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Stem Cell Principal Research Scientist, T1D Discovery Biology

Vertex Pharmaceuticals
June 27, 2026
On-site
Boston, MA
Clinical Research and Development
General Summary:
The Principal Scientist, Stem Cell Research provides scientific leadership and ownership of stem cell differentiation, characterization, and assay strategies supporting Vertex stem cell therapy programs. This is a hands-on, lab-based role with responsibility for defining experimental direction, setting scientific standards, and driving decision-making for complex stem cell-derived cellular platforms.

Key Duties And Responsibilities
- Provide scientific leadership and ownership of stem cell-derived cellular models, differentiation platforms, and assay systems as a direct line manager and/or matrix manager of a small team.
- Define experimental strategy, technical roadmaps, and decision criteria for complex differentiation and characterization challenges.
- Distill complex, multidimensional datasets into clear conclusions and actionable recommendations that inform program-level decisions.
- Lead development of robust, quantitative experimental platforms integrating stem cell biology, assay development, imaging, and computational analysis.
- Drive advanced troubleshooting and methods development for stem cell differentiation and functional assessment challenges.
- Serve as a scientific point of accountability in cross-functional discussions.
- Contribute as a scientific lead to invention disclosures, patent filings, publications, and internal technical documentation.
- Provide scientific mentorship and technical direction to junior scientists and research associates.

Knowledge And Skills
- Deep expertise in pluripotent stem cell culture and directed differentiation.
- Strong proficiency with functional, molecular, and imaging-based assays.
- Ability to integrate experimental biology with quantitative data analysis.
- Python (or similar) preferred.
- High-throughput/automated cell culture and assays: plus.
- Benchling/ELN/LIMS familiarity: preferred.
- Excellent scientific communication.

Education And Experience
- PhD (4–7 yrs), MS (7+ yrs), or BS (10+ yrs) in relevant fields.
- Proven experience advancing stem cell-derived systems toward translational/preclinical/product-enabling objectives.
- Ability to define strategy, evaluate trade-offs, and provide data-driven recommendations.
- Experience mentoring and leading across multidisciplinary teams.