Job title: Senior Scientist - Process Chemistry Development

• Location: Sisteron, France

About the Job

As Senior Scientist - Process Chemistry Development within our Commercial Process Development team, you'll design and optimize synthetic pathways for drug substances undergoing clinical development. Ready to get started?

You'll join our CMC Synthetics Platform team, where we focus on mid-to-late-stage process development for our most promising drug candidates. Our team drives innovation through cutting-edge synthetic concepts, artificial intelligence and machine learning applications, and biocatalysts approaches to deliver efficient, scalable manufacturing processes.

Main Responsibilities

• Contribute to the design of novel and efficient synthetic pathways for drug substances undergoing clinical development

• Conduct and oversee route scouting in laboratory to demonstrate synthetic viability

• Use all imaginable chemistry tools and methods to develop and optimize commercial process for selected drug substance route (photochemistry, biocatalysis, flow chemistry, electrochemistry, on-line analysis/PAT, high-throughout experimentation, structural analysis, computational chemistry, etc.)

• Design, plan and execute experimental plans to optimize reaction, purification and isolation unit operations, guided by technical risk assessments, to deliver safe, efficient, robust and scalable drug substance manufacturing processes that perform reliably at intended scale in batch or continuous format

• Collaborate within project teams by working closely with analytical chemists, process engineers, pilot plant experts and project managers within the CMC Synthetics organization

• Communicate scientific results in a clear, concise, and accurate manner via electronic laboratory notebook documentation, development reports, project discussions and presentations

• Provide concise technical presentations to communicate work to project teams, cross functional teams and management

• Document all work on projects and continuous improvements in eLNB experiments and summarize in technical reports

• Establish/extend external network by providing representation and leadership on academic, industrial, or government sponsored collaborations

• Champion continuous improvements through pursuit of scientific and technical innovations, workflow optimizations, and incorporation of digital tools.

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. 

What we offer you

A fixed salary over 12 months, as well as profit-sharing and incentive bonuses based on Sanofi Group results.

Because taking care of our employees is also our mission: 31 days of paid leave + RTT days (reduced working time) according to your status, remote work up to 2 days/week, quality health insurance, public transportation coverage up to 80%; maternity leave (18 weeks) and child welcoming leave (14 weeks), Savings Plan & Retirement Plans with employer contributions, Works Council benefits, internal and international mobility opportunities, a customizable training program to support you throughout your career, and many other benefits to discover here.

About You

Experience:

• PhD with demonstrated experience in pharmaceutical or chemical industry process chemistry or synthetic organic chemistry

• Post-doctoral research experience preferred

Soft and technical skills:

• Strong expertise in synthetic organic chemistry, process optimization, and scale-up principles

• Experience with analytical techniques, statistical analysis, and project management

• Excellent problem-solving abilities, communication skills, and ability to work effectively in cross-functional teams

Education:

• PhD in organic chemistry, synthetic chemistry, or related field

Languages:

• English required, French preferred

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

• Innovation at the Forefront: Access to state-of-the-art technologies including AI/ML applications, biocatalysis, photochemistry, flow chemistry, electrochemistry, and high-throughput experimentation

• Strategic Portfolio: Work on Sanofi's most promising drug candidates in mid-to-late-stage development with real commercial potential

• Continuous Learning: Champion scientific innovations and digital tools while expanding your expertise across diverse chemistry disciplines

PursueProgress. DiscoverExtraordinary.

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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Pursue Progress. Discovery Extraordinary.

Werde Teil von Sanofi und starte mit uns in eine neue Ära der Wissenschaft – wo dein persönliches Wachstum genauso wegweisend ist wie unsere Arbeit. Wir investieren in dich, damit du weiterkommst, schneller denkst und Dinge möglich machst, die vorher undenkbar waren. Du wirst Grenzen verschieben, Gewohntes hinterfragen und smarte Lösungen entwickeln, die direkt bei den Menschen ankommen, für die wir da sind. Bereit, die Wunder der Wissenschaft zu jagen und Leben zu verbessern? Dann lass uns gemeinsam Großes bewegen – und das Außergewöhnliche entdecken.

Bei Sanofi stehen allen die gleichen Chancen offen – unabhängig von Herkunft, Hautfarbe, Religion, Geschlecht, Nationalität, sexueller Orientierung, Alter, Staatsangehörigkeit, Familienstand, Behinderung, Geschlechtsidentität, Veteranenstatus oder anderen gesetzlich geschützten Merkmalen.