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Principal Process Engineer-Technical Sciences

Framingham, Massachusetts Permanent Posted on   Jan. 05, 2026
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Job Title: Principal Process Engineer-Technical Sciences

Location: Framingham, MA

About the Job

Join a global network that powers how Sanofi delivers — seamlessly, purposefully, and at scale. In Manufacturing & Supply, you’ll help reimagine how life-changing treatments reach people everywhere, faster.

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”

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 around the world. Together, we chase the miracles of science to improve people’s lives.

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 10+ years of experience in a tech transfer/tech support for DS manufacturing 

  • Master’s degree in engineering or science with 8+ years of experience of experience in a  tech transfer/tech support for DS manufacturing

  • PhD in engineering or science with 4+ years of experience of experience in a  tech transfer/tech support for DS manufacturing 

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 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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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.

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