Senior Associate Scientist – Biotherapeutics and Vaccines Analytical Testing

Scorpion Therapeutics; Chesterfield (MO); On-site; USD 82,000 - 125,000; Full time

Job summary

Pfizer is seeking a Senior Associate Scientist to support analytical characterization of biotherapeutics and vaccines within R&D. The role emphasizes compliance with GLP/GMP and participation in analytics across lifecycle activities for complex biologics.

The candidate will perform qualitative and quantitative analyses, support instrument maintenance, and contribute to process improvements in a cGMP environment with limited travel.

Qualifications

• BA/BS with 3–5 years or MS with 0–4 years in biotherapeutics testing.
• Strong documentation skills required.
• Experience with UV-VIS, HPLC/UPLC, ELISA and GMP laboratory operations.

Responsibilities

• Conduct qualitative and quantitative analyses of biotherapeutics and vaccines.
• Perform lifecycle activities (verification, validation, transfer) for complex biologics (mAbs, ADCs, vaccines).
• Maintain records compliant with GLP/GMP and support instrument maintenance.

Skills

Analytical characterization

Spectroscopic techniques

Chromatographic techniques

Documentation in GLP/GMP

Troubleshooting analytical assays

Education

BA/BS in Biochemical/Biological Sciences

MS in related field

Tools

EMPOWER

LIMS

Job description

Role:

Senior Associate Scientist in Pfizer's Research & Development, focused on analytical characterization of biotherapeutics and vaccines.

Responsibilities:

Responsibilities include conducting qualitative and quantitative analyses, performing lifecycle activities (verification, validation, transfer) for complex biologics such as monoclonal antibodies, antibody-drug conjugates, and vaccines; maintaining records in compliance with GLP/GMP; troubleshooting analytical assays across early and late-stage products in a cGMP environment; and supporting laboratory instrument maintenance and process improvements.

Requirements:

Requirements: BA/BS with 3-5 years or Master's with 0-4 years in biotherapeutics testing, strong documentation skills, experience with spectroscopic and chromatographic techniques (e.g., UV-VIS, HPLC/UPLC, ELISA), and knowledge of GMP laboratory operations.

Preferred:

Preferred: familiarity with software systems (EMPOWER, LIMS), GxP knowledge, problem-solving skills, and experience with AI tools.

High-Value:

High-Value: biologics (mAbs, ADCs), vaccines, analytical method lifecycle, cGMP environment, early to late-stage development.

Work setup:

Work setup: on-premise with occasional off-shift work and limited travel.