
Principal Scientist
Framingham, 麻薩諸塞州 Permanent 发布于 Sep. 22, 2025 申请截止于 Dec. 01, 2025 Salary Range USD 147,000.00 - 245,000.00Job Title: Principal Scientist
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.
Sanofi’s Global MSAT (Manufacturing Sciences, Analytics, and Technology) acts as a crucial link between our R&D and Manufacturing entities, playing an instrumental role in enhancing our current portfolio and delivering future launches of high-quality and innovative drugs and vaccines. Global MSAT is a beacon of innovation and process excellence in Manufacturing, this includes guiding the journey of new products from their launch to commercial success, being at the forefront of Data Sciences and Digitalization.
Join a team of talented and passionate international experts, scientists, and project leaders dedicated to inventing, designing, industrializing, and implementing cutting-edge industrial chemical and biological processes, analytical methods, and process modeling to successfully launch 3 to 5 new products by year.
The Principal Scientist in Downstream Process (DSP) will be part of the subject matter expert team and is responsible for providing technical leadership in monitoring and improving chromatography and filtration process performance at pilot and manufacturing scale.
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:
Represent MSAT as a DSP subject matter expert (chromatography and filtration) in various technical forums within the broad Sanofi network. Drive DSP operation standardization and best practice across platforms (Mammalian, Microbial, Vaccine). Serve as a core point of contact to support MSAT programs and global manufacturing sites, and to collaborate with R&D/CMC teams.
Lead complex manufacturing investigation such as large column packing performance; pre-packed column quality, raw material (resin and filter) quality and performance, chromatography and filtration skid equipment cleaning/sanitization/storage, filter integrity test variation, bioburden and contamination control, Unit operation automation, and other scalability and manufacturability issues. Provide key technical guidance to manufacturing support teams by integrating knowledge from process, operation, equipment, and raw material.
Responsible for DSP pilot operation design and practice. Work with MSAT pilot teams to establish the scale-up guidelines for various DSP operation. Draft training protocols for manufacturing staff at pilot facility. Work with MSAT and CMC pilot teams to drive the necessary pilot data package to evaluate facility fit and manufacturability. Lead pilot scale studies to drive investigation and process definition.
Lead DSP innovations from conceptualization to implementation. Work with MSAT teams to design and implement innovations such as custom designed chromatography or filtration skid, continuous DSP configuration and PAT, custom fabricated resins, filters, absorbers, and fibers. Lead collaboration with Sanofi suppliers and external partners to enable preferred raw material supply with acceptable standards.
Support other downstream unit operations such as centrifugation, viral inactivation, freezing/thawing, and protein stability. Support next generation process development, control strategy implementation, process validation, Tech Transfer, process comparability for global MSAT program launch at both Internal and external manufacturing sites
Support Quality and Regulatory during health authority inspection and prepare for supportive documents for new filings or responses. Lead internal report preparation to support various regulatory activities.
Serve as a technical mentor to MSAT team members, provide training and supervision to project team members as needed. Participate in internal and external scientific exchanges to enhance MSAT competencies and reputation.
About You
Qualifications/ Education & work experience
Master or PhD degree in Biological/Biomedical, Sciences/Engineering
10+ years of experience related to biopharmaceutical industry. Minimum of 5 years of hands-on experience in downstream manufacturing support or field technical support from a major supplier
Process knowledge across multiple modalities (e.g. mAbs, small protein and peptide, bioconjugates, nucleotides, Gene/cell therapy, organic chemistry etc.)
Extensive knowledge with pilot and manufacturing scale chromatography and filtration equipment and operation
In-depth understanding of various chromatographic separation mechanisms including affinity, ion-exchange, Hydrophobic, and Mix-mode. In-depth understanding of different filtration fundamentals (TFF, sterile filtration, membrane and fiber applications) and different operation modes (single-pass, alternative pass, continuous, nominal and tangential)
Prior experience of managing contractor manufacturing or contract research partners
Excellent scientific background and effective communication skills. Demonstrated ability to manage and prioritize multiple projects and consistently meet deadlines
Highly motivated individual with the ability to work independently as well as within cross-functional and cross-site teams
Oral and written fluency in English
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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追寻 发展。探索 菲凡。
进步需要我们每个人的参与——不论其背景、地域、或职业,我们都有一个共同的愿望:创造奇迹。你也可以成为其中的一员。我们不断追求变革,拥抱新思想,探索我们所能提供的一切机会。让我们一起追求进步。共同发现非凡。
在赛诺菲,不分种族、肤色、血统、宗教、性别、国籍、性取向、年龄、公民身份、婚姻状况、残疾或性别认同,我们为所有人提供平等的机会。
观看 “在赛诺菲的一天” ,并在官网 (sanofi.com) 上查看赛诺菲的多元化、公平与包容倡议!

在美国的职位
加入我们的美国团队。我们将为您提供专家指导和培训平台,从而帮助我们营造良好的企业文化。我们鼓励您以饱满的热情和充沛的精力投入到工作中,然后发挥自身能力推进药物和疫苗的研发,同时将研发到临床治疗的时间减半。
体验可能性
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Ama
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Cambridge Crossing
We're bringing together 2,500 people from across our organization — R&D, Medical, Commercial and Global colleagues all working to realize the power of collaboration.
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Innovation in Action
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Sanofi’s AI Centre of Excellence in Toronto
The Centre is focused on using leading technologies to develop world-class data and artificial intelligence (AI) products to create value for the health sector.
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Sanofi Canada's Philanthropic Efforts
By chasing the miracles of science to improve people’s lives, we surprise ourselves with what we can achieve. Our team is humbled by the impact our efforts make.
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Sustainable and Green
Our new facility was built to minimize the environmental impact — helping protect our planet and people. Using resources efficiently, we're providing greener, healthier workspaces.
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我们的办公地点
我们的员工遍布60多个国家/地区。他们勠力同心,携手共创医疗健康领域的美好未来。无论您在哪里工作,我们的专家都会指导您推动职业发展,您也将能够运用先进的科学技术,取得意义非凡的重大突破。
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勇敢追梦,奔赴美好未来
想要改变自己的生活,乃至改变全球数百万人的生活,该怎么做?加入我们,开启职业新篇章,然后在我们的保驾护航中展翅高飞,并向优秀的人求教,为这份事业做出切实的贡献。
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您和我们相互依存,共同成长
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心怀梦想,成就一番事业
我们希望您以饱满的热情投入到自己的工作岗位中,给全球数百万人带来美好生活。您的职业发展道路由您自己来掌控。您只管制定目标,我们会提供充足的培训机会和支持,让您得偿所愿。
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我们的人与文化
我们是首个建立多元化、公平性和包容性(DE&I)委员会的制药企业。我们还建立了“菲常联盟”,为每位员工提供发声的平台。您的声音是我们建设未来道路的重要基石。
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我们的故事
我们关注每一个员工的声音。因为,我们的未来取决于所有员工的付出与努力。正因为他们的助力,我们才能追求远大的理想。
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为什么选择我们?
我们为您提供各种工具、支持和培训机会,帮助您实现自己的目标。我们也希望您充分发挥潜力,帮助我们实现目标:将新药研发到临床治疗的时间减半。