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 Data Scientist
Location: Paris, France
Work Arrangement: Hybrid (Three days from office and two days from home)
About the job
We are a global biopharmaceutical company focused on human health. Our purpose is to find treatment to fight pain and ease suffering. We combine breakthrough science and advanced technology to develop life-changing medicines and vaccines.
Digital & Data is at the heart of Sanofi: our ambition is to be the leading digital healthcare platform to develop & deliver medicine faster, enable healthcare professionals to improve treatments and help patients improve their health. Our scale, strong connections within health ecosystems across leveraging the world, and ability to leverage Sanofi’s capabilities make us the best place to push the boundaries of medicine through technology.
We are building Digital Commercial products developing outstanding capabilities that will participate in new drug discovery together with scientists, in trial efficiency and cycle time reduction, leveraging Data Analytics and Artificial Intelligence.
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:
Gather relevant data from various sources, and perform relevant analysis to propose and implement relevant data models for each business case
Apply statistical methods and machine learning techniques to extract insights from datasets
Design, implement and fine-tune AI/ML models using various algorithms and tools
Presenting findings through clear and informative charts, graphs, and dashboards
Support senior team members in understanding business teams requirements, and translate them into technical needs
Presenting findings through clear and informative charts, graphs, and dashboards
What we offer you:
A fixed salary over 12 months, supplemented by a short-term incentive, as well as a collective variable compensation based on Sanofi Group results.
Because taking care of our employees is also our mission:
Benefits & Well-being: Quality health insurance, extended maternity/parental leave (18/14 weeks), enhanced support in case of illness, teleconsultation and second medical opinion covered by Sanofi, as well as many other wellness programs to discover here
Work-Life Balance: 31 days of paid leave + RTT depending on your status, remote work up to 2 days/week
Transportation: Public transport coverage up to 80%
Savings & Retirement: Group Savings Plan and PERCOL with employer matching, and PERO
Professional Development: Internal and international mobility opportunities, learning & development opportunities
And more: platforms dedicated to peer-to-peer recognition & service exchanges between Sanofi employees (carpooling, home exchanges, etc.), numerous CSE benefits.
About you:
You are a dynamic data scientist interested in challenging the status quo to ensure development and impact of Sanofi's AI solutions for the patients of tomorrow. You are an influencer and leader who has deployed AI/ML solutions applying state-of-the art algorithms with technically robust lifecycle management. You have a keen eye for improvement opportunities and a demonstrated ability to deliver AI/ML solutions while working across different technologies and in a cross-functional environment.
Experience:
Presenting findings through clear and informative charts, graphs, and dashboards
Experience in developing deployable models and AI solutions
Demonstrated ability to perform exploratory data analysis and create visualizations
Experience in production-ready software development
Soft skills
Strong curiosity and eagerness to learn new concepts and technologies
Good communication skills, both written and verbal
Problem-solving ability and analytical thinking
Attention to detail in data handling and analysis
Ability to contribute to a diverse and inclusive team environment
Willingness to ask questions and seek guidance when needed
Presentation skills for sharing data insights with team members
Technical skills
Strong knowledge within most of the following areas: supervised learning, unsupervised learning, deep learning, LLMs, time series forecasting, Bayesian statistics, optimization
Proficient in Python programming and familiarity with big data concepts and tools
Comfortable working in cloud and high-performance computing environments (e.g. AWS, GCP, Databricks, Apache Spark)
Ability to use standard visualization tools to create reports and dashboards (such as Tableau, Power BI)
Awareness of responsible AI principles and AI regulations
Presenting findings through clear and informative charts, graphs, and dashboards
Education
Preferred qualifications: Master’s Degree or PhD in mathematics, computer science, engineering, physics, statistics, or a related quantitative discipline with strong coding skills
Languages English, French
Why choose us?
Contribute to a company that is not only a leader in healthcare but also a pioneer in digital transformation, shaping the future of global health.
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.
Join a workplace where diversity, equity, and inclusion are at the core, with Employee Resource Groups and leadership programs that celebrate every voice.
Drive meaningful change in a streamlined, AI-powered organization that values smart, modern ways of working.
Collaborate with curious minds across borders, functions, and cultures in a fast-paced, purpose-driven environment.
Stay at the forefront of tech, with access to training programs and industry certifications, as well as excellent opportunities for progression.
Work in a safe, responsible environment guided by RAISE — our strategy for balancing digital innovation with the right level of risk management for every AI system.
#LIFRA #LI-Hybrid
Better is out there. Better medications, better outcomes, better science. But progress doesn’t happen without people – people from different backgrounds, in different locations, doing different roles, all united by one thing: a desire to make miracles happen. So, let’s be those people.
At Sanofi, we provide equal opportunities to all regardless of race, colour, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, ability or gender identity.
Watch our ALL IN video and check out our Diversity Equity and Inclusion actions at sanofi.com!
The salary range for this position is :€42,400.00 - €56,533
Final compensation will be determined based on demonstrated experience, skills, location, and other relevant factors. Employees may be eligible to participate in Company employee benefit programs.

We are an R&D driven, AI-powered biopharma company committed to improving people’s lives and delivering compelling growth.
We apply our deep understanding of the immune system to invent medicines and vaccines that treat and protect millions of people around the world, with an innovative pipeline that could benefit millions more. Our team is guided by one purpose: we chase the miracles of science to improve people’s lives; this inspires us to drive progress and deliver positive impact for our people and the communities we serve, by addressing the most urgent healthcare, environmental, and societal challenges of our time.
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