
Manufacturing and Supply
Where the
miracles of
science are made
a reality for patients
Principal Process Engineer-Technical Sciences
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: Principal Process Engineer-Technical Sciences
Location: Framingham, MA
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.
The Technical Sciences Group within MSAT Recombinant DS Global Platform function is the owner of Life Cycle Management of commercial manufacturing processes within Sanofi Manufacturing and Supply network. We are the process owners of commercial manufacturing processes, we drive life cycle initiatives and provide commercial manufacturing support, both internally and at CMOs. The function is also responsible for supporting tech transfer activities including process fit-gap assessment, process validation, PAI support, technical troubleshooting and drive continuous improvement initiatives.
Our expansive portfolio covers 17 products, 5 modalities, 3 expression systems within 12 internal and external global sites in US and EU. We will be supporting the launch of 20 new products in the next 5 years including monoclonal and multi-specific antibodies, fusion proteins, antibody-drug conjugates. In recent years we have successfully established second-generation manufacturing processes with continuous process platform. We are pursuing future innovations such as digital labs, factory of future and advanced analytics-based process understanding and control.
At Sanofi, we have charted a clear path forward to not only minimize the environmental impact across our value chain but also adapt our business to the environmental challenges that we face, promoting Environmental Sustainability by Design through our eco-design approach. This role will drive and execute the strategic direction of Environmental Sustainability by Design initiatives with the organization, fostering a culture of environmental sustainability and innovation in pharmaceutical development”
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
Key Responsibilities may differ among employees with same job title and may change over time in accordance with business needs.
Drives LCM activities of end-to-end recombinant DS manufacturing processes at CMOs, by partnering with the CMO technical teams and with Sanofi External Manufacturing groups.
Provides technical support and routine process monitoring for commercial products
Provides person-in-plant technical oversight of manufacturing operations at CMOs and communication to the relevant technical product team.
Performs the reviews of manufacturing processes, critical deviations, and/or development and production data.
Provides technical support and data analysis for investigations and critical deviations resolution.
Recommends and drives continuous improvement initiatives to enhance quality, productivity, recovery, and overall efficiency through Sanofi digital tools.
Demonstrates solid understanding and use of engineering principles and practices to solve a range of complex problems in creative and practical ways.
Leads small technical project teams · and provides technical guidance to less experienced staff
Works with other MSAT groups (internal or CMO) to design necessary experiments; contributes to understanding and interpretation of results; recommends changes or additional experiments
Partners with colleagues and CMOs from various functions, such as Engineering, External Manufacturing and External Quality groups.
Shepherds the use of digital tools as part of the LCM initiatives.
Oversees and reports on overall manufacturing robustness and relevant KPIs.
About You
Basic Qualifications
Bachelor’s degree in engineering or science with 5 years of experience
OR
Master’s degree in engineering or science with 3 years of experience
OR
PhD in engineering or science.
Leadership Qualifications
Act for Change: embrace change and innovation and initiate new and improved ways of working.
Cooperate transversally: collaborate effectively with peers, stakeholders, and partners across the organization to positively impact business results.
Lead and Develop People: Build, manage, motivate, and empower teams and workgroups. Take responsibility for developing one’s self and others in anticipation of future business needs.
Preferred Qualifications
Experience in biotechnology or the pharmaceutical industry
Experience in purification, cell culture, or analytical methods
Experience with root cause analysis and/or risk assessment
Knowledge of DeltaV automation
Experience working with statistical analysis software
Experience providing solutions for difficult technical issues
Experience communicating with senior management
Strong technical writing and communication skills
Experience with high level data analysis
Experience with project leadership
Experience communicating with cross functional teams
Proficient in Microsoft Word, Excel, PowerPoint
Special Working Conditions
Up to 35% Travel requirement
Ability to gown and gain entry to manufacturing areas
Support manufacturing operations on an "on call" 24/7 basis
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 a 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.
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.
Watch 'One day at Sanofi' and check out our Diversity Equity and Inclusion initiatives at sanofi.com
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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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