Senior Research Associate, LNP Production
Flagship Pioneering
September 29, 2026
Full-time
Remote friendly (Watertown, MA)
Worldwide
Clinical Research and Development
Role: Senior Research Associate, LNP Production, supporting the development of lipid nanoparticle formulations for nucleic acid therapeutics. Responsibilities include designing, producing, characterizing, and optimizing LNPs across various scales, operating equipment such as mixers and TFF systems, troubleshooting formulation challenges, and collaborating with cross-functional teams to advance genetic medicine delivery platforms. Qualifications: BS + 5 years or MS + 3 years in chemical/biochemical engineering, pharmaceutical sciences, or related fields; hands-on experience with LNP formulation, production, and analysis, especially for mRNA, siRNA, or similar cargos; familiarity with process equipment and physicochemical characterization techniques. Preferred: strong experimental execution, data interpretation skills, and collaborative mindset. High-Value specifics: focus on nucleic acid delivery, preclinical research, process development, and formulation optimization in a fast-paced biotech environment. Work setup is likely laboratory-based with cross-program collaboration, but location details and travel expectations are not specified.