Sierra Dawn Thomas gained recognition as a contestant of Survivor: Worlds Apart and Survivor: Game Changers. Thomas became the only female of Escameca to reach the jury stage of the game. She later participated in Celebrity Fear Factor.

Sierra Dawn Thomas was a contestant in Survivor: Worlds Apart and Survivor: Game Changers. She took part in some other shows like Celebrity Fear Factor. Aside from that, she is the National Champion Barrel Racer and takes great pride in it.