Le contenu du poste est libellé en anglais car il nécessite de nombreuses interactions avec nos filiales à l’international, l'anglais étant la langue de travail.

Job title: Principal Scientist - Commercial Cell Culture Development

•  Location: Vitry-sur-Seine

About the job

As Principal Scientist - Commercial Cell Culture Development within our Cell Culture Development (CCD) team, you'll lead the development of innovative cell culture processes for our late-stage biological products. Ready to get started?

Based in Vitry-sur-Seine, you will be a scientific leader within the Commercial Cell Culture Development department, working in a dynamic and collaborative environment. You'll directly contribute to the development of innovative processes that support the commercialization of Sanofi's biological products.

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.

Main responsibilities:

• Drive development of robust fed-batch and perfusion cell culture processes for commercial manufacturing
• Lead and mentor a team of upstream process development technicians
• Design innovative strategies for media development and cell metabolism optimization
• Manage successful process scale-up and transfer to manufacturing sites
• Author upstream sections for regulatory submissions (IND/BLA) and address agency questions
• Build strong partnerships within the global Cell Culture Development network

About you

• Experience: Deep expertise in cell culture process development for biological products, including media development and bioreactor engineering
• Technical and soft skills:
  • Strong leadership and project management capabilities
  • Proven ability to lead multidisciplinary teams and influence strategic decisions
  • Expertise in upstream bioprocess development and scale-up
    
• Education: Ph.D. in biotechnology, biochemical engineering, or related field
• Languages: Fluent in English and good working knowledge of French

Note: This position requires frequent interaction with international teams, with English as the primary working language.

Why choose us?

• Come join an expanding team in a dynamic work environment and work with collaborators who are at the top of their field in the pharma industry
• Mentor the next generation of process chemistry scientists and help set the synthetic strategy for a growing family of synthetic assets
• Access to and help in the development of the latest chemical technologies including continuous, artificial intelligence/machine learning and biosynthetic transformations to deploy on Sanofi’s growing portfolio
• Discover the countless opportunities to develop your talents and advance your career, whether through a promotion or an assignment in another organization
• Enjoy a well-thought-out, well-designed benefits package that recognize your contribution and amplify your impact
• Take good care of yourself and your family with a wide range of health and wellness benefits, including high-quality healthcare, prevention and wellness programs, and at least 14 weeks of gender-neutral parental leave

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.

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Toujours Progresser. Découvrir l’Extraordinaire.

Rejoignez Sanofi et entrez dans une nouvelle ère de la science – où votre parcours peut être aussi transformateur que le travail que nous accomplissons. Nous investissons en vous pour que vous alliez plus loin, accélériez votre réflexion et accomplissiez ce qui n’a jamais été fait auparavant. Vous contribuerez à repousser les limites, à bousculer les conventions et à concevoir des solutions plus intelligentes pour les communautés que nous servons. Prêt·e à poursuivre les miracles de la science et à améliorer la vie des gens ? Poursuivons le progrès et découvrons l’extraordinaire – ensemble.

Chez Sanofi, nous croyons dans l’égalité des chances, sans distinction de race, de couleur, d’ascendance, de religion, de sexe, d’origine, d’orientation sexuelle, d’âge, de citoyenneté, d’état civil, de handicap, d’identité de genre ou de tout autre critère protégé par la loi.