
R&D
Where your curiosity drives the
miracles of
science
Principal Biostatistician - Non-Clinical
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.
Principal Biostatistician - Non-Clinical
Location: Barcelona
Our Hubs are a crucial part of how we innovate, improving performance across every Sanofi department and providing a springboard for the amazing work we do. Build a career and you can be part of transforming our business while helping to change millions of lives. Ready?
As part of the development of Sanofi’s pharmaceutical products, the R&D Data Sciences department and more specifically the Statistics department for the Chemical Manufacturing Control (CMC), CMC Statistics, is responsible for contributing to statistical support, modelling, digitalization, decision-making and filing of new product registration files.
As Principal CMC statistician within our Data Sciences/ CMC Statistics you’ll be supporting the CMC activities for process, analytical methods and formulation development, for several CMC sites in the world.
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:
Under supervision of Statistical Project Leader and/or Group Head, contribute to the reliability, scientific quality and optimization of project support from Cell Lines to Biologics License Application, by providing appropriate CMC statistical support:
Accountable for all assigned statistical deliverables related to one study or activities in the CMC development area:
Perform statistical analyses of data from the laboratories mainly, using R and SAS, and possibly other languages, or standard statistical software used in Sanofi (JMP, SIMCA, Modde, internal tools), to deliver statistical reports/memo
Contribute to the development and support of statistical end-user tools (mainly RShiny )
Participate to internal working groups and contribute to develop state-of-the art methodologies and statistical approaches
Respect Policies, Standards, internal and external guidelines and processes
Presentation of statistical work package results to project team members and stakeholders
About you
Experience:
4+ years (MS) or 2+ years (PhD) of pharmaceutical or related industry experience
Basic knowledge of pharmaceutical development process and analytical methods
Strong expertise in the field of CMC statistics applied to biopharmaceutical development
Proven expertise of industrial statistics (descriptive & inferential statistics, statistical process control), design of experiments, multivariate data analysis (PCA, PLS and related methods), statistical modelling and simulation
Soft and technical skills:
Scientific rigor and demonstrated level of independence to run statistical workpackages
Knowledge of CMC regulatory guidelines (EMA, FDA, ICH Quality, Pharmacopeias), QbD principles and ability to prepare statistical analysis for regulatory dossiers
Use of standard commercial software e.g. JMP, SIMCA, MODDE
Able to work in departmental computing environment, do advanced statistical analyses using R, SAS and possibly other languages (Python, …)
Excellent interpersonal and communication skills
Education : MS or PhD in Statistics or relevant fields
Languages: Excellent communication in English, both oral and written
#LI-Hybrid #BarcelonaHub #SanofiHubs
nullPursue 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.