Lincoln-Smith is a centre forward and prefers to wear cap number two or four. and the
Australian Institute of Sport. In 2004, she represented New South Wales at the U17 national championships where the team came out on top, and she was the leading goal scorer and named the player of the tournament. In 2009, shortly after her eldest sister's death, she seriously injured her shoulder when she dislocated it while at the gym and required reconstruction surgery on it. She was a member of the team in 2009 and 2011. As a member of the team, she helped them win the first two games of the season 8–4 and 7–4. She took a break from the team following their 18 February 2012 game in order to attend the national team training camp. Her last game before the break was against the Balmain Tigers. She did not play in the National Water Polo League in 2010 because of an injury. that took home gold. She competed in a tournament in the United States for the senior side in 2006 because
Melissa Rippon and
Taniele Gofers were injured. In 2009, she was part of the Australian side that finished third at the FINA World League Super Finals in Kirishi, Russia. This was her first major tournament on the senior side. she was named by her team as the Australian Player of the Tournament. that took home a silver medal. At the
2011 Canada Cup, she scored a goal in the first period in the gold medal match against China that the Australian team ended up winning. 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. In the first game of the test series on 21 February 2012, Australia won 13 – 5, she scored one goal. She was part of the squad that won bronze at the
2012 Summer Olympics.
Retirement Lincoln-Smith retired from water polo after competing in the
2016 Summer Olympics. She said in 2017 "Physically, I would not have been able to continue playing. After two major shoulder surgeries, thumb surgery, back and hip issues, I had to walk away." ==Post playing==