Job Title: Senior Scientist – Molecular Cell and In Vivo Biology

Location: Cambridge, MA

About the Job

Are you ready to shape the future of medicine? The race is on to speed up drug discovery and development to find answers for patients and their families. Your skills could be critical in helping our teams accelerate progress.

Sanofi Intrépide Research Laboratories is an innovative initiative identifying and advancing breakthrough science, technology, and business opportunities critical to our pipeline strategy. Operating globally with sites in the US and China, we foster an entrepreneurial culture where scientific excellence drives decision-making. Our agile teams work collaboratively to accelerate the delivery of high-impact therapeutics through efficient execution and creative problem-solving.

Join our dynamic US Core Team to drive the validation and advancement of novel therapeutic concepts through cutting-edge molecular and cell biology approaches. This role combines hands-on laboratory research in molecular and cell biology with strategic project leadership to accelerate therapeutic discovery.

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

• Design and execute molecular and cell biology experiments including DNA cloning into viral vectors and preparation of next generation sequencing libraries

• Perform tissue extraction and processing for downstream molecular analyses

• Establish and optimize molecular and cell biology laboratory capabilities, including equipment procurement and space configuration

• Oversee external research partnerships with global CROs

• Contribute to team growth through mentorship and recruitment

• Interface cross-functionally with research teams and broader Sanofi organization

About You

Required Qualifications

• Bachelor's + 8 years of relevant experience OR

• Master's + 5 years of relevant experience OR

• Ph.D. + 3 years of relevant experience

• Relevant experience in biopharma is preferred

• Demonstrated expertise in cell and molecular biology techniques including DNA cloning into viral vectors and NGS library preparation

• Proven experience with tissue extraction and processing methodologies

• Experience with in vitro disease models and biomarker development

• Project management experience including timeline and budget oversight

Preferred Qualifications

• Experience with CRISPR-based genomic engineering

• Expertise in single-cell sequencing technologies

• Experience managing CRO relationships

• Track record of successful project leadership

• Equipment procurement and molecular biology lab setup experience

• Demonstrated scientific creativity and innovation

Core Competencies

• Scientific rigor and creative problem-solving ability

• Strong project management and organizational skills

• Excellence in written and verbal communication

• Ability to work effectively in a fast-paced, collaborative environment

• Entrepreneurial mindset with calculated risk-taking ability

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.

• Opportunity to shape the future of therapeutic discovery

• Highly collaborative, science-driven culture

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

Better is out there. Better medications, better outcomes, better science. But progress doesn’t happen without people – people from different backgrounds, in different locations, doing different roles, all united by one thing: a desire to make miracles happen. So, let’s be those people.

At Sanofi, we provide equal opportunities to all regardless of race, colour, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, ability or gender identity.

Watch our ALL IN video and check out our Diversity Equity and Inclusion actions at sanofi.com!

US and Puerto Rico Residents Only

Sanofi Inc. and its U.S. affiliates are Equal Opportunity and Affirmative Action employers committed to a culturally inclusive and diverse workforce. All qualified applicants will receive consideration for employment without regard to race; color; creed; religion; national origin; age; ancestry; nationality; natural or protective hairstyles; 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.

North America Applicants Only

The salary range for this position is:

All compensation will be determined commensurate with demonstrated experience. Employees may be eligible to participate in Company employee benefit programs. Additional benefits information can be found through the LINK.