Jocelyn was a collegiate cross country and track and field athlete at BYU. After college, she continued to do running races then started doing triathlons after being a Sherpa for her sister at several Ironman events. In 2014 she decided to do her first full Ironman and won her age group at IM Texas. Later that year in Kona she was the first amateur female. She and her family decided to make the big jump into the professional ranks. She has now been a professional for seven years and has 4 IronMan wins, 70.3 wins, 2 course records, many podiums and consistently top 15 ranked in the world.