
Vaccines
Where
extraordinary minds
help protect half a billion people
Medical Science Liaison
Who we are
Every day, 2.5 million Sanofi vaccine doses reach patients worldwide - powered by bold ideas, cutting-edge science, and passionate people like you. Across every stage — from discovery to delivery — Sanofians are shaping the future of vaccines. In global R&D hubs, exceptional offices, and state-of-the-art manufacturing sites, we’re reimagining what’s possible. But science alone isn’t enough — it’s the extraordinary minds behind it that truly make the difference.
Job title: Medical Science Liaison Vaccines
- Location: Yakum, Israel
- Job type: Temporary (1 year fixed-term contract ) , full-time, 70% travel
About the job
We are an innovative global healthcare company that helps the world stay ahead of infectious diseases by delivering more than 500 million vaccine doses a year. Across different countries, our talented teams are exploring new technologies to protect people and promote healthy communities. We chase the miracles of science every single day, pursuing progress to make a real impact on millions of patients around the world.
Medical Science Liaison is the extension of the medical function in the field. They build and develop enduring ‘win-win' relationships with healthcare professionals and institutions, creating constructive partnerships with internal and external stakeholders to generate insights. MSL is executing the field medical activities that are aligned and integrated to the overall medical strategy within the Vaccines CSE MCO.
Main responsibilities:
- Be the trusted scientific partner to key external experts by conducting timely, appropriate and frequent scientific exchanges to enhance the understanding of the scientific and medical value of our products.
- Actively engages with appropriate stakeholders on medical, clinical, epidemiologic, and scientific topics during an one-on-one interactions and group settings, to advance their understanding of the disease by sharing information and answering questions based on approved material within Regulatory guidelines.
- Effectively utilizes the Scientific Engagement Model to plan territory and individual stakeholder (Key Opinion Leaders, payers, HCP etc.) medical strategy and engagement interaction plans consistent with the Field Base Medical Activity Plan and medical function priorities.
- Supporting external lecturers in delivering balanced, non-promotional knowledge about therapeutic areas and Sanofi products.
- Participating in the development and implementation of educational programs to improve the daily practice of healthcare professionals.
- Organize and run external scientific events for Sanofi about relevant disease or therapeutic topics.
- Attending conferences and scientific symposia in the relevant therapeutic area.
- Provide scientific support to the commercial team as necessary.
- Collect key insights about the market, competitors, therapies, and customers.
- Actively participate in on-going capabilities building sessions to improve medical knowledge, soft skills, and technical skills
About you
Experience:
- Relevant medical background working as a Medical Scientific Liaison role or similar position within the pharmaceutical industry - advantage.
- Knowledge of the healthcare organization in Isarel and the pharmaceutical market and additional experience will be an asset.
- Experience in collaborating with key opinion leaders (KOLs) and medical professionals will be an asset.
- Strong understanding and critical review of published articles and clinical trial results.
- Soft and technical skills.
- Well-developed relationship-building skills.
- Independence, decisiveness, initiative, and teamwork skills.
- Ability to learn quickly and effectively.
- Ability to prioritize and consistently complete tasks.
- Communication and presentation skills - ability to communicate and present scientific knowledge.
- Proficiency in MS Office (Word, Excel, PowerPoint).
- Driving license
- Education: Advanced (Masters or beyond) degree in a technical, scientific or medical field required
- Languages: Very good command of English. Professional proficiency in Hebrew.
- Willingness to travel throughout Israel.
Why 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 through promotions, lateral moves, or international assignments, your professional journey is in your hands.
- Enjoy a thoughtfully crafted rewards package that recognizes your contribution and amplifies your impact.
- Take good care of yourself and your family with our wide range of health and wellbeing benefits: high-quality healthcare coverage; Wellness programs; 14 weeks of gender-neutral parental leave; Employee Assistance Program offering free, confidential counseling and others
- At Sanofi, we're not just offering a job – we're inviting you to be part of a mission to improve lives through the power of science. Join us in making a difference!
- We're proud to announce that Sanofi in Israel has been awarded as a Great Place to Work.
- Company car available
“Be at the forefront of vaccine innovation as a Medical Science Liaison, driving the launch of groundbreaking products that will revolutionize infectious disease prevention and will improve public health.”
Lital Hertz, IL & HUG Cluster Medical Manager Vaccines
PursueProgress. Discover Extraordinary.
Progress doesn’t happen without people – people from different backgrounds, in different locations, doing different roles, all united by one thing: a desire to make miracles happen. You can be one of those people. Chasing change, embracing new ideas and exploring all the opportunities we have to offer. Let’s pursue progress. And let’s discover extraordinary together.
At Sanofi, we provide equal opportunities to all regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, or gender identity.
Watch our ALL IN video and check out our Diversity Equity and Inclusion actions at sanofi.com!
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Why work with us
- We’re problem-solvers and pioneers. United by the belief that everyone deserves a healthier future. We create best-in-class vaccines that prevent disease and protect lives.
- Innovation drives us. From AI and mRNA to next-gen science, we push the boundaries to deliver first- and best-in-class vaccines for infectious diseases worldwide.
- Growth happens here. With bold investments in R&D and world-class facilities, Sanofians across the entire vaccine lifecycle are shaping the future of global health.
- We do what’s right. Sustainability and DE&I drive our positive global impact—because the diverse communities Sanofians represent are the patients we serve.
What does it take to protect the world from disease?
For over a century, we’ve been pioneering breakthroughs that help protect millions from diseases like polio, influenza, RSV, and more. And we’re not stopping there.
Powered by groundbreaking technologies - mRNA platforms, recombinant proteins, and AI-driven insights - we’re pushing the boundaries of science.

"I’m immensely proud of the pace of our innovation – the urgency by which our teams are working to transform the practice of medicine."

Thomas Triomphe
Executive Vice President, Vaccines
Discover more

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About Sanofi Vaccines
Explore our commitment to protecting global health through the power of vaccines. We’re building healthier communities with innovative solutions that save millions of lives each year. Dive into the future of vaccines, discover the diseases we’re tackling, and learn why vaccination is critical at every stage of life.

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