Medicinal Chemistry, Integrated Drug Discovery Summer 2026 Intern

Job Title : Medicinal Chemistry, Integrated Drug Discovery Summer 2026 Intern

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.

We are seeking an undergraduate chemistry or related major to execute synthetic routes for target compounds / drug candidates; the successful candidate will further develop synthetic organic chemistry skills in the lab, develop analytical and instrument techniques, learn medicinal chemistry, and gain further understanding of the drug discovery process by participating in an industrial medicinal chemistry department.

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

Use reaction and reagent databases and synthesize small molecule targets for drug discovery programs.

Apply suitable purification and characterization techniques to purify and characterize target compounds and intermediates to meet project timelines.

Develop / apply analytical techniques for structural characterization and interpretation (NMR and LCMS).

Learn to register compounds in corporate database

Maintain electronic laboratory notebooks according to SOP, provide detailed experimental procedures of laboratory work.

Utilize internal databases and tools to understand SAR around project data

Collaborate with other team members to design / synthesize target compounds which address project challenges.

Continue to learn from literature, meetings and personnel to solve chemistry and medicinal chemistry challenges.

Communicate and interact with other staff / team members in a professional and courteous manner.

Operate in the lab in a safe and efficient manner according to HSE guidelines and adhere to all mandatory company compliance requirements.

About You

Basic Qualifications :

Currently enrolled and pursuing a bachelor’s degree with Chemistry or related field at an accredited college or university with the expectation that you will complete your current degree by the Spring of 2028

Must be enrolled in school the semester following your internship / co-op with Sanofi

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

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 requirements for this program unless eligible for an alternative long-term status that does not require company sponsorship

Preferred Qualifications :

Completion of Organic Chemistry Course and lab course

Experience with execution of synthetic organic chemistry, and purification techniques such as silica gel chromatography

Experience in the use of various analytical instruments (e.g., NMR, LCMS) to interpret analytical data and fully characterize novel target compounds.

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.

Exposure to cutting-edge technologies and research methodologies.

Networking opportunities within Sanofi and the broader biotech community.

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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