Skip to main content
Research and Development

R&D
Where your curiosity drives the
miracles of
science

Senior Clinical Research Director

Cambridge, Massachusetts
Morristown, New Jersey
Salary Range   USD 236,250.00 - 393,750.00
Apply now

At a glance

Bring your curiosity to a team where deep immunoscience meets cutting-edge innovation. Across oncology, rare diseases, neurology, and vaccines, you’ll work at the intersection of lab science and AI-powered discovery — all while collaborating across boundaries to turn breakthrough ideas into real-world impact. Whether you want to deepen your scientific expertise or grow as a leader, you’ll find the opportunity here.

Job Title: Senior Clinical Research Director

Location: Cambridge, MA

About the Job

Join the engine of Sanofi’s mission — where deep immunoscience meets bold, AI-powered research. In R&D, you’ll drive breakthroughs that could turn the impossible into possible for millions.

We are looking for a Senior Clinical Research & Development (CRD) to join our Rheumatology/Transplant clinical development team, playing a pivotal leadership role in shaping and advancing our clinical programs. If you are a medically trained expert with a passion for immunoscience and a drive to mentor, collaborate, and innovate, this is your opportunity to make a meaningful impact at scale.

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:

The Senior CRD serves as a senior medical and scientific leader within the Rheumatology/Transplant team. Key responsibilities include:

Leadership & Mentorship

  • Act as a mentor for other CRDs and Clinical Scientists within the same project or therapeutic area
  • Provide leadership, build consensus, and coordinate action plans with other CRDs and stakeholders to resolve project-related study issues
  • Anticipate potential issues by sharing lessons learned across project and study teams
  • Raise study or project-level issues to TA Heads as relevant, and share pertinent information within and beyond project teams

Cross-Functional Collaboration

  • Collaborate with functions to ensure a uniform, aligned operational approach (e.g., harmonizing study documents, endpoints, protocols)
  • Interact with other CRDs in the project, Global Project Head, PV Representatives, Regulatory, and other key functional representatives

Clinical Research & Development (CRD Role)

  • Provide medical expertise to clinical studies (except select Exploratory Pharmacology studies) and/or registries, including protocol development, Key Results, and Clinical Study Reports
  • Support other clinical development activities such as pressure testing and cluster feasibility, medical review and validation of clinical data, and study risk assessment
  • Contribute to the clinical part of submission dossiers, including Common Technical Documents for FDA & EMA submissions, filings in Japan and China, and responses to health authority questions
  • Provide appropriate medical input and support for all activities related to clinical studies, including medical training, feasibility assessments, medical review of data, and medical information for study teams, medical advisors, Clinical Project Leaders from Clinical Study Units, and investigators
  • Serve as the medical reference within the Clinical Study team, ensuring the medical relevance and integrity of clinical data

About You:

Experience & Competencies:

  • Understanding of pharmaceutical product development and life cycle management gained through approximately 4 years of clinical development and medical experience
  • Excellent scientific and medical/clinical expertise
  • Excellent expertise in clinical development methodology and design of clinical studies
  • Excellent communication skills (verbal and written) for interactions across functional areas and with key regulatory agencies
  • Demonstrated capability to challenge decisions and the status quo with a risk-management approach
  • Ability to negotiate to ensure operational resources are available for continued clinical conduct
  • Fluency in written and spoken English
  • Excellent teaching skills with a demonstrated ability to assist and train others
  • Ability to work effectively within a matrix model
  • Strong international/intercultural working skills
  • Open-minded and adaptable to new digital solutions

Qualifications:

  • MD or equivalent medical degree is required (DO, MBBS)
  • Medical training or clinical development experience in rheumatology, hematology, transplant, or immunology
  • At least 4 years in the pharmaceutical industry (experience in late-stage clinical development preferred)
  • English fluency (spoken and written)

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 US Services and its U.S. affiliates are Equal Opportunity employers committed to a culturally inclusive 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.

#GD-SA 
#LI-SA

#LI-Onsite

#vhd

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

Final compensation will be determined based on demonstrated experience, skills, location, and other relevant factors. Employees may be eligible to participate in Company employee benefit programs.

Apply now
Illustration of map pins on globe

Find out more about this location

Scientist in a lab coat examines a sample under UV light in a modern laboratory environment.

Why work with us

  • Expand your horizons. Grow through curiosity, with support to move, learn, and lead in a culture that champions mentorship, mobility, and bold development.

  • Accelerate results with technology. Harness the power of AI and automation to push scientific boundaries and reimagine what's possible in drug discovery.

  • Impact through inclusive innovation. Help deliver better science and fairer outcomes by driving inclusive research that reaches more people, in more meaningful ways.

  • Turn patient needs into breakthrough science. Drive scientific breakthroughs that start with patient needs – and end in treatments that change lives.

Meet Nils Libert, Associate Scientist

Meet Nils Libert, an Associate Scientist in Belgium, where he plays a key role in advancing groundbreaking research. Learn how his work helps drive innovation, uncover new scientific possibilities, and contribute to life-changing treatments that impact patients around the world.

icon of a speech bubble
"At Sanofi, we are building an R&D engine powered by the best science, digital innovation, and a commitment to transforming the lives of patients around the world."

Houman Ashrafian

EVP & Head of R&D

Discover more

Scientist in a Sanofi lab

Our R&D focus areas

Discover how we're reshaping the future of medicine through immunoscience – unlocking bold, cross-disease breakthroughs that were unimaginable just a decade ago.

Learn more

Close-up of lab equipment in use

Meet Sanofians in the labs

Step inside our labs and hear from the scientists turning cutting-edge science into real-world impact – driven by curiosity, collaboration, and purpose.

Voices from the labs

Join our
talent community

What could we achieve together? Every Sanofian works on projects that truly make a difference to people’s lives.

Sign up today and discover our latest opportunities as soon as they’re available.