
General Medicines
Where bold ideas and groundbreaking science shape
the future
of care
T1D Immunology Medical Science Liaison, San Diego, Los Angeles
At a glance
With us, you’ll break new ground across a growing and diverse portfolio – from established medicines that millions rely on to pioneering breakthroughs in immunology and chronic disease care. Imagine the scale: your work will help deliver treatments to people around the world who live with diabetes, cardiovascular disease, and complications arising from transplant.
Fueled by groundbreaking advances in technology, we are accelerating innovation and expanding access faster than ever. If you’re ready to push boundaries, embrace the power of AI and digital tools, and shape the future of healthcare, this is where your ambition meets impact.
Job Title: T1D Immunology Medical Science Liaison, San Diego-LA WN
Location: US Remote/Field
About the Job
The T1D Immunology Medical Science Liaison will play a critical role in helping drive scientific and medical innovation to support Sanofi's autoimmune T1D (aT1D) portfolio and enhance patient outcomes. Reporting to the T1D Immunology Field Medical Director, this role will be responsible for the creation of impactful account plans and for execution of the medical activities and development of KOLs within the designated geography.
Across the aT1D geographies and our ‘one team, common goals, single mission’ approach, this role will be expected to hone a deep understanding of our aT1D stakeholders and their needs, strategically developing and co-creating tailored solutions to meet those needs.
We are an innovative global healthcare company with a focus on immunology that extends to innovation in diabetes and transplant medicine. Across different countries, our talented teams are determined to deliver a best-in-class customer experience using the best of digital, artificial intelligence and personal know-how. With a focus on immunology that extends to innovation in diabetes and transplant medicines, we pursue progress to make a real impact on millions of patients around the world.
Main Responsibilities:
Build and gain approval for account-specific, ecosystem-strategic plans pertaining to teplizumab and the aT1D portfolio.
Continuously update medical account plans with a combined business and scientific mindset.
Collaborate closely with the Field Medical Director to co-create robust, impactful plans for the key accounts that reflect the Medical Affairs strategic imperatives and anticipate pre- and peri-launch needs.
Collaborate closely with cross-functional matrix teams and integrate medical insights into commercial strategies and patient support programs.
Demonstrate medical solution-finding and value within the matrix team; active involvement and engagement during matrix meetings.
Continuous engagement in key accounts to create clinical value and demonstrated impact through exceptional/innovative field medical results and perception metrics
Develop and broaden a network of developing KOLs for peer-to-peer engagement within targeted medical accounts.
Expand reach to engage identified primary care healthcare professionals to increase awareness and acceptance of screening, staging, and monitoring of early stage T1D within their practices.
Collaborate with public health strategy specialist colleagues to share insights and accelerate expansion of T1D screening and monitoring awareness and implementation within key accounts and geographies
Compliantly support educational events with Public Health or Commercial, within the local communities
Collaborate with Corporate Affairs in educational events with PAGs or within the patient community, including medical-led T1D screening events per global standards
Execute local congress plans including medical-led T1D screening events per global standards
Prioritize Identification of suitable clinical trial and registry sites and provide comprehensive support throughout the trial timelines.
Gain deep insights into the medical needs and priorities of key medical accounts using and interpreting RW data, contributing to Sanofi’s account planning and orchestrating medical engagement, to drive impact on screening and monitoring to improve outcomes.
Establish and cultivate scientific partnerships within the aT1D community to foster collaboration and enhance medical support efforts.
Enhance medical awareness among healthcare providers regarding significant medical discoveries and practice trends in Sanofi’s aT1D portfolio and pipeline through educational initiatives, including communicating the important outcomes data related to Sanofi products.
Facilitate constructive dialogue among HCPs about aT1D to promote knowledge exchange and best practices in patient screening and care.
Demonstrated accountability in timely documentation of insights, activities, and strategic wins of ecosystem medical plans in CRM.
Stay updated on emerging scientific and technological advances and regulatory requirements in T1D immunology to inform strategic decision-making.
Cultivate a culture of scientific excellence and uphold ethical standards among teams, fostering continuous learning and professional growth.
Communicate the benefits, risks, appropriate use, and clinical value of our products and solutions in an accurate, fair, and balanced manner.
About You
Advanced degree, in a relevant scientific or medical field (e.g., endocrinology, immunology, pharmacy and medicine)
Proven experience in a medical field role within the pharmaceutical or healthcare industry, with a focus on aT1D disease or specialized therapeutic areas
Demonstrated capability to develop and execute ecosystem medical plans focused on impact
Experience in coordinating and supporting clinical trials, research initiatives, and other medical/scientific projects
Demonstrated agility and ability to work effectively and demonstrate field engagement with cross-functional teams to achieve shared goals, including commercial, medical, and regulatory colleagues
Robust network development abilities, with a track record of establishing connections, referrals, and infrastructure for key accounts.
Prior experience as an MSL with demonstrated outstanding success and achievements.
Demonstrated exceptional ability to embrace change and adapt to new ways of working.
Exceptional communication, interpersonal skills, and executive presence
Digital literacy and digital-first mindset
Willingness to travel as needed to meet with key stakeholders
Learning agility, as befits our expanding portfolio of products
Travel: Ability to travel up to 75% of the time to customers, external meetings, trainings, and other internal meetings.
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 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 programs and at least 14 weeks’ gender-neutral parental leave.
This position is eligible for a company car through the Company’s FLEET program.
Candidates must complete all fleet safety training and must maintain an acceptable driving record regarding accidents and incidents.
Sanofi Inc. and its U.S. affiliates are Equal Opportunity and Affirmative Action employers committed to a culturally diverse workforce. All qualified applicants will receive consideration for employment without regard to race; color; creed; religion; national origin; age; ancestry; nationality; marital, domestic partnership or civil union status; sex, gender, gender identity or expression; affectional or sexual orientation; disability; veteran or military status or liability for military status; domestic violence victim status; atypical cellular or blood trait; genetic information (including the refusal to submit to genetic testing) or any other characteristic protected by law.
#GD-SG
#LI-GZ
#LI-Remote
#vhd
All compensation will be determined commensurate with demonstrated experience. Employees may be eligible to participate in Company employee benefit programs, and additional benefits information can be found here.
Sanofi US endeavors to make our career center accessible to any and all users. If you are experiencing difficulty and need assistance applying online, please click here.
Pursue Progress. Discover Extraordinary.
Join Sanofi and step into a new era of science - where your growth can be just as transformative as the work we do. We invest in you to reach further, think faster, and do what’s never-been-done-before. You’ll help push boundaries, challenge convention, and build smarter solutions that reach the communities we serve. Ready to chase the miracles of science and improve people’s lives? Let’s Pursue Progress and 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, gender identity, protected veteran status or other characteristics protected by law.
Watch 'One day at Sanofi' and check out our Diversity Equity and Inclusion initiatives at sanofi.com

Join us in locations throughout the
United States.

Why work with us
- Do the never done before. We push the boundaries of what’s possible: expanding access, accelerating innovation, and finding new ways to improve everyday health for millions.
- Drive the transformation. We’re leading the shift to AI-powered healthcare, using digital tools to reinvent how medicines are developed, manufactured, and delivered worldwide.
- Deliver at scale. Our reach is unmatched—we bring trusted treatments to millions worldwide, ensuring broad access and real-world impact at every stage of care.
- Make an impact that matters. From tackling global health challenges to advancing sustainable, inclusive healthcare, everything we do is driven by purpose.
Who ignites your potential?
For Sam, it was her mom—teaching her to listen, push boundaries, and put patients first. At Sanofi, we know your inspiration drives your impact. Bring your passion, and together, we’ll chase the miracles of science.

"Each disease, each country, each person brings opportunities that challenge us to push the boundaries, to think of better ways to look at healthcare and pioneer new possibilities."

Olivier Charmeil
Executive Vice President, General Medicines
Discover more

Accelerating Biopharma Innovation with McLaren Racing
What do Formula 1 and biopharma have in common? Speed, precision, and a drive for excellence. Discover how Sanofi is partnering with McLaren Racing to transform drug development with cutting-edge performance science.

Our Medicines
Explore how our medicines are transforming lives—from trusted treatments to groundbreaking innovations in chronic diseases, immunology, and beyond.

Join our
talent community
What could we achieve together? Every Sanofian works on projects that truly make a difference to people’s lives.
Sign up today and discover our latest opportunities as soon as they’re available.