
Manufacturing and Supply
Where the
miracles of
science are made
a reality for patients
Associate Scientist
At a glance
Our teams produce and deliver over 4 billion units of medicines and vaccines every year, ensuring every breakthrough gets to the people who need it most.
Our state-of-the-art facilities, AI-powered smart factories, and cutting-edge automation are redefining what’s possible: ensuring treatments reach patients faster, safer, and more sustainably than ever before. This is where your skills, ambition, and passion can shape the future of healthcare.
Job Title: Associate Scientist
Location: Swiftwater, PA
About the Job
We deliver 4.3 billion healthcare solutions to people every year, thanks to the flawless planning and meticulous eye for detail of our Manufacturing & Supply teams. With your talent and ambition, we can do even more to protect people from infectious diseases and bring hope to patients and their families.
This position within the Manufacturing Sciences, Analytics, and Technology (MSAT), performs activities supporting the development, validation and continuous improvement of Syringe Filling processes for Drug Products. The mission of the MSAT function is to deliver robust and efficient processes & testing with associated knowledge to transfer to Manufacturing & QC. The MSAT function also provides daily support to manufacturing and QC toward industrial performance excellence.
We are an innovative global healthcare company with one purpose: to chase the miracles of science to improve people’s lives. We’re also a company where you can flourish and grow your career, with countless opportunities to explore, make connections with people, and stretch the limits of what you thought was possible. Ready to get started?
Main Responsibilities:
Drive the technical strategy and project deliverables across the Injectables (Drug Product) landscape for multiple projects across the Swiftwater site
Serve as a technical expert for general projects, transfers, and change management implementation with emphasis on Syringe Filling and Initial Process Verification Plans
Comply with cGMP and other internal and external quality and regulatory guidance, as well as health and safety guidelines
Support and deliver technical studies and validation strategies for Manufacturing Assistance, Technology Transfers, and New Vaccines Syringe Filling operations
Provide Shop Floor assistance to support investigations, troubleshooting, CAPA, and Change Control activities
Author I review I approve technical documents which support project execution and manufacturing assistance
Lead/support troubleshooting activities
A technical contributor to Syringe Filling as well as support of Vial Filling activities as required
Influences internally and is forward thinking with an attitude of collaboration, optimization, efficiency, and continuous improvement
Working with different disciplines (Quality, Operations, Regulatory, and Engineering) in the execution of development and validation studies to industrialize processes for Phase 3 and licensed products to assure commercialization of robust, compliant, and efficient processes for vaccines and bio-pharmaceuticals
Proactively anticipates and effectively communicates successes, constraints, conflicts, solutions, and actions for resolution
Proactively resolves conflicts, removes roadblocks to execution within sphere of influence; escalates to functional management when appropriate
Promote innovation to keep up-to-date with the latest regulatory expectations and industry trends.
About You
Who You Are:
Sanofi’s Manufacturing and Supply mission is to improve worldwide human health, as a reliable manufacturer, by delivering high quality, innovative, and affordable products to our customers. You would fit in well with our Sanofi values of innovation, solidarity, confidence, respect, and integrity and our ways of working (Focus, Agility, Accountability and Simplicity).
BASIC QUALIFICATIONS:
Bachelor in Basic Sciences, Pharmacy, Chemical Engineering or Mechanical Engineering
Preferred Skills:
Strong technical writing skills
Attitude of collaboration
Proficiency with Microsoft Office (Word, Excel, PowerPoint)
OTHER SKILLS:
Strong communication skills, self-motivated
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 it’s 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.
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.
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Why work with us
- We’re problem-solvers and pioneers. United by the belief that everyone deserves a healthier future. We create best-in-class vaccines that prevent disease and protect lives.
- Innovation drives us. From AI and mRNA to next-gen science, we push the boundaries to deliver first- and best-in-class vaccines for infectious diseases worldwide.
- Growth happens here. With bold investments in R&D and world-class facilities, Sanofians across the entire vaccine lifecycle are shaping the future of global health.
- We do what’s right. Sustainability and DE&I drive our positive global impact—because the diverse communities Sanofians represent are the patients we serve.
All-in on diversity
At Sanofi, diverse perspectives fuel the best solutions for patients. Hear from Monique Vessey, our Supply Chain Transformation Leader, on how her background shapes her approach to delivering life-changing medicines.

"Manufacturing and Supply is the bridge between the science that happens in research laboratories and the people and communities we serve."

Brendan O’Callaghan
Executive Vice President of Manufacturing and Supply
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