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À propos du poste
Join Tractebel Engineering's Core and Fuel Studies Group within the Nuclear Industrial Safety Competence Centre, a multidisciplinary team at the forefront of nuclear innovation. This Senior Engineer role offers you the opportunity to lead cutting-edge projects in nuclear fuel, reactor physics, and decommissioning preparation. You'll work on criticality and shielding calculations for spent fuel, activation studies, and fuel safety evaluations while developing advanced Multiphysics capabilities for next-generation reactors including Small Modular Reactors (SMRs). As part of a prestigious ENGIE Group company, you'll collaborate with top experts on impactful projects across the globe. The role combines technical excellence with mentorship opportunities, as you'll contribute to one of three operational teams focused on cycle studies, neutronic studies, or core multiphysics. Tractebel offers a dynamic environment where professional development is actively supported, with growth opportunities throughout the ENGIE ecosystem. Benefit from a competitive compensation package, flexible hybrid working arrangements (2 days remote), and a comprehensive benefits program including wellness, mobility options, and ENGIE stock participation.
Vos missions
- Lead criticality, shielding, and activation calculations for spent fuel management
- Conduct fuel safety studies and core design evaluations for nuclear reactors
- Develop and validate multiphysics capabilities for SMRs and advanced reactor designs
- Provide technical support for plant operational decisions and core physics optimization
- Manage technical projects within the Core and Fuel Studies Group
- Collaborate with multidisciplinary teams on fuel cycle and decommissioning activities
Profil recherché
- Master's degree in nuclear engineering, physics, or related field
- 6+ years of experience in nuclear engineering, reactor physics, or fuel studies
- Strong knowledge of criticality, shielding, and thermal-hydraulics analysis
- Proficiency with nuclear simulation and multiphysics codes
- Fluent English; French beneficial
- Experience with safety-critical nuclear projects
Un plus si vous avez
- Experience with Small Modular Reactor (SMR) design or analysis
- Knowledge of nuclear decommissioning processes
- Expertise in fuel thermo-mechanics modeling
- Familiarity with ENGIE Group processes or large multinational environments
- Project management or team leadership experience
Compétences clés
Reactor PhysicsCriticality AnalysisShielding CalculationsMultiphysics SimulationNuclear FuelThermal-HydraulicsSMR DesignNuclear SafetyTechnical ReportingProject Leadership
À propos de Engie

Engie
Gaz, Renouvelables, Efficacité énergétique
50 000+ employésLa Défense, France
Engie est l'un des premiers groupes mondiaux de l'énergie, présent dans 70 pays avec plus de 100 000 collaborateurs et un chiffre d'affaires de 80 milliards d'euros. Le groupe gère l'ensemble de la chaîne énergétique — production, transport, distribution, vente — et opère une transformation profonde de son mix vers les énergies renouvelables, l'efficacité énergétique et l'hydrogène. Engie s'est fixé un objectif de neutralité carbone en 2045.
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