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Pfizer Logo

Principal Scientist, Analytical Research and Development

Pfizer

$102,900 - $171,500
Aug 19, 2025
Groton, CT, US
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Pfizer is looking to deliver breakthroughs that change patients' lives by developing therapies and vaccines, and this role is intended to support that mission by leading qualitative and quantitative analyses of organic and inorganic compounds to uncover their chemical and physical properties throughout the drug product development lifecycle.

Requirements

  • PhD in Analytical Chemistry or related field, with 4 or more years of R&D experience; or MSc with 9 or more years of R&D experience.
  • Working knowledge and the ability to operate analytical techniques such as HPLC-MS, GC-MS, spectroscopy, and physical techniques such as particle size and dissolution that are commonly used for the characterization of pharmaceutical substances and products.
  • Proficient with a wide variety of software and information systems.
  • Demonstrated ability to learn new techniques and solve complex analytical problems.
  • Attention to detail, strong organizational skills, and effective interpersonal and communication skills are required.
  • Ability to perform mathematical calculations, as well as data analysis.
  • Ability to work in a laboratory setting.

Responsibilities

  • Designing and executing analytical approaches to support manufacturing process development.
  • Developing, validating, and transferring analytical methods to ensure robust and reliable data generation.
  • Planning and implementing stability studies to understand degradation pathways and establish shelf-life parameters.
  • Creating impurity control strategies to ensure product quality and regulatory compliance.
  • Conducting laboratory work and overseeing the planning, execution, and review of experiments performed by other scientists in a collaborative, matrixed environment.
  • Critically evaluating scientific data to draw clear conclusions, guide future work, and communicate findings through presentations, technical reports, and other media.
  • Assessing and implementing new analytical technologies and instrumentation, while mentoring junior scientists to foster technical growth and innovation.

Other

  • Demonstrated oral and written communication skills, including visualization of data, presentations and authoring technical articles.
  • Demonstrated ability to meet timelines and interact with multi-disciplinary teams.
  • Ability to work in a team environment and collaborate with cross-functional teams.
  • Permanent work authorization in the United States.
  • Adherence to standard operating procedures and potential travel requirements.