Our team
At Otrera, engineers, nuclear experts, and entrepreneurs join forces to design innovative modular reactors. With a unique skill set and a pragmatic vision, our team is pushing boundaries to accelerate the energy transition and strengthen industrial sovereignty.
Governance

Frédéric Varaine
Founder & CEO

Jean-Eric Lucas
Co-founder and Chief Operating Officer/Chief Financial Officer
Coordination & Strategy Team

Frédéric Le Duigou
Head of Industrialization and International Development

Roxane Delsol
Cross-Functional Project Coordination

Alexane Bournat
Strategy & Innovation Coordinator

Daniel Le Bret
Head of Public Affairs

Mathilde Moulis
Work-study student in communications
Tech Team

Rémy Dupraz
Chief Technology Officer

Fabrice Mazaudier
Deputy of chief technology Officer – Chief Information Security Officer – Core / Fuel / Cycle responsible

Raphaël Palhier
Project Manager

Jordan Huyghe
Core Architect

Ludwig Gaucher
Boiler block and circuit architect

Fabien Memeteau
Civil Engineering & Buildability Lead

Nicolas Goujard
Head of Digital & Simulation

Emanuele Diana
Core Design Engineer

Michele Cavallaro
PMO, Project Planning & Control Manager

Léo Dechelette
Mechanical Design Engineer – Boiler Block

Antoine Mouchard
Thermal-Hydraulic Engineer

Florian Cantallops
CAD, Synthesis Cell

Charles Appert
Fluid systems design engineer

Clément Streiff
Neutron Engineer

Mathieu Genin
Nuclear Safety Engineer

Maria Benmanseur
Radiation Protection Engineer & Nuclear Physicist

François-Henri Soury
Neutron design engineer
Join Us
Want to help redefine the future of nuclear energy? At Otrera, we offer a dynamic environment where innovation and expertise meet up to create long-term impact. Together, let’s build a safer, more sustainable energy system.