Internship - Specification, Sourcing, Test & Justification of Ariane 6 Controller Magnetic

location_onMassy (Paris region)
Published the 09 november 2018

Ref: Job 1907

Your dream is to work in a fast-growing tech startup? Watt & Well is what you are looking for.


We are experts in power electronics, designing and manufacturing power supplies and motor controllers. We provide equipment for 3 demanding industries: aerospace, e-mobility and Oil & Gas.


Technical innovation and performance are the foundation of our company. Our products are embedded in cutting-edge applications. We provide two critical rad-tolerant motor controllers for the future Ariane 6 launcher. Our 25kW modular power units are integrated in the latest generation of quick chargers deployed across Europe. Our high temperature motor controllers take places inside the tools of a worldwide player of the O&G services, 10km under the ground, at 175°C ambient temperature. 


We are a dynamic multicultural team, composed of 40 employees, based in Massy (Paris area, France), Pertuis (Aix-en-Provence area, France) and Houston (Texas, USA).


Our engineering team is composed of technicians, engineers and PhDs, experts in power electronics, digital control and software, control theory, industrialization and manufacturing. To sustain our growth, we are currently looking for high energy women and men.


We are looking for an intern to work on aerospace power transformers in Massy (91), with the objective to be hired consecutively.


Integrated into the aerospace team, the intern will be in charge of identifying, sourcing, testing and justifying new power transformers that will help reduce the lead time and the recurring cost of the Ariane 6 controller.


Main objectives


*      Identify, audit and select new aerospace power transformer manufacturers that will lower cost and lead time

*      Define new transformer specifications including applicable qualification and manufacturing standards

*      Source the new transformers

*      Test the new transformers

*      Justify the transformer designs in their applications – i.e. versus the Ariane 6 controller power supply designs


Main missions


*      Study existing power transformer designs and aerospace standards

*      Communicate with aerospace transformer manufacturers

*      Test on actual power electronics hardware

*      Document the design, test and justification work




*      You are in the last year of engineering school or equivalent

*      Strong skills in power electronics design

*      You are dynamic and curious

*      You are fond of technology

*      You can communicate in English



Internship (5 months minimum – Master 2)



Electronics/Software Engineering School



129 Av. de Paris, 91300 Massy, France 




1200€ per month