
Manufacturing and Supply
Where the
miracles of
science are made
a reality for patients
Process Engineer
At a glance
Our teams produce and deliver over 4 billion units of medicines and vaccines every year, ensuring every breakthrough gets to the people who need it most.
Our state-of-the-art facilities, AI-powered smart factories, and cutting-edge automation are redefining what’s possible: ensuring treatments reach patients faster, safer, and more sustainably than ever before. This is where your skills, ambition, and passion can shape the future of healthcare.
Process Engineer
- Location Waterford
- 24/7 Shift Pattern
- Fixed Term Contract
About the Opportunity
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.
Your job, as Process Engineer, will be to provide support to the Pre filled syringe (PFS) & Multi Format Filling Line (MFFL) line for the aseptic processing of monoclonal antibody (mAb) commercial products. You will support business as usual operations for state of the art equipment, engineering test executions for projects and work as part of a highly focused and integrated Engineering Team in a Sterile Manufacturing environment.
Ready to get started?
Main responsibilities:
- Shift pattern of 2 days, 2 nights (12 hour shift) followed by 4 days off.
- Execute Process Engineering activities (cycle development protocol/reports, project improvements, deviations, problem solving, change controls, etc) to schedule and to the appropriate compliance and safety standards.
- The main area of work would be on the Aseptic Syringe Filling Line which includes Debagger / Ebeam / Delid / Deline / Isolator / Syringe filling machine with multi filling technologies.
- Supporting the day to day operation, data analysis and trending of parameters on equipment.
- Provide engineering support to other areas of the PFS/ MFFL process such as Filling, Formulation, Autoclaving and Washing.
- Provide technical support to implement process improvements, new product transfers to the site and production.
- Support commercial manufacturing through delivery of key performance metrics (SQDCI).
About you:
- Manufacturing engineering experience in a highly regulated GMP environment.
- Degree in an Engineering discipline.
- Strong problem-solving skills.
- Strong documentation/protocol generation and execution skills.
- Excellent communication skills.
- Improvement resulting in on-going change.
- Focused on achieving results.
- Work well as a team member.
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
Find out more about this location

Why work with us
- We’re problem-solvers and pioneers. United by the belief that everyone deserves a healthier future. We create best-in-class vaccines that prevent disease and protect lives.
- Innovation drives us. From AI and mRNA to next-gen science, we push the boundaries to deliver first- and best-in-class vaccines for infectious diseases worldwide.
- Growth happens here. With bold investments in R&D and world-class facilities, Sanofians across the entire vaccine lifecycle are shaping the future of global health.
- We do what’s right. Sustainability and DE&I drive our positive global impact—because the diverse communities Sanofians represent are the patients we serve.
All-in on diversity
At Sanofi, diverse perspectives fuel the best solutions for patients. Hear from Monique Vessey, our Supply Chain Transformation Leader, on how her background shapes her approach to delivering life-changing medicines.

"Manufacturing and Supply is the bridge between the science that happens in research laboratories and the people and communities we serve."

Brendan O’Callaghan
Executive Vice President of Manufacturing and Supply
Discover more

Manufacturing & Supply Careers
Explore how Sanofi is transforming pharmaceutical manufacturing and supply chains with cutting-edge technology, digital innovation, and sustainable practices. Discover career opportunities where you can help deliver life-changing medicines efficiently and responsibly.

Accelerating Biopharma Innovation with McLaren Racing
What do Formula 1 and biopharma have in common? Speed, precision, and a drive for excellence. Discover how Sanofi is partnering with McLaren Racing to transform drug development with cutting-edge performance science.

Join our
talent community
What could we achieve together? Every Sanofian works on projects that truly make a difference to people’s lives.
Sign up today and discover our latest opportunities as soon as they’re available.