R&D
Where your curiosity drives the
miracles of
science

About the job

Our Team:

At Sanofi, we chase the miracles of science to improve people’s lives. In the Global CMC department of R&D we develop industrial-scale production processes to bring our pipeline molecules to the patient. As part of the Microbial Platform in Frankfurt, we are developing cutting edge manufacturing processes for the next generation of microbial-derived biologics.

To support our Host Strain Engineering Team in Frankfurt, we are looking for a highly self-motivated, innovative molecular biologist with passion for microbial biotechnology and synthetic biology who is eager to bring research into application.

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:

• Work independently as a fully integrated member of a cross-functional, interdisciplinary, and international CMC development team
• Lead planning, design, execution of molecular biological experiments, strain engineering and process development
• Development, evaluation, and implementation of new methods or application and optimization of existing state-of-the-art process-relevant methods and molecular biological techniques
• Establishing and optimizing CRISPR-methods for Pichia pastoris (Komagataella phaffii) genome editing as basis for engineering of strains for recombinant protein production and industrial manufacturing processes
• Data analysis and data interpretation, presentation and reporting of results to international and interdisciplinary audience
• Follow, review, and share the latest project-related innovations and technology breakthroughs in academia and industry
• Contribute to collaborations with academic institutions

About you

Experience:

• Ph.D. with experience in molecular biology, microbiology, biochemistry, and microbial expression systems
• Track record within the field of recombinant protein expression technology, synthetic biology, and strain engineering with strong focus on yeast, especially Pichia pastoris (Komagataella phaffii)

Scientific Skills:

• Experience with DNA sequence design, cloning software (SnapGene, Benchling etc.) and modern molecular cloning techniques (Golden Gate, Gibson assembly, etc.)
• Strong experience with CRISPR technologies (ideally with focus on yeast) and microbial synthetic biology concepts
• Hands on experience and expertise on molecular cloning, yeast strain engineering and analytical characterization of microbial strains is required
• Experience with NGS (ONP, Illumina) and NGS-data analysis for validation of engineered expression strains
• Programming skills to support scientific data analysis

Soft Skills:

• Passionate about biotechnology and synthetic biology
• Able to drive a scientific project from idea to application, "Can Do”-Attitude
• Demonstrated ability/willingness to quickly learn and perform in new areas, implement new techniques and instrumentation
• Ability to plan and execute experiments independently, organized, rigorous and adaptative
• Elaborate, structured and accurate way of working
• Innovative mindset and entrepreneurial spirit
• Strong team player with analytical skills and interest to work in a highly interdisciplinary area

Languages:

• Fluent in English, preferably good German skills

In your cover letter, please highlight your motivation to apply, and how your experience and skillset are connected to this position.

Why choose us?

• Be part of a pioneering biopharma company that engages patients early in drug development and uses their insights to design studies that reflect real-world needs. 
• 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. 
• Join a workplace where diversity, equity, and inclusion are at the core, with Employee Resource Groups and leadership programs that celebrate every voice.
• Achieve genuine work-life balance in a supportive R&D environment.

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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