Having earned Canadian Interuniversity Sport All-Canadian honours while competing for the Western Mustangs women's ice hockey program, Gosling was claimed by the Calgary Inferno in the 2016 CWHL Draft.

[2] Katelyn was a co-captain of the Mustangs program that captured the gold medal at the 2015 CIS women's ice hockey national championships.

Katelyn was a member of the Team Canada squad that captured a silver medal at the 2015 Winter Universiade Games in Spain.

[5] Gosling and her Canadian teammates emerged with a silver medal at the Nations Cup, losing to Finland by a 1-0 tally.

[7] Selected by the Calgary Inferno in the second round of the 2016 CWHL Draft, Gosling made her debut with the club on October 9, 2016, a contest against the Brampton Thunder.