Company Details

CS Group is a major actor in the design, integration and operation of mission critical systems in Defense & Security, Space, Aeronautics and Energy sectors.


If you are…

  • Passionate about scientific studies and especially in the nuclear field with dual skills in software development
  • Initiated (e) the calculation codes APOLLO2, CRONOS2, TRIPOLI4 and programming languages Fortran, C ++, Python, while having the ability to appropriate eco system of a client and provide real added value to projects
  • Recognized for your editorial and relational ease and your spirit of synthesis
  • Enthusiastic to join a dynamic team and a company that offers real opportunities for career development (expertise and management)

And that you join …

Our Aeronautics, Energy and Industrial Systems Business Unit ( AESI), an entity that has contributed for more than 30 years to the development of programs in the fields of:

  • Energy
  • Aeronautics
  • And in the industrial field

Together, we can …

  • Reporting to the project manager, you join a team in our client’s premises led by a technical manager and you take charge of the activities of:
  •  Recovery, understanding and analysis of needs from the trades (mainly engineers of neutronics studies) and possibly proposals for alternative solutions.
  • Construction and / or optimization of simulation models
  • – Realization of core neutron calculation forms , reactor safety studies in normal and transient operation, structural neutron activation studies, neutron / thermohydraulic coupling for various accidents
  • Verification of safety criteria
    • Drafting of technical documentation ( calculation notes and reports ) ,
    • Presentation of the results to the customer.

All you have to do is apply to meet us!

This position, based in Lyon, is to be filled on a permanent basis for a gross annual remuneration to be defined according to your skills and experiences.


Coming from a higher scientific education (Bac + 5 / + 8) with a specialization in Neutronics, Atomic Engineering, Radiation Physics, Nuclear Physics (PHELMA, INSTN, ENSICAEN, ENSPS, Blaise Pascal University, …), modeling oriented and numerical simulation, you know the code or forms neutron calculations.


Tagged as: Neutronics, Atomic Engineering, Radiation Physics, Nuclear Physics, PHELMA, INSTN, ENSICAEN, ENSPS

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