About the role
As a Sustainability and Energy Performance Engineer within our Sustainability & Clean Utilities team, you will drive the environmental and energy strategy for the Le Trait industrial site, ensuring compliance with ISO 50001 and ISO 46001 standards, while developing innovative programs to reduce our carbon footprint, optimize energy and water consumption, and support Sanofi's sustainable transition. Ready to get started?
Based at our Le Trait industrial site, you will join the Sustainability & Clean Utilities team within the Operations function. You will play a key role in the site's environmental performance, collaborating with technical, HSE, Finance, and Procurement teams, while actively contributing to the network of Sustainability correspondents across Sanofi industrial sites.
About Sanofi
Sanofi is a biopharmaceutical company that innovates in R&D and leverages AI at scale to improve people's lives and create long-term growth. Our deep understanding of the immune system – and our innovative pipeline – allows 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.
Key responsibilities
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Drive ISO compliance and performance: Manage the ISO 50001 standard and build ISO 46001 on-site, ensuring rigorous monitoring of energy, water, and carbon indicators.
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Develop and optimize the metering plan: Implement and improve measurement and monitoring systems for consumption to ensure the reliability of performance data.
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Coordinate sustainable performance programs: Lead the site's energy, water, and carbon initiatives by identifying and deploying concrete environmental efficiency projects.
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Ensure reporting and data reliability: Oversee data collection and consolidation for internal tools (Resource Advisor, Ultivision) and guarantee the quality of regulatory and internal reporting.
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Regulatory monitoring and compliance: Maintain active monitoring of regulatory developments regarding the environment and energy, and ensure site practice compliance.
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Raise awareness and engage teams: Develop communication and awareness programs to promote a culture of sustainability among employees and management.
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Represent the site during audits: Act as a backup for the Head of Clean Utilities & Sustainability and represent the site during HSE, ISO 50001 audits, and certain quality inspections.
What we offer
A fixed salary over 12 months, as well as profit-sharing and incentives based on the results of the Sanofi Group.
Because taking care of our employees is also our mission: 31 days of paid leave + RTT days depending on your status, remote work up to 2 days/week, high-quality health insurance, up to 80% coverage for public transport; maternity leave (18 weeks) and partner leave (14 weeks), Savings Plans & Retirement Plans with employer matching, CSE benefits, internal and international mobility opportunities, a customizable training offer to support you throughout your career, and many other benefits to discover here.
About you
Experience:
You have proven experience in the field of energy, thermal engineering, or industrial environment, ideally in a pharmaceutical or regulated industrial context.
Technical and interpersonal skills:
- Expertise in thermal engineering, thermodynamics, and industrial electricity
- Good knowledge of pharmaceutical and industrial utilities (purified water, steam, compressed air)
- Proficiency in ISO 50001 standards and energy management systems
- Skills in cross-functional management and multi-team project coordination
- Ability to synthesize, autonomy, responsiveness, and commitment
- Excellent oral and written communication skills
- Curiosity, desire to learn, and to propose innovative solutions
Education:
Engineering degree in energy, thermal engineering, process engineering, or equivalent.
Languages:
Good level of English (B2 minimum) to communicate with international teams and participate in the global Sustainability network.
Why choose us?
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Concrete impact on sustainable transition: Contribute directly to reducing Sanofi's environmental footprint and achieving our Net Zero goals.
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Cutting-edge pharmaceutical industrial environment: Work on an industrial site with high-tech utilities and technical processes.
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International network and collaboration: Join a network of Sustainability correspondents across Sanofi industrial sites worldwide.
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Autonomy and responsibilities: Lead your projects with full autonomy, with real power for initiative and innovation.
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Continuous training and development: Benefit from training and development opportunities within a leading global biopharmaceutical group.
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Work-life balance: Enjoy remote work, RTT, and generous social benefits.
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Committed corporate culture: Join a company that places sustainability, innovation, and employee well-being at the heart of its strategy.
Always Progressing. Discovering the Extraordinary.
Join Sanofi and enter a new era of science – where your journey can be as transformative as the work we do. We invest in you so that you can go further, accelerate your thinking, and achieve what has never been done before. You will help push boundaries, challenge conventions, and design smarter solutions for the communities we serve. Ready to chase the miracles of science and improve people's lives? Let's pursue progress and discover the extraordinary – together.
At Sanofi, we believe in equal opportunity, without regard to race, color, ancestry, religion, sex, origin, sexual orientation, age, citizenship, marital status, disability, gender identity, or any other criteria protected by law.
Pursue progress, discover extraordinary
Better is out there. Better medications, better outcomes, better science. But 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. So, let’s be those people.
At Sanofi, we provide equal opportunities to all regardless of race, colour, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, ability or gender identity.
Watch our ALL IN video and check out our Diversity Equity and Inclusion actions at sanofi.com!
The salary range for this position is :€42 400,00 - €56 533
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.