
Manufacturing and Supply
Where the
miracles of
science are made
a reality for patients
Senior Engineer I, HSE (Environmental)
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 Engineer I, HSE (Environmental)
Location: Singapore
Hiring Manager: Senior Manager, HSE
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:
The incumbent shall be responsible in assisting the site in the design, lead and maintaining a world class Environmental program alignment with both local and international codes, recognized industry standards and Sanofi requirements from project conception to realization. This translates in executing the site strategic roadmap to ensure site compliance and the right-to-operate with the various operating permitting licenses with all municipal, provincial, or local regulatory requirements, as well all Sanofi HSES Standards (through the design and implementation of site wide programs).
Specific programs to be implemented will include Wastewater, Ozone Depleting Substances (ODS), Hazardous Wastes, Medical Wastes, Non-Hazardous Wastes, Air Emissions, Community & Boundary Noise Limitations, Storm Water, Trade Effluent, Planet Care program initiated by Corporate but not limited to:
Working closely with the relevant stakeholders and identifying the impact and aspect of the site environmental programs and working closely with stakeholders to implement ISO 50001 Energy Management System,
Working and Coordinating site-wide waste collections, characterization and storage programs and interfacing with the various licensed waste disposal contractors’ representatives.
Support Sanofi standards and programs to ensure site follows both local regulatory guidelines and Corporate HSES management system.
Prepare and submit environmental permit and regulatory permit applications, compliance reports and documentation.
Understand applicable environmental permit and regulatory requirements and assess compliance risks.
Develop standardized procedures and practices to minimize compliance risks.
Collaborate with internal stakeholders to implement procedures and practices to minimize environmental risks and ensure on-going environmental regulatory compliance.
Lead cross-functional teams on Environmental Sustainability programs
Reporting, investigating and follow-up for environmental releases and incidents.
Establish, implement, maintain, and continually improve the site’s environmental sustainability programs to achieve exemplary practices meeting Sanofi HSES programs and regulatory requirement.
Lead the site’s environmental sustainability programs in collaboration with sustainability team e.g., energy conservation and waste minimization to improve the site’s overall environmental sustainability.
Working and assisting HSE Engineers in identifying and evaluating environmental protection needs for existing and new processes, for assessing the magnitude of risks of non-compliance or environmental harm, including participating in mechanical integrity and reliability engineering evaluations of environmental protection equipment/systems (e.g., wastewater treatment).
Responsible for issuing regular reports to senior management that outline compliance with wastewater discharge permits and regulations, storm water pollution prevention requirements, air emissions source controls and monitoring, hazardous and non-hazardous materials storage, use and disposal, hazardous and non-hazardous waste management, property protection (e.g., fire protection and code compliance including limitations for storage and use of hazardous materials) emergency preparedness and contractor safety program specifications.
Collect sustainability data, submit regular reports to corporate HSE, and partner with internal group to promote ways to save resources (water, energy, paper, etc.).
Manage various contractors on environmental sustainability programs
Meet the site HSES Goals and Performance objectives.
Participate in corporate as well as the biopharma community’s environmental sustainability programs.
Assist in managing the environmental sustainability expense e.g., waste disposals and consumables to meet the site’s operating budget.
Implement, enforce, and take ownership on Health, Safety and Environmental (HSE) requirements and initiatives within his/her areas of responsibilities.
Constantly sharing on best practices and lessons learnt, share learning experiences to ensure continuous HSE culture improvement on-site.
Ensure all affiliates are competent and provided with the necessary tools and equipment to work safely and without health risks.
Carry out any other duties as assigned by the Head of HSES.
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.