Senior Fuel Process Engineer

Develop and Design Innovative Fuel Salt Processes 

• Design and optimize high-temperature chemical processes for molten salt fuel preparation.
• Define process architectures, operating parameters and process performance requirements.
• Produce process design notes, functional specifications and engineering calculations.
• Develop innovative solutions while operating within the constraints of nuclear facilities and safety requirements.

Lead Process Scale-up Activities 

• Drive the transition from laboratory-scale fuel salt preparation to pilot-scale implementation.
• Support the development of inactive and active process demonstrators.
• Define scale-up strategies and technical requirements for future industrial deployment.
• Ensure process designs remain suitable for operation within controlled nuclear environments.

Manage Technical Collaboration with Nuclear Partners 

• Act as Thorizon's primary technical interface with external nuclear laboratories and partners, including NRG.
• Coordinate technical activities related to active testing and process deployment.
• Align project objectives, technical requirements and regulatory expectations between partners.

Deliver Process Engineering Documentation 

• Produce process flow diagrams and operational schemes.
• Develop functional analyses and process specifications.
• Define technical requirements for equipment and containment systems.
• Support engineering package development for future industrial implementation.

Integrate Nuclear Safety into Process Development 

• Ensure nuclear safety is incorporated from the earliest stages of process design.
• Contribute to safety assessments and safety dossier preparation.
• Support criticality safety analyses and technical justifications.
• Ensure compliance with the requirements of nuclear operators and active laboratories.

Provide Technical Leadership 

• Serve as the reference expert for process sizing, scale-up and active testing activities.
• Support internal project teams and contribute expert guidance across fuel-related activities.
• Share knowledge and support the continued growth of Thorizon's fuel programme.

Education 

• Master's degree or PhD in Chemical Engineering, Process Engineering, Nuclear Engineering, Physics or a closely related discipline.

Experience 

• Minimum 3 years of relevant industrial experience.
• Experience in chemical process development and process engineering.
• Experience with process design, process scale-up or pilot plant development.
• Experience working in highly regulated industrial environments is highly desirable.
• Experience in nuclear facilities, active laboratories or controlled areas would be a strong advantage.

Technical Skills 

• Chemical process development.
• Process design and sizing.
• High-temperature process engineering.
• Process safety and nuclear safety integration.
• Engineering documentation and technical specifications.
• Knowledge of containment systems and operation in controlled environments.
• Understanding of licensing and nuclear safety requirements is an advantage.

Personal Skills 

• Strong analytical and problem-solving abilities.
• Creative mindset capable of developing innovative solutions under challenging technical constraints.
• Ability to collaborate effectively with external partners and multidisciplinary teams.

• Excellent communication and stakeholder-management skills.
• Autonomous, proactive and result-oriented.
• Comfortable working in an international and fast-growing technology company.

What You Can Expect From Us 

• The opportunity to contribute directly to the deployment of Generation IV molten salt reactor technology.
• A key position on one of the most strategic and critical workstreams within the Pioneer programme.
• Collaboration with leading European nuclear laboratories and industry experts.
• A highly innovative and entrepreneurial environment where your expertise has direct impact.
• Significant opportunities for technical growth, ownership and career development.
• An international team committed to accelerating the energy transition through advanced nuclear technology.
• Competitive employment conditions and flexibility in the way we work.