Skip to main content
Two women in white lab coats look at a computer screen together

2025 Spring co-op - Vaccines

Waltham, Massachusetts Internship Date posted Sep. 27, 2024
Apply now

Job Title:2025 Spring co-op - Vaccines

Location: Waltham, MA

About the Job 
We are an innovative global healthcare company that helps the world stay ahead of infectious diseases by delivering more than 500 million vaccine doses a year. Across different countries, our talented teams are exploring new technologies to protect people and promote healthy communities. We chase the miracles of science every single day, pursuing progress to make a real impact on millions of patients around the world.

Main Responsibilities:

  • The cop-op will work in the drug product development team on producing and characterizing mRMA-containing lipid nanoparticles (LNP).
  • Under supervision, he/she will develop a suitable procedure and protocol for producing LNP and biophysically characterizing mRMA-LNP and help establish a relationship between the characteristics of the LNPs and important quality attributes of LNP as a drug product.
  • The activities will include a literature search, wet lab experiments, and producing required documentation and reports.

About You
Basic Qualifications

  • Currently pursuing a master's degree in Pharmaceutical Sciences, chemistry, engineering, or related field,at an accredited college or universitywith the expectation that you will complete yourcurrent degreeby the Spring of 2027

  • Must be enrolled in school the semester following your 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

  • Must have permanent US work authorization

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.

**At this time, Sanofi will not sponsor a new applicant for employment authorization or offer any immigration related support for this position (i.e. H1B, F-1 OPT, F-1 STEM OPT, F-1 CPT, J-1, TN, or another type of work authorization). **

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.

#GD-SP 
#LI-SP

#LI-Onsite

#vhd

Pursue progress. Discover extraordinary.

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. You can be one of those people. Chasing change, embracing new ideas and exploring all the opportunities we have to offer. Let’s pursue progress. And let’s 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, or gender identity.

Watch 'One day at Sanofi' and check out our Diversity Equity and Inclusion initiatives at sanofi.com

Apply Now
  • You have not viewed any jobs yet.

  • You have not saved any jobs yet.

Woman in lab looking at vial through magnifying goggles

Sanofi careers in the US

Join our US team and get expert mentorship and training platforms, while helping to shape our culture. Bring your passion and energy and use your skills to help create vaccines and medicines that halve the time from discovery to therapy.

Illustration of map pins on globe

Find out more about this location

Experience possibility

  • When you grow, we all grow

    We strive to support your whole self with thoughtfully crafted rewards that benefit you physically, financially, mentally and socially. Whatever your role, you'll thrive in our inclusive teams.

    Learn more
  • Build a career with purpose

    Bring your passion to your role and impact millions of people around the world. You're in the driver's seat – just set your goals, and we'll provide the training and support that will get you there.

    Learn more
  • Bolder, better futures

    Change your life. And the lives of millions around the globe. How? By starting a career where you're supported to grow, while having a tangible impact and learning from the best.

    Learn more
  • Our locations

    We're in 60+ countries, all pulling together to define the future of healthcare. Wherever you work, you'll develop your career alongside experts, using technology to chase bigger breakthroughs.

    Learn more
  • Your Saved Jobs

    Learn more
  • Sanofi Stories

    At Sanofi every voice matters. Get to know the talented Sanofians shaping our future and pushing us toward our ambitious goals.

    Learn more
  • Sanofi at Cambridge Crossing

    Dubbed Sanofi at Cambridge Crossing, our new state-of-the-art facility will create an innovation hub promoting close collaboration and integration among business units. Join us and become part of a team dedicated to chasing the miracles of science that improve people’s lives.

    Learn more
  • Why Sanofi

    Get access to the tools, training, and support to reach your goals. By fulfilling your potential, you’ll help us achieve our aim of halving the time from discovery to therapy.

    Learn more
  • Our people & culture

    We're the first in Pharma to have a DE&I board. We also have Employee Resource Groups that create spaces for every Sanofian to be heard. Your voice matters – use it to shape our future.

    Learn more
  • Sanofi's Postdoctoral Program

    Designed for high-caliber Ph.D. graduates, Sanofi's Postdoctoral Program helps you advance your scientific career in a state-of-the-art environment.

    Learn more
  • Physician Careers at Sanofi

    At Sanofi, physicians like you have the opportunity to collaborate on new ideas and challenge established thinking. Learn about Physician careers here.

    Learn more
  • AI Centre of Excellence

    The AI Centre of Excellence at Sanofi is a unique data-driven team based in Downtown Toronto. We pride ourselves on being data-obsessed and highly focused on using state-of-the-art technologies to drive global impact.

    Learn more
  • Cambridge Crossing

    We're bringing together 2,500 people from across our organization — R&D, Medical, Commercial and Global colleagues all working to realize the power of collaboration.

    Learn more
  • Innovation in Action

    Our flexible lab of the future will transform how we conduct research, while our innovation center will be fully integrated with existing R&D locations.

    Learn more
  • Sustainable and Green

    Our new facility was built to minimize the environmental impact — helping protect our planet and people. Using resources efficiently, we're providing greener, healthier workspaces.

    Learn more
  • Sanofi’s AI Centre of Excellence in Toronto

    The Centre is focused on using leading technologies to develop world-class data and artificial intelligence (AI) products to create value for the health sector.

    Learn more
  • Ama

    Ama puts her project management techniques and ServiceNow knowledge to use to help advance Sanofi’s Digital Data operating model. Learn how our team connects data and AI to do what’s never been done before.

    Learn more
  • Sanofi Canada's Philanthropic Efforts

    By chasing the miracles of science to improve people’s lives, we surprise ourselves with what we can achieve. Our team is humbled by the impact our efforts make.

    Learn more
  • Emmanuel

    Emmanuel, Head of the Sanofi Digital Accelerator, shares how his team builds digital solutions that enable patients to receive new treatments to help improve their lives.

    Learn more
  • Dimitrije

    Dimitrije shares insights into the work carried out by the AI Centre of Excellence in Toronto.

    Learn more
  • Ziv

    Read Ziv's first-hand account describing the reasons he chose to join Sanofi – and many of the reasons why he now chooses to stay.

    Learn more
Two women, seated in an office lobby, working on laptops and talking

What could we achieve together?

Want to join our Global Talent Community? Every Sanofian works on projects that truly make a difference to people’s lives.

What could you achieve? Sign up today and discover our latest opportunities as soon as they’re available.