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

• Location: Waterford, Ireland
• Start date: 1 June 2026 
• Duration: 3 months 
• Work Model: shift based, on-site

This role operates on a 24/5 shift pattern, consisting of a 3-week cycle in the following rotation: 

• Week 1: Nights (11:00 pm – 7:00 am), Monday to Friday 
• Week 2: Evenings (3:00 pm – 11:00 pm), Monday to Friday 
• Week 3: Days (7:00 am – 3:00 pm), Monday to Friday 

About the job

As a Manufacturing Summer Student, you will support the production of Dupixent and Praluent in the Pen Hall within the Product Supply team in Waterford. During this summer placement, you will gain hands-on experience across assembly and packaging lines while learning how pharmaceutical manufacturing operates in a regulated environment. You will work alongside experienced team members, develop knowledge of quality and safety standards, and build practical skills that can support your future career in manufacturing, science, or operations.

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. 

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. 

Main responsibilities

• Support day-to-day activities on the assembly and packaging production lines
• Help maintain smooth production flow and contribute to achieving planned output targets
• Follow Standard Operating Procedures (SOPs) and complete required training
• Ensure all work is carried out in line with safety, hygiene and Good Manufacturing Practice (GMP) guidelines, including Personal Protective Equipment (PPE) requirements
• Accurately complete production documentation to support right-first-time quality standards
• Assist with data collection and basic analysis to support continuous improvement activities
• Work collaboratively with team members and support cross-training when needed 

About you 

To excel in this role you will need to have: 

• Currently enrolled in a Bachelor’s or Master’s university program (any field welcome)
• Willingness to work shift patterns, including nights
• Fluency in English
• Strong attention to detail and a commitment to quality and safety
• Good communication skills and the ability to work well as part of a team
• A proactive attitude and willingness to learn in a hands-on environment
• Adaptability and openness to working in a fast-paced production setting

Nice to have:

• Basic knowledge of Good Manufacturing Practice (GMP)or regulated manufacturing environments 

Why choose us?

• 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. 

#LI-EUR

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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