Job Description

Job Title: Winter-Spring 2026 Co-op-Intern - Checkpoint Immunology

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 a highly motivated Co-op to join a collaborative group in the Checkpoint cluster in our Immunology & Inflammation Research TA. The candidate will be part of a dynamic team responsible for progressing projects in the preclinical research space. A successful candidate will have a background in immunology and/or cell biology and have a demonstrated ability to integrate into multi-disciplinary project teams, contributing technical in vitro and in vivo skills. Responsibilities will include in vitro cell culture, compound screening, flow cytometric analysis, and in vivo biology.

We are an innovative global healthcare company with one purpose: to chase the miracles of science to improve peoples lives. Were 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:

• Perform experiments to characterize targets and pathways to select functional antibody or small molecule therapeutic candidates. Hands-on laboratory contribution is essential.

• Maintain cell cultures and perform reporter assays as well as other in vitro assays including, but not limited to ELISA, MSD, and Flow Cytometry.

• Assist with in vivo pharmacology studies by performing injections and assisting with sample collection.

• Coordinate studies with team members or inter/intra cluster colleagues and platforms.

• Generate, process, and present high-quality data to supervisor/immediate working group/program team.

• Analyze, interpret, and document data and communicate results in team, group, and leadership settings.

• Maintain a compliant laboratory notebook.

• Provide and promote support for operational excellenceaccording to Sanofi values and ethics.

• Adhere to corporate standards of code of conduct, safety and disposal of controlled substances and biohazard material.
  

About You :

Basic Qualifications:

• Currently enrolled and pursuing a bachelors degree in the Life Sciences or related field at an accredited college or university with the expectation that you will complete your current degree by the Spring of 2027

• 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:

• Demonstrated background in cell biology

• Experience in aseptic technique for in vitro cell culture.

• Experience in isolating and/or culturing primary human and mouse immune cells.

• Experience with flow cytometry and/or fluorescence microscopy is desirable but not required.

• Experience with experimental design, execution, and troubleshooting.

• Demonstrated ability to master new scientific disciplines, troubleshoot both technical and scientific problems, and analyze and interpret experimental data.

• Ability to effectively present and communicate complex data sets.

• Excellent organization, communication, presentation, and interpersonal skills.
  

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 yourcareer, whether its through a promotion or lateral move, at home orinternationally.

• Enjoy a thoughtful, well-crafted rewards package that recognizes yourcontribution 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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