Scientist 1 MSAT
- Employer
- Sanofi US
- Location
- Framingham, Massachusetts
- Posted date
- Oct 8, 2026
View more categories
- Discipline
- Science/R&D, Biotechnology
- Required Education
- Bachelors Degree
- Position Type
- Full time
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Job Details
Job Title:Scientist 1MSAT
Location:Framingham, MA
About the Job
The Scientist I will develop and execute bioassays across various biologic modalities in support of commercial manufacturing and continuous improvement initiatives. In addition, this role will support Stability study management and the execution of biochemical and biophysical assays, as needed.
Join a global network that powers how Sanofi delivers seamlessly, purposefully, and at scale. In Manufacturing & Supply, youll help reimagine how life-changing treatments reach people everywhere, faster.
About Sanofi:
Were an R&D-driven, AI-powered biopharma company committed to improving peoples 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 around the world. Together, we chase the miracles of science to improve lives.
Main Responsibilities
Execute cell-based assays and immunoassays to assess product potency, biological activity, and impurities (e.g., residual DNA, HCPs) in support of late-stage programs, commercial biologics, and life cycle management programs
Develop and optimize analytical methods including cell-based assays, ELISA, and flow cytometry for MSAT projects and technology transfer activities; perform general biochemical and biophysical assays under SME supervision, as needed
Perform method qualification and transfer in and out of the department
Work with analytical leads and relevant stakeholders to support sample stability studies
Ensure timely completion of assignments and deliverables; independently design and execute complex experiments under general supervision
Participate in characterization and comparability studies
Author protocols, method development/technical reports, data analysis summaries, and investigation reports
Write and review method documentation and characterization reports in support of regulatory filings
Collaborate with other scientists in the team, as well as interact cross-functionally in the Global MSAT organization and interface functions and organizations, such as CMC, Quality, Manufacturing, CMO/CROs as appropriate
About You
Basic qualifications:
PhD with 01+ years' experience in the biopharmaceutical industry, OR Master's degree with 3+ years' experience, OR Bachelor's degree with 6+ years' experience in the pharma/biotech industry within analytical development
Scientific background in cell biology, biochemistry, molecular biology, immunology, or a related field
3+ years hands-on experience with cell-based assays, immunoassays (e.g., ELISA), and/or flow cytometry in a laboratory setting
Experience in experimental design, method development, and qualification
Strong analytical and problem-solving skills with the ability to troubleshoot complex assay issues and interpret scientific data
Knowledge of mammalian cell culture and commercial protein purification processes
Experience with bioanalytical equipment, software, and statistical tools for high-level data analysis
Proficiency in data analysis tools and laboratory information management systems.
Skills and Competencies:
Highly organized and detail-oriented with a demonstrated commitment to quality and accuracy
Able to work independently and collaboratively within cross-functional teams and with external partners; enthusiastic, self-motivated, and agile in responding to urgent requests, with the initiative to lead new tasks
Excellent written and oral communication skills with the ability to present complex technical information clearly
Strong time management and ability to prioritize multiple projects
Ability to work full-time onsite in an analytical lab environment
Preferred qualifications:
Experience with method development, method qualification, and/or validation
Knowledge and hands-on experience with sample stability testing and management
Hands-on experience and comprehensive knowledge of other biochemical and biophysical techniques, including but not limited to U/HPLC, CGE,cIEF, spectroscopy, and particle analysis
Familiarity with biologics manufacturing (monoclonal antibodies, vaccines, or other biotherapeutics)
Experience working on highly technical projects requiring adaptability and responsiveness.
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 its 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 andwellness programs and at least 14 weeksgender-neutral parental leave.
Shape the future of medicine and vaccine delivery with cutting-edge technology, ensuring seamless launches and a resilient global supply.
Power industry-leading performance by leveraging digital, data, and AI-driven innovation at speed and scale
Transform lives worldwide by delivering life-changing treatments anywhere, anytime.
Sanofi Inc. and its U.S. affiliates are Equal Opportunity employers committed to a culturally inclusive 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.
Company
Pursue Progress. Discover Extraordinary.
Science has been our calling from the beginning. Sanofi’s heritage of turning the impossible into the possible stretches back to the 19th century — a rich history of healthcare innovation built by diverse companies united by one shared purpose. More than 150 years later, that spirit lives in everything we do and every person we serve — from the patients who take our medicines, to the healthcare professionals who trust us, to the 83,000+ employees and communities around the world who make it all possible. And today, we’re writing the next chapter of that legacy.
We are an R&D-driven, AI-powered biopharma company committed to improving people’s lives and delivering compelling growth.
Better is out there. Better medications, better outcomes, better science. And it all starts with people like you — from different backgrounds, in different locations, doing different roles — united by a single mission: we chase the miracles of science to improve people’s lives.
Take the most important step in your career and help us change the lives of patients, families, and communities for the better.