Senior Associate Scientist-Vaccine Development (Analytical, Assays)

Pfizer • Pearl River, NY

13d • $68,600 - $114,300 • Onsite

About The Position

This is a laboratory‑based position within the Vaccine Research & Development Analytical Development organization. The Senior Associate Scientist will support vaccine programs through analytical method development, sample testing, and data interpretation, with a primary focus on separation‑based analytical techniques.

Requirements

• BS with 3 to 5 years of relevant experience, or MS with 0 to 3 in Chemistry, Biochemistry, Analytical Chemistry, or related field.
• Hands‑on experience with chromatographic or electrophoretic separations.
• Strong data analysis, documentation, and communication skills.
• Ability to work effectively in a team‑based laboratory environment.
• Permanent work authorization in the United States.

Nice To Haves

• LC‑MS experience supporting proteins and/or mRNAs preferred.
• Experience using common AI tools, including generative technologies such as ChatGPT or Microsoft Copilot, to support problem solving and enhance productivity.
• Experience with liquid chromatography–mass spectrometry (LC‑MS)

Responsibilities

• Perform analytical method development and sample testing under manager supervision in support of vaccine process development, formulation development, release, stability, and characterization.
• Apply separation-based techniques, including but not limited to: HPLC (SEC, IEX, RP) and CE.
• Utilize LC MS–based methods for characterization of vaccine antigens and related analytes.
• Execute method verification, qualification, and optimization studies under appropriate supervision.
• Analyze and interpret experimental data; summarize results and conclusions clearly and provide to the manager.
• Document experimental work contemporaneously in electronic laboratory notebooks in compliance with internal standards.
• Author and review analytical methods, protocols, and technical notes or method qualification reports with appropriate guidance.
• Participate in general laboratory activities, including instrument maintenance, reagent management, and laboratory housekeeping.
• Work in compliance with applicable data integrity expectations, as required.
• Continuously improve safe and effective working practices in the laboratory environment.

Benefits

• 401(k) plan with Pfizer Matching Contributions and an additional Pfizer Retirement Savings Contribution
• paid vacation, holiday and personal days
• paid caregiver/parental and medical leave
• health benefits to include medical, prescription drug, dental and vision coverage
• Relocation assistance may be available based on business needs and/or eligibility.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level