Job Title: Senior Scientist Biochemical Analysis

• Location: Vitry-Sur-Seine – France

About the job

As a Senior Scientist Biochemical Analysis within our BioProcess Analytics service in the BioAnalytics Department, you will contribute to the analysis of manufacturing intermediates for biotechnology products (antibodies, recombinant proteins, multispecifics) in support of early-stage manufacturing process development. Working in a digitized and increasingly automated environment using chromatographic and electrophoretic techniques (HPLC, UPLC, icIEF), you will also develop analytical methods to ensure efficient and robust process development in the context of accelerating therapeutic projects. Ready to get started?

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.

Key Responsibilities:

• Supervise, define, and implement analytical techniques such as HPLC/UPLC, capillary electrophoresis (cGE, iCIEF), and UV spectrophotometry to support process development
• Contribute to meeting KPI deadlines for initiating analyses and delivering results while proposing continuous improvement actions to optimize productivity
• Contribute to the implementation of automation and digitization processes and provide technical expertise by critically assessing result relevance
• Guide analytical investigations to ensure result validity, participate in technology monitoring, and implement new analytical techniques
• Qualify/validate and transfer analytical methods while ensuring document quality (SOP drafting, data traceability, retention)
• Represent the department within Project Groups as a Subject Matter Expert (SME), coordinating department activities related to assigned therapeutic projects
• Collaborate cross-functionally with Process Development teams and other Analysis units while contributing to collective laboratory management

About you

Experience:

• Demonstrated experience in a protein analysis laboratory with hands-on expertise in chromatographic and electrophoretic techniques.
• Experience supporting process development activities and working in regulated environments with analytical method qualification/validation

Technical and Soft Skills:

• Expertise in chromatographic analysis for protein characterization and electrophoretic techniques (iCIEF, CE-SDS), understanding of protein structure.
• You thrive in fast-paced, dynamic environments and excel at collaborating across disciplines with multidisciplinary and international teams.
• Your ability to communicate transparently and focus on value-added activities makes you an effective project contributor

Education: Master's degree in analytical sciences, biotechnology, or related field

Languages: Fluent English and French (written and spoken)

Why choose us?

Join the engine of Sanofi’s mission — where deep immunoscience meets bold, AI-powered research. In R&D, you’ll drive breakthroughs that could turn the impossible into possible for millions

• Work at the forefront of drug discovery, harnessing cutting-edge AI, data, and digital platforms to push the boundaries of science.
• 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.
• Accelerate your professional development with structured career paths designed for both scientific and leadership advancement. Grow in ways you never imagined through bold moves that stretch your potential, cross moves into other business areas, and short-term gigs that build your scientific expertise.

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.

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.

Pursue progress, discover extraordinary

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!