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Senior Research Associate, LNP Production

Flagship Pioneering
August 26, 2026
Full-time
Remote friendly (Boston, MA)
Worldwide
Operations
Role: Senior Research Associate, LNP Production, supporting development of lipid nanoparticle formulations for nucleic acid therapeutics. Responsibilities: design, produce, characterize, and optimize LNPs; execute scalable formulation processes; troubleshoot technical challenges; collaborate with cross-functional teams on experimental design and data interpretation; maintain detailed documentation; contribute to process improvements. Qualifications: BS or MS in chemical or biochemical engineering, pharmaceutical sciences, chemistry, or biology; BS + 5 years or MS + 3 years relevant experience; hands-on expertise in LNP formulation, especially for mRNA, siRNA, or other genetic medicines; familiarity with process equipment (mixers, TFF) and analytical techniques (particle size, encapsulation). High-value: experience with nucleic acid delivery, scalable manufacturing, and characterization techniques. Work setup: hands-on, fast-paced environment; location details not specified; travel expectations not stated.