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Principal Scientist, Analytical Development

Sana Biotechnology · South San Francisco, CA · United States · On-site

Pay: USD 200,000 – 240,000 a year

Posted Jun 16, 2026

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About the role Sana Biotechnology is growing, and we are hiring new team members who believe in the potential of engineered cells as medicines, who are passionate about delivering the possible to patients, and who lead with the desire to work on novel ideas. As a Principal Scientist, Potency, you will report to the Sr. Director, Head of Molecular and Potency Method Development. You will either lead or support the development and implementation of potency, immunoassay, and other cell-based methods for Sana’s cell therapy products, and support method transfer and qualification to enable GMP testing. This role is onsite in South San Francisco, CA. What you’ll do Act as a key contributor in developing and qualifying pivotal stage potency, immunoassay, and other cell-based methods to support the characterization, process development, release testing, and stability testing of cell therapy products Follow ICH and internal Method Development Guidance Document to develop robust analytical methods for characterizing intermediates, drug substances/products and measuring residual impurities Develop product characterization strategies and methodologies to advance Sana’s pipeline Develop and execute methods to implement control strategies for gene and cell therapy products Create detailed documentation of experimental procedures and results in the electronic laboratory notebook and complete the review and approval of notebook entries per established policy Present results at group meetings and communicate effectively with a broad audience with a range of technical, analytical, and biological expertise Serve as a subject matter expert on potency, immunoassay, and other cell-based methods Draft, review, and/or approve technical documents (e.g., Test Methods, SOPs, Development Reports, and Technical Reports, and comprehensive study plans) Perform calibration, maintenance, troubleshooting, and qualification of instruments and reagents Maintain inventory of reagents and improve operational efficiency in the laboratory, adhering to laboratory safety standards Contribute to best laboratory practices and keep pace with innovations Support Quality Control on method transfer, qualification, and testing at CDMOs as well as internal laboratory operations and testing as needed Overcome obstacles (time constraints, material limitations and instrumental capabilities) through creative solutions, collaboration and problem solving What we’re looking for PhD with 8+ years or MS with 10+ years industry work experience Deep subject matter expertise in pluripotent stem cell or stem cell-derived drug products Experience in developing and qualifying late-stage potency methods for pluripotent stem cell or stem cell-derived pancreatic islet cell products per FDA, ICH, and USP regulatory guidelines Proficient in independently analyzing data using JMP or other statistical software, drawing conclusions, and making recommendations for next…