Genomic Engineering Scientist and Cell Line Development Lead

Nūmi is a bioproduction platform harnessing human mammary cells to produce key ingredients with proven health benefits across all stages of life. More specifically, it is the first European cultivated breast milk company aiming to produce human milk constituents to better match the ideal nutrition for babies! We are an early stage startup on the mission to revolutionize how we feed the next generation. If you want to join a fast growing, VC backed, biotech startup, Nūmi is the place for you!

Located in Paris, Nūmi is backed by top-tier international investors, scientists, and academic institutions.

• ☀️Positivity : At Nūmi, we cultivate positivity every day. Our mission drives us to communicate with passion and energy, always keeping the bigger impact in sight. We celebrate quick wins, but never lose track of our ultimate goal.

• 🤸Excellence : At Nūmi, excellence starts with dedication and a commitment to constant improvement. We embrace challenges as opportunities to learn and push ourselves to deliver high-quality results. Through effort, attention to detail, and integrity, we grow both individually and collectively as a team.

• 💙 Team-Work and Pedagogy : At Nūmi, we believe that teamwork makes us stronger. We encourage knowledge-sharing, open feedback, and mutual respect. Each Nūmiz is here to lift others up, ensuring that the collective succeeds.

• 🚀 Ambition : At Nūmi, we set ambitious goals and challenge ourselves to think big. Nūmi is driven by bold ideas and relentless determination, always aiming for the stars to create real impact.

This job position is a foundational leadership role at the hear of Nūmi's technology. We are seeking a highly skilled and experimented Genomic Engineering Scientist and Cell Line Engineering Team Lead to join our team. In this role, you will have ownership of our genomic engineering strategy to optimise our cell lines and leading the cell line engineering team. Your expertise will be instrumental in optimising our cellular and production processes and you will contribute to the design and implementation of genomic modifications to harness the production of milk in vitro. Our ability to produce human milk in vitro depends on the quality, robustness, and evolvability of our engineered cell lines. As Genomic Engineering Scientist & Cell Line Development Team Lead, you will define and execute the genomic engineering strategy that underpins the entire company, from R&D to long-term industrial scalability. As part of your responsibilities you will be managing two experimented scientists and engineers.

Strategy and Science :

🤩 Define and drive Nūmi’s genomic engineering and cell line optimization strategy, aligned with company objectives.

🧪 Implementation of modern and historic genomic engineering editing techniques to develop mammalian cell lines.

📀 Use bioinformatics tools and databases to analyze and interpret genomic data sets.

Leadership & Team Building

👨🏻‍🚀 Lead, mentor, and grow a team of currently two experienced scientists/engineers, with ownership of future hiring and team expansion.

👩🏻‍💻 Set scientific standards, best practices, and a culture of rigor, curiosity, and accountability. Document experimental procedures, analyze data, and prepare reports and presentations to communicate findings to internal and external stakeholders.

Cross-team & External Collaboration

👥 Collaborate with cross-functional teams, most notably the media development team, to integrate genomic modification strategies into the overall research and development strategy as well as external partners for RNAseq and cell line digital twins

🤸 Act as a key scientific interface between R&D and leadership.

Data & Intellectual Property

⚖️ Actively protect Nūmi’s know-how through invention disclosures and patent filings.

What we are looking for:

You are a senior genomic engineering scientist who wants both scientific depth and leadership responsibility and who is excited by building something that does not yet exist.

You bring:

• Solid work experience in Genomic Engineering, Genetics, Molecular Biology, or a related field.
• Hands-on expertise in mammalian cell line engineering.
• Proficiency in bioinformatics tools and databases for genomic analysis.
• Proven ability (or strong ambition) to lead, mentor, and grow a high-impact team.
• A builder mindset: you enjoy ambiguity, ownership, and moving fast in a startup environment.
• Excellent communication and collaboration skills, with the ability to work effectively in cross-functional teams.
• Passion for the mission of Nūmi to provide babies with better nutrition through innovative solutions

🚀 Unique opportunity to be one of the first employees at an early stage biotech company, shaping the future of infant nutrition

💥 Growth opportunities: you will have the opportunity to grow and develop within the company

🔬 Access to top-quality facilities, research services and infrastructure

💰 Competitive salary, part coverage of health insurance, lunch and transportation costs

⭐ Employee first mentality, we prioritize the well-being of our team members, both in terms of their mental and physical health

• We first check that your skills match the expectations
• First interview with our cofounder and CTO Eugénie
• A technical case study in English to give you a taste of what we are working on at Nūmi
• A last interview on site (when possible) to meet cofounder and CEO Eden, part of the team and visit the labs & office

Nūmi is committed to building a diverse and inclusive workplace. We welcome applications from people from all walks of life