
R&D
Where your curiosity drives the
miracles of
science
External Manufacturing and Supply Lead
At a glance
Bring your curiosity to a team where deep immunoscience meets cutting-edge innovation. Across oncology, rare diseases, neurology, and vaccines, you’ll work at the intersection of lab science and AI-powered discovery — all while collaborating across boundaries to turn breakthrough ideas into real-world impact. Whether you want to deepen your scientific expertise or grow as a leader, you’ll find the opportunity here.
Job title: External Manufacturing and Supply Lead
Location: Waltham, MA
About the job
Are you ready to shape the future of medicine? The race is on to speed up drug discovery and development to find answers for patients and their families. Your skills could be critical in helping our teams accelerate progress.
As External Manufacturing and Supply Lead within our Genomic Medicines Unit (GMU) CMC Development team, you’ll help manage constructive vendor relationships to build reliable manufacturing supply of our outsourced clinical and non-clinical materials and critical raw materials to support Sanofi’s genomic medicine pipeline. Ready to get started?
Join the engine of Sanofi’s mission — where deep immunoscience meets bold, AI-powered research. In CMC Development, you’ll drive breakthroughs and help reimagine how life-changing treatments reach people everywhere, faster.
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 innovative 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.
We are an innovative global healthcare company with one purpose: to chase the miracles of science to improve people’s lives. We’re also a company where you can flourish and grow your career, with countless opportunities to explore, make connections with people, and stretch the limits of what you thought was possible. Ready to get started?
Main Responsibilities:
Act as primary point of contact for all Sanofi activities at assigned Contract Development and Manufacturing Organization (CDMO). Support New Product Introduction and Technology Transfer to deliver product supply on-time and on-budget.
Own and deliver CDMO contracts, PO’s, and reconciliation/validation of invoices.
Drive both internal and external stakeholders to meet agreed upon timelines for manufacturing readiness, production execution, and release.
Coordinate and establish external governance meetings (e.g. joint steering committees).
Support internal Quality and Technical teams to drive CDMO deviation/investigation closure. Responsible for owning Sanofi’s internal Quality records (including but not limited to Deviations and Change Controls).
Lead continuous improvement initiatives to drive positive change at CDMO including but not limited to raw materials strategy and time-to-release performance.
Establish effective internal Ways of Working to address knowledge gaps and proactively resolve issues.
Responsible for GMID creation and SAP inventory movements for externally manufactured materials.
About you
Qualifications
- Master’s degree in Medical, Life Science or related field with a minimum of 8 years of relevant experience or a Bachelor’s degree with a minimum of 10 years of relevant experience
- 5+ years of experience in Gene Therapy/Vaccine/Biologics Drug Development and/or Manufacturing
- Proven success in Project Management working with virtual global teams
- Experience in Technology Transfers and new product launches
- At least 3+ years of experience managing suppliers and CDMOs within the pharmaceutical industry
- Adept at communicating to both senior and operational level internally and externally
- Excellent critical thinking to make strategic and tactical decisions to support the business and ensure continuous supply
- Self-starter, results-oriented, and able to prioritize tasks
- Strong ability to influence effectively and negotiate internally and externally across matrixed network of stakeholders and decision makers
Preferred Qualifications:
- Understanding of the Gene Therapy drug development and manufacturing processes, of relevant cGMP requirements, and knowledge in the manufacturing of sterile solutions and suspensions
Special Working Conditions:
- Ability to travel, domestic and international, up to 15%
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.
- Help improve the lives of millions of people globally by making drug development quicker and more effective.
- Enjoy opportunities to collaborate beyond your area of expertise, working with diverse teams across science, clinical, and digital fields to spark new ideas and drive breakthroughs
- Transform lives worldwide by delivering life-changing treatments anywhere, anytime
- Develop new skills, explore cross-functional roles, and work in an environment that values growth and discovery.
- Join a workplace where diversity, equity, and inclusion are at the core, with Employee Resource Groups and leadership programs that celebrate every voice.
- Achieve genuine work-life balance in a supportive R&D environment.
- Enjoy outstanding benefits, including flexible working options, comprehensive healthcare, and well-being programs designed to help you thrive
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-SA
#LI-SA
#LI-Onsite
#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

Find out more about this location

Why work with us
- Expand your horizons. Grow through curiosity, with support to move, learn, and lead in a culture that champions mentorship, mobility, and bold development.
- Accelerate results with technology. Harness the power of AI and automation to push scientific boundaries and reimagine what's possible in drug discovery.
- Impact through inclusive innovation. Help deliver better science and fairer outcomes by driving inclusive research that reaches more people, in more meaningful ways.
- Turn patient needs into breakthrough science. Drive scientific breakthroughs that start with patient needs – and end in treatments that change lives.
Meet Nils Libert, Associate Scientist
Meet Nils Libert, an Associate Scientist in Belgium, where he plays a key role in advancing groundbreaking research. Learn how his work helps drive innovation, uncover new scientific possibilities, and contribute to life-changing treatments that impact patients around the world.

"At Sanofi, we are building an R&D engine powered by the best science, digital innovation, and a commitment to transforming the lives of patients around the world."

Houman Ashrafian
EVP & Head of R&D
Discover more

Our R&D focus areas
Discover how we're reshaping the future of medicine through immunoscience – unlocking bold, cross-disease breakthroughs that were unimaginable just a decade ago.

Meet Sanofians in the labs
Step inside our labs and hear from the scientists turning cutting-edge science into real-world impact – driven by curiosity, collaboration, and purpose.

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.