In June 2015, Glidewell took part in a WWE tryout camp. She competed in the October 22 taping of "NXT", losing to Emma. On January 4, 2017, WWE officially announced that Glidewell had signed with the company and would be reporting to the WWE Performance Center. Beginning in April, Gildwell appeared at NXT live events as a villainess under her real name, managing Lana during her matches. On June 28, 2017, she began competing under the ring name Sage Beckett. On July 13, Beckett entered the Mae Young Classic, but was eliminated from the tournament in the first round by Bianca Belair. On March 8, 2018, WWE officially announced that Beckett was released from her NXT contract.