CareerPlan

Senior Associate Scientist, Purification, RNA Process Development

Cambridge - MA - USFull-time$96k–$116k2026-10-28 → 2026-11-10

Core

Designing efficient, robust, and scalable manufacturing processes for RNA drug substances (circular and linear mRNA modalities) through hands-on experimental execution and process characterization.

Role type

Senior Associate Scientist, RNA Process Development

Builds

RNA drug substance purification processes for clinical manufacturing

Domain

Biopharmaceuticals / mRNA therapeutics

Required skills

Chromatography, Filtration (TFF/UF-DF), Statistical Design of Experiments (DoE), Process Analytics, Biophysical Characterization (HPLC, CE, Gel Electrophoresis), cGMP/QbD principles

Preferred skills

Nucleic acid chemistry, Lipid chemistry, Scale-down modeling, Mechanistic modeling, Clinical manufacturing support

Technologies

HPLC, CE, Gel Electrophoresis, TFF, UF-DF

Responsibilities

Execute and analyze experiments for existing and novel process modes, Support RNA drug substance purification process definition and scale up, Experiment using high throughput/automated or data rich experimental setups, Support experiments to confirm robust process performance across the control space, Collaborate with analytical teams to enable deeper characterization of RNA properties and impurity profiles, Collaborate closely with upstream PD to characterize IVT feed stream to maximize RNA yield and purity

Seniority

Senior, hands-on IC