Job title: Process Engineering InternLocation: Waterford, IrelandStart date: January 2026Duration: 8 monthsHiring Manager: Kieran MacNamaraGrade: L1.1About the jobAs a Process Engineering Intern at Sanofi, you will support both daily operations and ongoing continuous improvement initiatives within the pre-filled syringe manufacturing process. Your responsibilities will include assisting in the production of monoclonal antibody (mAb) commercial products, contributing to the technology transfer of new products, and supporting the introduction of capacity enablers. You will work as part of a highly focused and collaborative Engineering Team in a sterile manufacturing environment.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 SanofiWe'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 continuous improvement projects in formulation, filling, thawing, and autoclave areas.Assist with single-use technology selection and component qualification.Contribute to daily operations of the pre-filled syringe manufacturing area.Participate in investigations and corrective actions to reduce rejections.Liaise with vendors and external labs during investigations.Help prepare defect trend reports with cross-functional teams.Support process engineering tasks (cycle development, deviations, change controls).Provide assistance on aseptic syringe filling line equipment.Contribute to performance metrics delivery (SQDCI).About youTo excel in this role, you will need:To be currently pursuing a degree in an Engineering discipline or a related fieldA desire to develop problem-solving skillsStrong technical writing skillsExcellent analytical and problem-solving abilitiesA readiness for continuous learning and improvementAn open personality and a professional communication styleHigh motivation and driveWhy 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-EURnull