was selected to the All-Big Ten Freshman Team after a school record 89 blocks. Following Austin's second and final season at Maryland in 2019–20, she was named to the All-Big Ten Second Team. After her sophomore season at Maryland, Austin announced her transfer to Ole Miss.[1][2][3]
In September 2022, Austin signed with the Israeli champions Elitzur Ramla, until the end of the season. She led Ramla to a second consecutive championship win, and was chosen as the league's best player.[6]
Austin participated in the 2022 FIBA Women's World Cup with the U.S. national team. The United States would win Gold at the tournament.[8] She was invited to train with the senior team in 2024.[8]
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It was announced on November 4,2024 that Austin was one of 13 athletes called up to participate in development camp for the U.S. women's national team.[9]