Job Opening: INTERNSHIP – Technical 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:
• Want to work toward a real estate sector aligned with climate goals;
• Want to play an active role in the environmental transition;
• Are curious, energetic, and brimming with ideas.
… then this internship might be just what you’re looking for.

Your responsibilities:

You will join the Technical Project Management team. Under the guidance of a line manager, you will contribute to the design
of buildings on projects aimed at reducing the environmental impact of tomorrow’s large-scale commercial and mixed-use real estate projects, through the following responsibilities:
• Conduct HVAC/thermal design studies throughout all project phases (competition, preliminary design [APS], detailed design [
], final design [APD], tender documents [PRO/DCE], and final acceptance [ACT]): 2D/3D drawings, schematic diagrams, RT calculations, thermal analyses, calculation notes,
analysis of contractor bids, etc.;
• Participate in the construction phase: approval of construction documents, assistance with construction supervision, support for project owners (OPR)
and final acceptance;
• Contribute to developing, internally, a culture of knowledge and foresight (regulatory monitoring
standards, technological innovations, etc.)
The Sinteo 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

Requirements:
• 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?

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