She took back-to-back titles in the shot put at the Pan American Junior Championships in 1999 and 2001. Domestically, she is a two-time USA Outdoor Champion in the shot put, having won in 2006 and 2010. Camarena-Williams set an American indoor record in the shot put to win at the 2011 USA Indoor Track and Field Championships, recording a mark of 19.87 meters to improve upon Ramona Pagel's record which had stood since 1987.