Manufacturing and Supply
Where the
miracles of
science are made
a reality for patients
Maintenance Technician
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.
Contract type: 23-month Fixed Term
25/5 shift, 3 cycle 8hrs
About the job
Reporting to the Engineering and Maintenance Team Lead, you will play an integral role within the Product Supply Unit’s team, ensuring reliable supply of syringe and vial products to our patients globally.
The Product Supply APU consists of multiple platforms for the PFS inspection, assembly, labelling, cartoning, of autoinjectors and prefilled syringes and vials. The platforms range from manual processes through to high-speed, high volume automated production lines.
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 Maintenance Planner will be to:
Equipment Maintenance & Reliability
- Perform corrective and preventive maintenance on production equipment across the four Product Supply lines: Lyophilised Vial Semi-Automated Visual Inspection, Pre-Filled Syringe Manual Visual Inspection, Auto-Injector Assembly & Packaging, and Lyophilised Vial Packaging
- Carry out maintenance troubleshooting to diagnose and resolve equipment faults, minimizing production downtime
- Execute scheduled maintenance task lists and planned maintenance activities in line with the site maintenance plan
- Interpret engineering drawings and technical documentation to support repairs, upgrades, and fault-finding
Compliance & Quality
- Ensure all maintenance activities are carried out in full compliance with GMP (Good Manufacturing Practice) requirements
- Maintain safety compliance standards at all times when working on or around production equipment
- Complete accurate maintenance records, work orders, and documentation to support audit and regulatory readiness
- Support investigations related to equipment deviations, breakdowns, or non-conformances
Operational Support
- Respond promptly to breakdowns and production line stoppages across the APU to restore equipment availability
- Support changeovers, line clearances, and equipment set-up between product/format runs
- Maintain a clean and organized work area in line with site housekeeping and 5S standards
- Collaborate with Production, Automation, and Quality teams to resolve issues affecting line performance
Continuous Improvement
- Apply problem-solving techniques to identify root causes of recurring equipment issues
- Contribute to continuous improvement initiatives to enhance equipment reliability, OEE, and reduce downtime
- Support the Opex & Smart Factory agenda through participation in improvement projects
- Provide input on preventive maintenance plans based on hands-on equipment experience
Stakeholder Relationship Management
- Liaise with Engineering & Maintenance, Automation, and Manufacturing Operations teams to coordinate maintenance priorities
- Support training or knowledge-sharing with production operators on basic equipment care where relevant.
About you
- Experience in a highly regulated GMP environment.
- Strong problem solving and communication skills.
- Strong documentation generation and execution skills.
- Automation experience is desirable.
- Strong attention to detail and quality focus
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.
- Play an instrumental part in creating best practice within our manufacturing facility.
- Our Waterford site is easily accessible from the M9 and offers excellent facilities including a subsidized restaurant and newly refurbished gym.
PursueProgress. Discover Extraordinary.
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. You can be one of those people. Chasing change, embracing new ideas and exploring all the opportunities we have to offer. Let’s pursue Progress. And let’s 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, or gender identity.
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.
Final compensation will be determined based on demonstrated experience, skills, location, and other relevant factors. Employees may be eligible to participate in Company employee benefit programs.
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
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