Smith is a centre back/driver and prefers to wear cap number 3. She started playing water polo as a thirteen-year-old while at the Brisbane Grammar School.
Club water polo
Smith currently plays club water polo for the Queensland Breakers in the National Water Polo League, and was with the team for their 2009 season. She has also played for the Brisbane Barracudas, and was on the 2008 squad. The annual match between KFC Breakers and Barracudas is considered is one the Courier Mail considers a grudge match. She participated in the 2008 edition with her team. In 2012, she played for the Victorian Tigers. She has also played club polo in the United States and Italy. She played water polo on the university level for Hartwick College. In 2008, Smith played for an Australian Institute of Sport team.
Smith has represented Australia on the junior national level. In 2004, she was a member of the team that toured Europe in July and August. She was part of the Australian junior national team that competed at the 2005 World Junior Championships held in Perth, Western Australia. The team beat Greece 10-4 for the bronze medal game. The team's only loss in the tournament was a 4–5 loss to the United States.
Senior national team
Smith is a member of the Australian Stingers, having always wanted to get on the team. Her first major international competition was the 2009 FINA World Championships held in Rome. Smith was a member of the Stingers squad that competed at the 2010 FINA World Cup in Christchurch, New Zealand. In Australia's semi-final victory over Russia, she fouled out. In May 2010, she was a member of the team that competed at the FINA World League Asia-Oceania zone held in Osaka, Japan and Tianjin, China. In 2011, she was one of five Queensland women to compete for the Australians Stingers at the FINA World League competition held in Auckland, New Zealand. In July the same year, she was a member of the Australian Stingers that competed in the 2011 FINA World Championships in Shanghai. In preparation for this tournament, she attended a team training camp in Perth, Western Australia. She competed in the Pan Pacific Championships in January 2012 for the Australian Barbarians. In February 2012, she was named to the final training squad for the 2012 Summer Olympics, and as such, will attend a training camp starting on 20 February 2012 at the Australian Institute of Sport. The team of seventeen players will be cut to thirteen before the team departs for the Olympic games, with the announcement being made on 13 June. She was part of the Stingers squad that competed in a five-game test against Great Britain at the AIS in late February 2012. This was the team's first matches against Great Britain's national team in six years.