Job Description
Senior Engineer Core & Fuel
Posting Start Date: 8/26/26
Requisition ID: 70118
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Informations générales
Brussel, Belgium, 1000
TRACTEBEL ENGINEERING S.A. (BE)
Engineering
Permanent
Full - Time
The "Core and Fuel Studies" Group within the “Nuclear Industrial Safety" Competence Centre is a multidisciplinary team working on nuclear fuel, reactor physics and the preparation of dismantling activities. As such, the Core & Fuel Studies Group is in charge of Tractebel’s activities related to the fuel cycle, core design and safety evaluation for nuclear reactors. The team performs criticality and shielding calculations for spent fuel, as well as activation calculations. The team is responsible for Fuel Safety studies and develops Multiphysics capabilities for various products, such as SMRs.
To manage these activities the group is subdivided into three operational teams, each under the responsibility of a Team Leader :
Cycles studies: incorporating activities related to core physics, fuel cycle, core design, safety evaluation and plant operational support;
Neutronic studies: incorporating all activities related to criticality, shielding, activation and residual heat;
Core Multiphysics: incorporating all activities related Multiphysics (fuel thermo-mechanics, thermal-hydraulics, reactor physics), encompassing cross-cutting activities and common projects within the range of Core & Fuel studies expertise.
What we offer
Tractebel is more than a place to work. It’s your chance to evolve alongside top experts on impactful projects around the world. It’s an environment built on team spirit, where you can reach your highest potential.
We actively support the development of our people, and the opportunities for growth within the ENGIE Group are wide open.
We offer a competitive salary package including representation allowances, double paid holidays, meal vouchers, eco cheques, bonuses, hospitalization insurance, PC purchase plan, ENGIE stock options, and more.
Our mobility plans are customizable to your needs, including a company car, train pass, bike lease, or combinations thereof. You can also swap your company car for the flexible and tax-friendly Belgian Mobility Budget!
Flexible, hybrid arrangements enable working from home (2 days per week), on-site or on the go or even part time. Tractebel participates in your home office expenses, through advantageous purchase programs and generous contributions to your internet and mobile plans.
Holidays: 32 days with opportunity to buy 5 extra days.
To celebrate our successes, and just have fun, we get together for team sports, afterworks, team -building activities, our annual party, and more.
Your key responsibilities
In the Core and Fuel group, you will be in charge of Core and Fuel physics studies and associated developments in the domains of Fuel Safety and Core Multiphysics.
The main tasks in these areas are:
Engineering studies in the domain of Core and Fuel physics using industry-standard methods and simulation tools;
Providing expertise and participating in the developments of Core and Fuel activities in the field of fuel behaviour and/or core neutronics and/or thermal-hydraulics, including multiphysics approaches;
Participating in R&D projects related to Core Physics applications
Writing engineering and synthesis reports of your analyses
Ensuring technical coordination across various areas of expertise and participating in drafting calls for tenders and contributing to business growth
Providing training on various areas of expertise;
Regularly reporting to the Group Manager on all aspects of the relevant domain.
We would love to hear from people with
You are a civil or industrial engineer, specialized in nuclear energy, physics or electromechanics, or B.Sc. in physics.
You have 5-10 years of experience in nuclear fuel and core physics
You are interested in widening your technical competences across various disciplines of core physics
You have proficiency in IT (with an emphasis python programming), or are willing to learn this quickly
Expertise in SMRs, Gen 4 reactors, fast reactors is an asset
You speak English and French or Dutch with a good practice of the other language.
You apply self-verification with a rigorous mind and you deliver quality within tight schedules.
You are good listener, dynamic and enjoy working in a team.
Our Recruitment Process
Pre-screener conversation / HR in-depth interview on-site / in teams with the Talent Acquisition Partner
Final business interview on-site with your future manager
Research shows that men apply when they meet 60% of the requirements while women only apply when they are convinced they meet 100%. Don’t let that hold you back – we’d love to hear from you!
Who we are
Ready to engineer your positive impact? Then join Tractebel, part of the ENGIE Group, and our 5,000 passionate experts around the globe, driven by shaping a more sustainable world every day. Make your contribution to carbon neutrality in markets like nuclear, renewables, power & gas, electrical grids, hydropower & dams, water resources & supply, desalination, complex & high-tech buildings, transport infrastructures, and ports & waterways.
Our top priorities are people, ethics, safety, and sustainability. With Tractebel, you are uniquely positioned to make a positive impact on global net-zero targets. The driving force behind reaching these goals is our greatest asset: you. Our people come first, and our strength is in our diversity. Because diversity leads to fresh perspectives that drive performance and innovation, we welcome all applicants and remain committed to an inclusive workplace.
Find out more about Tractebel, our activities and why you should join us here !
At ENGIE, every talent has a role to play in accelerating the energy transition. Make a difference and enjoy a fulfilling professional experience. Take on exciting challenges and build a career path that reflects who you are. Join us and be part of the adventure of the century!
Business Unit: Tractebel
Division: Tractebel Div2
Legal Entity: TRACTEBEL ENGINEERING S.A. (BE)
Company Name: Tractebel
Minimum Base Salary:Maximum Base Salary:Pay Basis:
Nos valeurs
L’inclusion et la diversité sont au cœur de notre politique de ressources humaines. Nous assurons l'égalité des chances entre tous les candidats et sommes engagés à créer l’environnement de travail le plus accessible possible.
