Associate Scientist, Analytical Development and Quality Control
Flagship Pioneering
September 11, 2026
Full-time
On-site
Cambridge, MA
Other
Role: Associate Scientist in Analytical Development and Quality Control focusing on nucleic acid therapeutics and LNP delivery systems. Responsibilities: establish and optimize testing systems for sample analysis, execute method development and validation (e.g., HPLC, LC-MS, plate assays), troubleshoot assays and instruments, analyze data, maintain inventory, document procedures, and support development activities. Collaborate with cross-functional teams; present findings internally. Requirements: B.S. with 8+ years or M.S. with 6+ years in chemistry, biochemistry, molecular biology, or related fields; expertise in analytical techniques like HPLC, LC-MS, ELISA, qPCR; experience with mRNA/DNA cargo and LNP is highly desirable; strong experimental design, troubleshooting, and communication skills. Preferred: experience in nucleic acid therapeutics development, GxP compliance, and laboratory software (Benchling, JMP, Empower). HighValue: early-stage biotech, nucleic acid therapeutics, platform development, quantitative analytical methods, cross-disciplinary teamwork, and hands-on lab work in a dynamic, entrepreneurial setting.