location_onMassy (91) ou Pertuis (84)
Published the 02 april 2019

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.


You share our passion for technology ?

You are skilled in power electronics ?

Or maybe you are passionate about embedded software ?

Or fond of FPGA design ?



We may have an internship for you ! Please don’t hesitate to applicate !




Internship (5 months minimum – Master 2)


Electronics Engineering School

a master in Power Electronics is a plus


129 avenue de Paris – 91300 Massy

20 min from Paris 



1200€ per month