Principal Scientist, Immunogenicity and Ligand Binding Assays

Company: Moderna Therapeutics
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Job Description:

Overview

In this role you will lead and hands-on oversee LBA-based bioanalysis for Moderna’s mRNA-LNP programs, enabling critical clinical decisions with rigorous science and regulatory compliance. You will drive immunogenicity and ADA/neutralizing antibody assay development, validation, and clinical testing, while ensuring GcLP/GxP standards. Collaborating with cross-functional teams, you’ll implement phase-appropriate analytical strategies and leverage emerging analytics to accelerate development. This position offers impact across development stages, with opportunities to shape innovative analytics and data-enabled insights within a high-growth, mission-driven environment. You will work in a team-

Pay / Benefits

  • best-in-class healthcare
  • fertility, adoption, and surrogacy support
  • generous paid time off
  • discretionary year-end shutdown
  • global recharge days
  • retirement/investment options

Responsibilities

  • Provide oversight of LBA-based bioanalyses across immunogenicity programs
  • Lead ADA and neutralizing antibody assay development and validation for regulatory use
  • Ensure in-house GcLP compliance for LBA activities
  • Design and execute phase-appropriate clinical analytical strategies
  • Drive development and validation of cell-based assays, immunoassays, PK/PD assays, and protein quantification
  • Review analytical data, validation data, and study reports for integrity and regulatory alignment
  • Collaborate with internal and external stakeholders across the product development lifecycle
  • Support regulatory submissions and responses to authority inquiries
  • Maintain knowledge of regulatory expectations and evolving guidance in clinical bioanalysis
  • Apply risk-based scientific judgment to accelerate development while upholding quality
  • Partner with multidisciplinary teams to improve analytical approaches and laboratory processes
  • Maintain compliance with GLP/GCP, SOPs, and relevant regulations

Key requirements

  • Ph.D. in relevant fields with 10+ years of industry biotech/pharmaceutical experience (M.S. with extensive experience also considered)
  • Experience with RNA, biologics, and cell therapy preferred
  • Proficiency with platforms such as ECL, Gyrolabs, reporter gene assays, and DelPhia assays
  • Strong ability to communicate scientific concepts in a matrix environment
  • Knowledge of GLP, GCP, and current regulatory expectations for bioanalytical science
  • Experience with Watson LIMS and LabVantage eLBN advantageous
  • Interest in contributing to a high-growth, transformational company with bold, curious, collaborative culture
  • Effective scientific communication
  • Cross-functional collaboration
  • Regulatory-minded decision making
  • LBA immunogenicity bioanalysis
  • ADA and neutralizing antibody assay development and validation
  • Clinical sample analysis and data interpretation

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Posted: October 1st, 2026