
Vaccines
Where
extraordinary minds
help protect half a billion people
Senior Technician I, Maintenance
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.
Job title: Senior Technician I, Maintenance
Location: Singapore
About the Job:
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.
Main responsibilities:
Vaccines M&S is preparing its future through an ambitious program named Evolutive Facility (EVF). The EVF Project is at the cornerstone of Sanofi strategy as it aims at creating a new manufacturing concept consisting of a new generation of evolutive multi-product facilities, modular, adaptable, and agile, leveraging new disruptive technologies, to better address vaccine business challenges.
An EVF Senior Maintenance Technician is responsible for ensuring the smooth and efficient operation of equipment, maintenance tasks, and facilities. They also assist with equipment maintenance setup and support during the greenfield project phase and operational start-up.
The technician will be guided by the EVF Engineering Maintenance Engineer for all job-related activities and will report to the Maintenance EFU Manager
Operation and Maintenance of black / clean utility systems and single use equipment:
Perform routine preventive and ad-hoc maintenance on clean and black utilities, and single-use manufacturing equipment, such as bioreactors, UFDF systems, biosafety cabinets, centrifuges, column packing units, autoclaves, washers, dispensing booths, and similar equipment.
Proficient in the operation and maintenance of Clean and Black utility systems and infrastructure services, including chilled water systems, compressed air systems, water systems, steam systems, waste management, RO water, water for injection, clean gases, and solvent systems.
Ensure all operation and maintenance activities are meticulously documented to demonstrate compliance with regulatory requirements.
Assist production teams by troubleshooting problems, resolving issues, and assessing situations to determine when escalation to higher-level support is necessary.
Possess knowledge of valve maintenance and repair, including PSV, GEMU, control valves, pinch valves, butterfly valves, check valves, and others.
People Management:
Oversee and manage contractors or vendors, to ensure effective performance and successful completion of maintenance services.
Prepare and provide coaching / training to maintenance team to improve personal and professional career development.
Reliability:
Develop and implement reliability strategies to ensure performance and operation efficiency of utility systems maintained well. Conduct routine inspections, troubleshoot issues, and coordinate repairs or upgrades as needed to minimize downtime and maximize efficiency.
Support Plan and execute scheduled preventive maintenance activities to prevent failures.
Routinely audit the operational performance and regulatory compliance of systems.
Ensure all the contractors and vendor / suppliers given proper technical direction with an emphasis on safety, reliability and GMP/GDP.
Perform work within budget and schedule parameters and provide appropriate feedback to manager for workload, schedule and cost management.
Perform and/or facilitate on-site startup and training activities.
Start-Up and maintenance management for Utility and process equipment system:
Support and participate in commissioning & qualification of related systems in an operating plant, including related HAZOP, HAZID, FMEA, SOP, CMMS, maintenance procedures and regulation requirements.
Participate in system startup, shake down, pre startup check and commissioning of the engineering and process systems.
Review and update the operation support documents like SOP, PM plan, Training matrix.
Cross-functional Collaboration:
Support investigations and root cause analysis of repetitive problems and investigate equipment failures as part of deviation investigation and CAPA.
Comply with requirements from Sanofi Safety Program including Health and Safety regulations and OSHA requirements.
Coordinate with manufacturing and maintenance planner to establish the detailed maintenance plan for the site with out impact on production schedule.
Work closely with other department disciplines, production teams, quality assurance, and regulatory affairs to support the overall objectives of the vaccine manufacturing project. Collaborate on interdisciplinary projects and initiatives to optimize operations and drive continuous improvement.
About You:
Mechanical/Electrical Engineering Degree from an accredited technical institution.
Minimum 5 years’ experience in utility and single used system operation and maintenance management, preferably with plant operations in engineering field, preferably with pharmaceutical manufacturing experience.
Preferred with Singapore Certified Energy manager and Boiler Competence certification. Previous experience in utility engineering within the pharmaceutical or biotechnology industry, with specific experience in vaccine manufacturing highly desirable.
Strong project management skills, with the ability to manage multiple priorities and deadlines effectively.
Excellent communication and interpersonal skills, with the ability to collaborate effectively across multidisciplinary teams.
Commitment to quality, safety, and compliance in all aspects of utility system operation and maintenance.
Proficiency in maintenance and reliability systems, including design, installation, testing, and troubleshooting.
Excellent verbal and written communication skills for interacting with internal teams, clients, and stakeholders.
Strong analytical and problem-solving skills to diagnose complex technical issues and implement effective solutions.
Familiarity with relevant industry codes, standards, and safety regulations
Willing to take Ownership and learn decision-making skills.
Project ownership and decision-making skills
Good team player willing to work for the common goal.
Familiarity with SAP computerized maintenance management systems is advantageous.
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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.
What does it take to protect the world from disease?
For over a century, we’ve been pioneering breakthroughs that help protect millions from diseases like polio, influenza, RSV, and more. And we’re not stopping there.
Powered by groundbreaking technologies - mRNA platforms, recombinant proteins, and AI-driven insights - we’re pushing the boundaries of science.

"I’m immensely proud of the pace of our innovation – the urgency by which our teams are working to transform the practice of medicine."

Thomas Triomphe
Executive Vice President, Vaccines
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Sanofi’s mRNA Center of Excellence
Step into the future of healthcare with Sanofi’s mRNA Center of Excellence. Discover how a global team is transforming medicine with cutting-edge mRNA technology – and explore the skills, inspirations, and breakthroughs driving this revolution. Ready to shape the future?

About Sanofi Vaccines
Explore our commitment to protecting global health through the power of vaccines. We’re building healthier communities with innovative solutions that save millions of lives each year. Dive into the future of vaccines, discover the diseases we’re tackling, and learn why vaccination is critical at every stage of life.

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