Manufacturing and Supply
Where the
miracles of
science are made
a reality for patients

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About the job

As Key Expert MSAT Downstream Processing (DSP) within our MSAT Recombinant Drug Substance Microbial team, you'll develop, optimize, and transfer downstream bioprocesses for biotechnological manufacturing of peptides and proteins, specifically for our new insulin facility in Beijing. Ready to get started?

Main responsibilities:

• Implement and optimize downstream processes including chromatography, crystallization, precipitation, filtration, and drying in laboratory settings for production facilities as part of interdisciplinary teams
• Support scale-up activities, process characterization and validation, troubleshooting, and manufacturing start-up operations
• Lead technology transfer activities for downstream processes between different manufacturing sites and prepare process transfer documentation
• Develop regulatory submission documents and support process validations across global facilities
• Establish and equip laboratory infrastructure and capabilities for downstream process development
• Provide technical input to regulatory dossiers and respond to authority questions regarding downstream processing
• Represent downstream processing activities in audits and inspections

About you

• Education/Experience: PhD or Master's degree in Biology, Biotechnology, Biochemistry, Bioprocess Engineering, Chemical Engineering, Chemistry, or related field; relevant hands-on laboratory experience in downstream processing including chromatography, crystallization, filtration, and drying processes
• Soft and technical skills: Experience with cGMP environments, Design of Experiments (DoE), process modeling, and preparative/analytical chromatography; Proficiency in HPLC, gel electrophoresis, and broad analytical methods; knowledge of enzyme kinetics and protein folding advantageous; Strong project management skills with ability to work across cultures and bridge technical, manufacturing, quality, and regulatory requirements
• Languages: Fluency in English and German (verbal and written); Chinese language skills advantageous
• Additional: Travel activity: Willingness to travel to China, to support cross-cultural collaboration and on-site implementation activities.

PursueProgress. 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.

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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.

Watch 'One day at Sanofi' and check out our Diversity Equity and Inclusion initiatives at sanofi.com