Hoffman joins from Edelman, after 14 months as a senior account manager working on global briefs for Abbott's Humira and AstraZeneca's Crestor.
Prior to Edelman, Hoffman worked with Aurora co-founders Claire Eldridge and Neil Crump at CPR Worldwide.
She will start at Aurora on 4 September.
Aurora has also hired Aaron Pond, from consumer health agency Ozone, to the role of account manager.
Pond joined Ozone in early 2004, working on campaigns for GlaxoSmithKline's Imigran Recovery product and Schering-Plough's Clarityn Allergy.