Job Opening: INTERNSHIP – Environmental Project Management (M/F) Internship in Paris (75)

Sinteo, a rapidly growing engineering and consulting firm specializing in sustainable real estate, is seeking its next generation of talent
. We are committed to creating simplified, resilient buildings that are carbon-neutral and energy-efficient.

If you do too :

• Do you want to work toward a real estate sector aligned with climate goals?
• Do you want to play an active role in the environmental transition?
• Are you curious, energetic, and brimming with ideas?
… then this internship might be just what you’re looking for.

Your responsibilities:

You will work on a variety of projects with the Environmental Project Management team:
• Provide consulting services and optimize the environmental construction and renovation of buildings (RE 2020, low-carbon,
reuse, dynamic thermal simulation, occupant comfort),
• Conduct studies related to a building’s environmental and energy performance: Heliodon, dynamic thermal and energy simulation (
), natural lighting, life cycle analysis, etc.
• Monitor the construction phase to ensure environmental performance upon delivery,
• Support the client and the project management team in obtaining environmental certifications (HQE, NF Habitat, BREEAM, etc.)

• Participate in the development of our expertise, contribute your ideas, and help enrich our knowledge base.

This internship will give you the opportunity to:

• Discover the role of environmental project management in construction and renovation projects;
• Understand how to design high-performance, low-carbon, and comfortable buildings;
• Participate in environmental simulations and analyses (energy, carbon, natural lighting, comfort, etc.);
• Familiarize yourself with environmental standards and certifications (RE2020, HQE, BREEAM, NF Habitat, etc.);
• Collaborate daily with architects, engineering firms, and project owners on real-world projects;
• Develop your analytical skills, coordination abilities, and teamwork in a stimulating
and supportive environment.

Joining Sinteo means becoming part of a company on a human scale where cooperation, trust, and knowledge-sharing
are essential.
You’ll work in a challenging yet supportive environment, where everyone is encouraged to learn, contribute ideas, and grow.
The atmosphere is friendly, and there are plenty of opportunities to come together as a team (seminars, internal events, workshops, etc.).

Your assets

Conditions:

• Salary: €1,200 gross/month
• Benefits: meal vouchers (60%), Navigo pass (50%) or contribution toward a Vélib’ subscription, gym membership
(Gymlib), employee welfare committee, regular internal events
• Duration: 6 months
• Start date: Starting in September 2026
• Location: Paris

Our business

Onet, a French family-owned group founded in 1860, is an international player in engineering and services. Its more than 70,000 employees work every day to help create ever healthier, safer and more reliable environments.

More about Onet

Sinteo strives for real estate that serves living beings, combining the expertise of a technical design office with the vision and dynamism of a consulting firm. With offices in Paris, Bordeaux and Marseille, we support our customers in optimizing building performance and comfort, from design to operation. Our 80 employees work to make buildings simpler, more resilient and carbon- and energy-neutral. Sinteo is part of the Onet Group.

Are you interested in this offer?

Send my application