2027 Summer Internship Opportunities, Waltham, MA

Ready to grow your skills while helping shape the future of healthcare? At Sanofi, you'll be empowered to learn, ask questions, and bring your ideas to life – all while supported by inspiring mentors and collaborative teams.

This Internship opportunity will have up to 12 weeks duration starting June 2027.

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.

Available Disciplines

• Genomic Medicine Unit (GMU): Pioneer the future of medicine by developing gene therapies that could cure genetic diseases at their source, rewriting medical textbooks.

• Microbiology & Virology: Stand guard as a protector of patient safety, ensuring every medicine is free from harmful microorganisms and meets sterility standards.

About You

Basic Qualifications:

Currently enrolled at an accredited college or university pursuing a degree in:

• Bachelor's in: Virology, Immunology, Molecular Biology, Biochemistry, Biology, Chemical Engineering, Biomedical Engineering, or related life science field, with plans to graduate by the end of 2028.

or

• Master's in: Virology, Immunology, Molecular Biology, Biochemistry, Biology, Pharmaceutical Sciences, Chemical Engineering, Biomedical Engineering, or related life science field, with plans to graduate by the end of 2028.

or

• PhD in: Pharmaceutical Sciences, Chemical Engineering, Biomedical Engineering, Biochemistry, or related discipline, with plans to graduate by the end of 2028.

Candidates must also meet the following eligibility requirements:

• Must be permanently authorized to work in the U.S. and not require sponsorship of an employment visa (e.g., H-1B or green card) at the time of application or in the future. Students currently on CPT, OPT, or STEM OPT usually require future sponsorship for long term employment and do not meet the Internal requirements for this program unless eligible for an alternative long-term status that does not require company sponsorship.

• Must be enrolled in an accredited college or university throughout the duration of the co-op/internship. 

• Must be able to relocate to the office location and work 40hrs/week, Monday to Friday for the full duration of the co-op/internship.​

Why Chose Us  

• Bring the miracles of science to life alongside a supportive, future focused team.​

• Stretch your skills through apprenticeships, internships, graduate programs, and international experiences that grow with you.

• Learn from inspiring mentors and collaborative teams while contributing to real projects that shape the future of healthcare.

• Build your future with access to the latest tools, digital innovation, and continuous learning that keep you ahead of the curve.

• Explore more with personalized development plans, short-term gigs, and internal mobility across functions and countries.

• Grow in a purpose-driven company where your voice matters and your work helps improve millions of lives.

• Thrive in inclusive, flexible workplaces that support your personal and professional well-being.

• Launch your career with a company that invests in you — and empowers you to reimagine what's possible.​

Compensation

The salary range for this position is: $27- $60 hourly. Final compensation will be determined based on demonstrated experience, skills, location, and other relevant factors.

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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.

Sanofi US endeavours to make our career center accessible to any and all users. If you are experiencing difficulty and need assistance applying online, please call 1-866-SANOFI2 (1-866-726-6342) or click here

US and Puerto Rico Residents Only

Sanofi Inc. 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.