Your JOB

R&D Hydrodynamic Engineer M/W (Lille, FRANCE)


We are looking for our R&D Hydrodynamic Engineer in our Lille HQ. As part of the R&D team and in collaboration with project team, you will manage design tools for Hydrelio® array and its mooring as well as assess environment effects on Hydrelio®.

Main missions are: 

  • Assess environmental loads and understand behaviour of Hydrelio® array under environmental solicitations for different Hydrelio® configurations and products,
  • Define action plan to better understand this behaviour and develop associated tools,
  • Subcontract specific studies, receive and review technical documents,
  • Validate design tools with on-site data correlation: prepare, carry out on site experience, post processes values and write associated reports,
  • Regularly update and follow up project schedule / budget and close study with lessons learned and project summary,
  • Participate to mooring solutions development.


  • Work for the pioneer and leading floating solar company
  • Opportunity to have a direct impact on the company activities
  • Dynamic working environment, where people can express their potential and talent
  • Ability to make decisions and initiate change
  • Diverse, multicultural teams
  • Business area of the Haute Borne, located 15 minutes by subway from Lille city center
  • Parking reserved for staff
  • Lunch vouchers
  • Incentive agreement
  • Full time permanent contract
  • Salary: according to profile and experiences


You hold a Master of Engineering and have at least 5-year experience in naval architecture, hydrodynamics, environmental loads and renewable energy / offshore oil & gas. An experience in subcontracting studies would be an advantage. 

You are mastering Microsoft Office, Excel. You are confident with Python and VBA. 

You have a technical knowledge of hydrodynamics, aerodynamics and fatigue analysis. 

You have good relational and writing skills (especially for technical reports drafting), with ability to adapt, prioritize and self-manage. With a capacity for synthesis and a strong critical mind, you are proactive, pragmatic and multitasking.

You are fluent in English and have and a deep interest in renewables and clean energies.


At Ciel & Terre, we are deeply engaged in the development of the fast-evolving and international floating PV market, which implies experience and a high-level of expertise, and we have the ambition to remain leaders and go further to realize its potential.

Working at Ciel & Terre means something for each of our co-workers. As an innovative and eco-friendly company, we share strong human qualities and values in connection with the energy transition. We give every employee the opportunity to express his/her potential by providing autonomy and encouraging initiative among dynamic multicultural teams.


Your application will be automatically addressed to our HR manager – Ms Fanny HERMANT, in charge of the recruiting process.

Please complete your application with a short message in English stating your goals and motivations (instead of a cover letter).

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