R&D
Where your curiosity drives the
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Job title: Senior Associate Scientist, Bioprocess Analytics

• Location: Framingham, MA

About the job:

Sanofi is committed to being a world-class biologics research organization, striving to bring next generation, transformative therapies to patients. Our BioAnalytics US team, as part of Global CMC Development organization, plays a critical role in advancing Sanofi's R&D pipelines from early discovery through late-stage development.

We are seeking a talented and highly motivated Senior Associate Scientist with expertise in Analytical Chemistry/Biochemistry to join the BioProcess Analytics group in Framingham, MA. In this role, you will be a key contributor to a multidisciplinary team, driving analytical method development, optimization and routine testing to support R&D programs to meet project goals within established timelines.

This position offers meaningful growth opportunities — from expanding technical expertise and assuming increasing project leadership responsibilities, to charting a pathway toward senior scientific or leadership roles within BioProcess Analytics and the broader BioAnalytics organization.

Join the engine of Sanofi’s mission — where deep immunoscience meets bold, AI-powered research. In R&D, you’ll drive breakthroughs that could turn the impossible into possible for millions.

About Sanofi:

We're an R&D-driven, AI-powered biopharma company committed to improving people's lives and delivering compelling growth. Our deep understanding of the immune system and innovative pipeline enables us to invent medicines and vaccines that treat and protect millions of people worldwide, supported by our diverse portfolio of medical device and diagnostic products. Together, we chase the miracles of science to improve people's lives.

Main Responsibilities:

• As a Senior Associate Scientist, you will be a highly productive contributor to the BioProcess Analytics team. Primary responsibilities include:

• Drive method development and innovation by supporting the development of cutting-edge analytical method platforms, including HPLC/UPLC, LC-MS, cIEF and binding assays.

• Deliver independent analytical testing supports a variety of testing platforms in a non-GMP setting, directly enabling R&D Biologics Development programs.

• Manage and execute projects with minimal supervision, including planning work assignments, analyzing and interpreting test results, and conducting troubleshooting to ensure high productivity and on-time delivery.

• Communicate scientific finding effectively by drafting technical reports, study protocols, and result summaries, and presenting Progress clearly to cross-functional team members.

• Leverage digital and AI-powered tools to enhance data analysis workflows and accelerate analytical method development.

• Foster cross-functional collaboration by maintaining strong communication with internal colleagues across multiple concurrent projects.

About you

Basic Qualifications

• Bachelor’s degree in Analytical Chemistry, Biochemistry, Biology, Biotechnology, Bioengineering or a related discipline with 3–5 years of relevant experience, or master’s degree with 1–3 years of relevant experience in research laboratory or biopharma/biotech company (co-ops experience in biopharma/biotech is acceptable)

• Hand-on experience with one or more separation science techniques for protein characterization, including UPLC/HPLC, LC/MS, cIEF.

• Proficiency with data processing software such as Empower, Chromeleon, MassLynx, or OpenLab.

• Demonstrated ability to independently manage multiple concurrent projects across varied analytical testing platforms.

Preferred Qualifications

• Strong background in LC-MS/MS techniques for protein post-translational modification (PTM) identification and quantitation, glycan analysis and metabolites analysis (amino acids and vitamins), with proficient instrumental operation and troubleshooting skills on Waters or Thermo instrumentation.

• Experience in operating automated, high throughput lab instruments (e.g. Agilent Bravo, Hamilton liquid handling systems).

• Experience with impurity-based assays including ELISA and qPCR.

• Prior experience executing assays in a GLP/GxP-regulated pharmaceutical or biotechnology setting.

• Familiarity with iLab Solutions for laboratory data and resource management.

Soft Skills

• Detail-oriented and well-organized, with strong time management skills and the ability to prioritize effectively in a fast-paced environment.

• Ability to communicate complex technical findings clearly and concisely to diverse scientific audiences.

• Collaborative team player with a proactive approach to problem-solving and a commitment to scientific rigor.

Why choose us?

• Bring the miracles of science to life alongside a supportive, future-focused team.

• Discover endless opportunities to grow your talent and drive your career, whether through a promotion or lateral move, at home or internationally.

• Enjoy a thoughtful, well-crafted rewards package that recognizes your contribution and amplifies your impact.

• Take good care of yourself and your family, with a wide range of health and wellbeing benefits including high-quality healthcare, prevention and wellness programs, and at least 14 weeks' gender-neutral parental leave.

• Work at the forefront of drug discovery, harnessing cutting-edge AI, data, and digital platforms to push the boundaries of science.

• Help improve the lives of millions of people globally by making drug development quicker and more effective.

• Enjoy outstanding benefits, including flexible working options, comprehensive healthcare, and well-being programs designed to help you thrive.

Sanofi Inc. and its U.S. affiliates are Equal Opportunity and Affirmative Action employers committed to a culturally diverse workforce. All qualified applicants will receive consideration for employment without regard to race; color; creed; religion; national origin; age; ancestry; nationality; marital, domestic partnership or civil union status; sex, gender, gender identity or expression; affectional or sexual orientation; disability; veteran or military status or liability for military status; domestic violence victim status; atypical cellular or blood trait; genetic information (including the refusal to submit to genetic testing) or any other characteristic protected by law.

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All compensation will be determined commensurate with demonstrated experience. Employees may be eligible to participate in Company employee benefit programs, and additional benefits information can be found here.

Pursue Progress. Discover Extraordinary.

Join Sanofi and step into a new era of science - where your growth can be just as transformative as the work we do. We invest in you to reach further, think faster, and do what’s never-been-done-before. You’ll help push boundaries, challenge convention, and build smarter solutions that reach the communities we serve. Ready to chase the miracles of science and improve people’s lives? Let’s Pursue Progress and Discover Extraordinary – together.

At Sanofi, we provide equal opportunities to all regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity, protected veteran status or other characteristics protected by law.