Rebecca Dillon began her career in bioarchaeology and graduated from Western University with both a B.A. and M.A. in bioarchaeology. She worked for a couple of years as an archaeologist before receiving her law degree from the University of Ottawa in 2019. During her time at the University of Ottawa, Rebecca volunteered for a variety of social justice initiatives including LEAF’s "Only Yes Means Yes" program, which taught high school students about the law of consent, and Pro Bono Students Canada (PBSC) as a volunteer for a research project with the Sexual Assault Network. She was later a member of the Student Advisory Board of PBSC at the University of Ottawa. In the last year of her studies she worked as a caseworker at the University’s Legal Aid Clinic in the Women’s Division, assisting clients who had been the victims of violence with applications to the Criminal Injuries Compensation Board. She completed her articles in 2020 at Innocence Canada. In June 2020, after being called to the bar, she was hired as a staff lawyer at Innocence Canada where she works on wrongful conviction cases.