Reference number: R2875638 Position Title: Medical Science Liaison
- Vaccines Department: Canada Field Medical Vaccines

Location:
Field Position (Ontario & Atlantic Canada)About Sanofi
We’re an R&D-driven;, AI-powered biopharma company committed to improving people’s lives and delivering compelling growth. Our deep understanding of the immune system – and cutting-edge pipeline – enables us to invent medicines and vaccines that treat and protect millions of people around the world. Together, we chase the miracles of science to improve people’s lives.
About the Job
Join the team protecting half a billion lives every year with next-gen science, mRNA innovation, and AI-driven breakthroughs. In Vaccines, you’ll help advance prevention on a global scale – and shape the future of immunization. As Medical Science Liaison, Vaccines, within our Medical Affairs team, you will serve as a trusted scientific partner in the field for external experts and decision‑makers, engaging in mutual scientific exchanges to accelerate data dissemination. This is a 1‑year, temporary contract position supporting field medical coverage for the vaccines portfolio across Ontario and Atlantic Canada (New Brunswick, Nova Scotia, Prince Edward Island, and Newfoundland & Labrador), ensuring continuity of scientific engagement across these territories.
The MSL conducts timely, appropriate, and frequent scientific exchanges with key external experts;
executes stakeholder engagement plans to gather data and develop medical insights;
and keeps abreast of developments in vaccinology and infectious disease prevention to identify and assess research opportunities — while ensuring full compliance with company, industry, legal, and regulatory requirements.
Main responsibilities
Engage external stakeholders (KOLs, HCPs,



public health officials, payers) on medical/scientific exchange for vaccines and vaccine‑preventable diseasesBuild and maintain peer relationships with Key Opinion Leaders and stakeholder partners across the territoryPlan and execute territory engagement strategies aligned with the Field-Based Medical Activity PlanRepresent Sanofi Medical at relevant scientific congresses/symposia;
support speaker training and local advisory boards as neededGather, record, and report insights from stakeholder interactions to inform Sanofi's scientific messages and strategyCollaborate with internal stakeholders (Medical Affairs, Medical Information, Commercial Operations, Regulatory Affairs)Support evidence‑generation activities, monitor disease epidemiology, and support investigator‑sponsored study inquiriesManage a defined stakeholder base across Ontario and Atlantic Canada, maintaining an engagement tracking databaseEnsure proper documentation and handover of stakeholder relationships at the end of the contract termAbout You
Master’s degree in a scientific, health, or medical field (MSc, PharmD, PhD, MD, or equivalent)Valid driver's license, clean driving record, ability to pass background check2+ years in pharmaceutical, clinical, or medical affairs industry preferred;




MSL/field‑based scientific engagement experience preferredStrong scientific data interpretation and communication/presentation skillsIdeally resides in Ontario (Atlantic Canada candidates considered)French language proficiency preferred in addition to English fluency, given bilingual territory coverage (notably New Brunswick)Preferred Qualifications
Strong stakeholder communication, diplomacy, and relationship‑building skillsKnowledge of Canadian pharmaceutical/vaccines regulations and codes of practice, particularly non‑promotional activity requirementsStrong scientific/therapeutic expertise and ability to translate stakeholder feedback into actionable insightsFamiliarity with Canada's public health, immunization, and regulatory/payer landscapeDigital tool proficiencyWhy Choose Us
Bring the miracles of science to life alongside a supportive, future‑focused team.
Discover endless opportunities to grow your talent and drive your career, whether it’s through a promotion or lateral move, at home or internationally.
Enjoy a thoughtful, well‑crafted rewards package that recognizes your contribution and amplifies your impact.
Take good care of yourself and your family, with a wide range of health and wellbeing benefits including high‑quality healthcare, prevention and wellness programsNorth America Applicants Only
The salary range for this position is: 108,900.00
- 157,300.00. Final compensation will be determined based on demonstrated experience, skills, location, and other relevant factors.
Employees may be eligible to participate in Company employee benefits programs, and additional benefits information can be found through the (CA)LINKOR (US) LINK.
La fourchette salariale pour ce poste est la suivante: 108,900.00
- 157,300.00. La rémunération finale sera déterminée en fonction de l'expérience démontrée, des compétences, du lieu de travail et d

📌 Medical Science Liaison (Canada)
🏢 (2616) Sanofi Vaccines Canada
📍 Canada