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Early Careers

Early Careers
Shape the future with us. This is how we Sanofi.

Summer 2026 Intern - Upstream Processes

Swiftwater, Pennsylvania
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At a glance

Early Careers at Sanofi aren’t just about landing a role – they’re about starting a journey that stretches you from day one. You’ll dive into projects that matter, surrounded by people who challenge, mentor, and inspire you to explore more every step of the way.

Here, you can navigate paths across science, digital, manufacturing, and business – following your curiosity, growing your expertise, and building skills for tomorrow. With AI-powered tools, world-class learning, and a culture rooted in collaboration, we give you the opportunity to develop your expertise and transform our future.

Job Title: Summer 2026 Intern - Upstream Processes

Location: Swiftwater, PA

About the Job

We deliver 4.3 billion healthcare solutions to people every year, thanks to the flawless planning and meticulous eye for detail of our Manufacturing & Supply teams. With your talent and ambition, we can do even more to protect people from infectious diseases and bring hope to patients and their families.

The Upstream Processes team is looking to hire a summer intern to work closely with a Sanofi scientist and other members of the department to share knowledge and competencies encouraging individual growth.

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

  • Technical contributions in the fermentation area for troubleshooting and assisting with investigations required for the completion of project deliverables.

  • Expand data analyses of complex system and learn to take courses of action that lead to resolution of roadblocks.

  • Maintain up to date knowledge in technological advancements and regulatory trends applicable to the area of expertise.  

  • Propose applications of new technologies to currently existing platforms to improve productivity, throughput, purity, quality and/or compliance.

About You

Basic Qualifications:

  • Currently pursuing a bachelor's degree in engineering, health sciences, information technology, or other STEM 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:

  • Demonstrated leadership skills and the desire and ability to work effectively in a team environment.

  • Advanced knowledge of MS Office including Excel, PowerPoint and Word.

  • Excellent communication and interpersonal skills.

  • Adaptability in a changing and challenging environment.

  • Strong organizational skills, attention to detail and analytical skills .

  • Desire to learn about Pharmaceutical and Vaccine production.

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.

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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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

Apply now
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Why work with us

  • Shape your own journey. At Sanofi, diverse perspectives fuel bold thinking – and your path is yours to define. Whether through internships or graduate programs, you’ll explore more and build the future-ready skills that take your potential to the next level.

  • Grow with the best. You’ll learn from experts across science, tech, manufacturing, and business – collaborating as one team on challenging projects that stretch you.

  • Be empowered by innovation. With AI-powered tools, fresh ideas, and the freedom to be curious, you’ll partner with colleagues who turn challenges into breakthroughs – and help reimagine what’s possible.

  • Make an impact from day one. Your work matters. You’ll shape solutions, contribute to an inclusive, sustainable future, and experience what it means to say: This is how we Sanofi.

This is how we Sanofi

Building international networks, empowering career growth, and innovating through smart risks. This is how we innovate. This is how we transform healthcare. This is how we Sanofi.

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"We’re transforming Early Careers at Sanofi — with a clear mission to empower the next generation of healthcare leaders with the skills of tomorrow. Here, you’ll find bold and meaningful experiences that fuel your growth, ignite your potential, and enable you to make an impact from day one."

Andrew Sharp

Global Head of Early Careers

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