Johnson played for the Vegas Thrill in 2025 and San Diego Mojo in April 2024. 

She has also played for the Heungkuk Life Pink Spiders in South Korea, where the lefty helped guide the club to a runner-up finish in the V-League.

Prior to playing with the Pink Spiders, Johnson competed with Athletes Unlimited from 2021-23, registering 242 kills, 130 digs, three assists and five services aces in 63 sets played.

Johnson played for Nilufer Belediyespor in Turkey during the 2020-21 season, appearing in 48 sets and recording 101 kills.

The Paradise Valley, Ariz. native played collegiately at Oregon, appearing in 116 matches from 2016-19 for the Ducks. During her four seasons in Eugene, she totaled 1,011 kills and 306 digs in 406 sets played with a .272 hitting percentage, the ninth-highest in program history. Following an exceptional junior campaign in 2018, she garnered Honorable Mention All-America and All-Pacific North Region recognition from the American Volleyball Coaches Association, as well as Honorable Mention All-Pac-12 accolades. She is the daughter of Major League Baseball Hall of Fame pitcher Randy Johnson.