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Sanofi · Vitry-sur-Seine

# Post-Doc Scientist Antibody Discovery & Engineering

Vitry-sur-Seine Full-time Research & Science 

Listed on Sanofi ’s official careers site. Posted September 24, 2026. Check that it is still open and apply there.
[Apply on Sanofi ’s careers site →](https://sanofi.wd3.myworkdayjobs.com/SanofiCareers/job/Vitry-sur-Seine/Post-Doc-Scientist-Antibody-Discovery---Engineering_R2864920)

[OpenNash Jobs](https://jobs.opennash.com/) / [Sanofi ](https://jobs.opennash.com/companies/sanofi/) / Post-Doc Scientist Antibody Discovery & Engineering

## Job description

About the Role We are looking for a highly motivated and talented Post-Doctoral Researcher to join our team in the Large Molecule Research platform at Sanofi. This position offers a unique opportunity to work on an ambitious and cutting-edge project focused on the discovery and engineering of 2-in-1 antibodies for the development of innovative therapeutic antibodies. This is a complex and challenging project that will require strong scientific autonomy, versatility across multiple methodologies, and excellent collaborative skills in a cross-functional environment.

### Key Responsibilities

Developing and implementing state-of-the-art technological methods for innovative antibody discovery using display technologies (phage display and/or yeast display) Engineer and optimize 2-in-1 bispecific antibody formats for therapeutic applications
- Perform biochemical and biophysical characterization of antibody candidates Establishing robust and transferable methodologies, ready to be deployed in support of therapeutic areas
- Conduct high-throughput screening and analyze large datasets with strong analytical rigor
- Work in close collaboration with cross-functional teams
- Present findings internally and contribute to publications and/or patent filings Ensuring seamless integration of these new methods into the existing discovery pipeline Required Profile PhD in Protein Engineering or a related field Industrial experience would be an asset
- Demonstrated expertise in antibody discovery and/or engineering
- Strong hands-on experience with display technologies (phage display and/or yeast display)
- Solid knowledge of screening methodologies and biochemistry techniques Bilingual: digitally fluent, and experimental mindset
- Strong data analysis skills and ability to draw meaningful scientific conclusions
- Ability to work autonomously while being a strong team player Experience in cross-functional collaboration is a plus
- Excellent written and oral communication skills in English

### What We Offer

A stimulating scientific environment within a world-leading biopharmaceutical company Access to state-of-the-art technologies and platforms Opportunities to contribute to innovative therapeutic programs A collaborative and inclusive team culture 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!

## At a glance
- Posted by the employer: Sep 24, 2026
- First seen by OpenNash: Oct 11, 2026
- Last checked: Oct 18, 2026
- Listed for: 24 days
- Location: Vitry-sur-Seine
- Employment type: Full-time[Apply on Sanofi ’s careers site →](https://sanofi.wd3.myworkdayjobs.com/SanofiCareers/job/Vitry-sur-Seine/Post-Doc-Scientist-Antibody-Discovery---Engineering_R2864920)

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