Clean Utilities & Sustainability Intern

• Location: Waterford, Ireland
• Start date: January 2027
• Duration: 4 to 6 months
• Work Model: onsite

About the job

As a Clean Utilities & Sustainability Intern, you will support ongoing projects that help ensure the reliable supply of critical utilities across the site while contributing to engineering, compliance, and sustainability initiatives. This is an opportunity to gain hands-on experience in a pharmaceutical manufacturing environment while working with experienced professionals across facilities and engineering 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 the monitoring and analysis of clean utility systems, including water, steam, and compressed gases.
• Help collect, organise, and interpret energy and water consumption data to support sustainability objectives.
• Assist with the preparation of technical documentation, reports, and presentations for internal stakeholders.
• Participate in continuous improvement projects focused on reducing the environmental impact of utility operations.
• Contribute to the review and update of standard operating procedures and technical specifications.
• Support audit and inspection readiness activities by organising and maintaining relevant documentation.
• Attend team meetings and cross-functional workshops, documenting key actions and supporting follow-up activities.

About you  

To excel in this role, you will need to:

• Be currently enrolled in a Bachelor's or Master's programme in Chemical Engineering, Environmental Engineering, Bioprocess Engineering, Chemistry, Environmental Science, Industrial Engineering, or a related discipline.
• Have a basic understanding of engineering, chemistry, or environmental science principles and an interest in sustainability and utilities operations.
• Be comfortable reading and interpreting technical data and process documentation.
• Demonstrate strong attention to detail, organisational skills, and the ability to manage multiple tasks in a structured environment.
• Be proficient in Microsoft Office applications, particularly Excel, PowerPoint, and Word.
• Communicate effectively in English, both written and verbal, as English is the working language of the team.
• Be curious, eager to learn, and able to work both independently and collaboratively within a team.

It would be advantageous if you have:

• Experience in a laboratory, manufacturing, or industrial environment through projects, placements, or previous internships.
• Knowledge of water treatment, HVAC, or utility systems.
• Familiarity with sustainability frameworks, environmental regulations, or regulated environments such as GMP.
• Experience using data analysis or data visualisation tools such as Power BI.

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.

We reserve the right to close this vacancy earlier than the advertised closing date should we receive a sufficient number of applications.

#LI-EUR #LI-Onsite

Better is out there. Better medications, better outcomes, better science. But 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. So, let’s be those people.

At Sanofi, we provide equal opportunities to all regardless of race, colour, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, ability or gender identity.

Watch our ALL IN video and check out our Diversity Equity and Inclusion actions at sanofi.com!