Doing has been active on the World Curling Tour since the 2005-06 season, when she joined the Heather Rankin rink as her third. In their first season, the team played in the 2006 Canada Cup of Curling, finishing with a 1-4 record. The next season, the team played in several Grand Slam events, making the quarterfinals at the 2006 Trail Appliances Autumn Gold Curling Classic. The following season, the team played made it to the quarterfinals of the 2007 Casinos of Winnipeg Classic and went 0-5 at the 2008 Canada Cup of Curling.
In 2008, Doig joined the Michelle Englot rink as her third. The team would win Doig's lone career Grand Slam title at the 2008 Casinos of Winnipeg Classic. They also made it to the quarterfinals at the 2008 Wayden Transportation Ladies Classic. The team played in the 2009 Canada Cup of Curling, losing in the playoffs after posting a 3-2 round robin record. The next season the team played at the 2009 Canadian Olympic Trials qualifier, losing all three of their games. The next season Doig was moved to the lead position on the team. The team found little success that season and disbanded at its conclusion.
In 2011, Doig began skipping her own team. She played in the 2012 Colonial Square Ladies Classic with teammates Kim Schneider, Colleen Ackerman and Michelle McIvor, Doig's first Slam as a skip. She would win just one match, failing to make the playoffs.
In 2013, Doig joined the Penny Barker rink as her third. The team played in the 2013 Colonial Square Ladies Classic, making the quarter finals. The team won the 2017 Saskatchewan Scotties Tournament of Hearts, Doig's first provincial title. The team would go on to represent Saskatchewan at the 2017 Scotties Tournament of Hearts, Canada's national women's curling championship.
Doig is employed as an engineer for TransCanada. She is married.
- "Colonial Square Ladies Classic".
- 2017 Scotties Media Guide: Team Saskatchewan