Associate Scientist

Associate Scientist position in Analytical R&D at Pfizer's Chesterfield, Missouri facility, developing and applying analytical methods to support biotherapeutics, vaccines, and oligonucleotide process development. The role involves method development, troubleshooting, and data documentation in a regulated research environment.

Responsibilities Develop, troubleshoot, and apply analytical methodologies for biotherapeutic and vaccine process development Perform method development, transfer, verification, and qualification in support of formulation development Execute quality assessments, impurity detection, and product characterization testing Document analytical results in technical reports and maintain compliance with corporate guidelines Collaborate effectively with cross-functional teams in a fast-paced, regulated environment Requirements Bachelor's degree in chemistry, biochemistry, biology, or related field Proficiency with common AI tools including generative technologies for problem-solving Laboratory experience in analytical techniques such as colorimetric, HPLC, and electrophoresis Ability to follow established procedures with minimal supervision Strong documentation and organizational skills with attention to detail Experience with large molecule analysis and laboratory information management systems preferred Compensation:

$60,200–$100,400 base salary; eligible for 7.5% bonus target