CareerPlan

Senior/Principal Scientist, Analytical Cell Line Engineering and Bioassay Development

Lexington, MAFull-time$154k2026-07-14 → 2026-11-10

Core

Design, generate, characterize, and manage stable mammalian analytical cell lines and develop cell-based bioassays to support potency and functional characterization of biologics.

Role type

Senior/Principal Scientist, Analytical Cell Line Engineering and Bioassay Development

Builds

Potency assays, functional characterization tools, and analytical control strategies for biologics

Domain

Biopharmaceuticals / Biologics Development

Required skills

stable mammalian cell line engineering, vector design, transfection/transduction, clonal isolation, genomic characterization, copy number analysis, flow cytometry, assay development, regulatory documentation, technical mentoring

Preferred skills

qPCR, ddPCR, sequencing, cell imaging, luminescence/fluorescence detection, high-throughput clone screening, CMC source documentation

Technologies

flow cytometry, qPCR, ddPCR, sequencing, cell imaging, luminescence, fluorescence

Responsibilities

Lead design and lifecycle management of analytical cell lines; develop cell-based potency and functional assays; translate mechanism of action into assay strategies; author regulatory documentation; mentor junior scientists; lead technical transfers

Seniority

Senior (3+ years post-PhD) / Principal (7+ years post-PhD), Individual Contributor Technical Leadership