
A game changing industrial adventure
At GravitHy, we are contributing to building a low-carbon steel industry for a sustainable future. Whether you are an engineer, operational expert, or development enthusiast, your talent can accelerate the transition to a cleaner and more humane industry.
Your next professional challenge starts here
Join GravitHy
Diversity, inclusion, impact, boldness… At GravitHy, we are building a cleaner industry.
Located in Paris and Marseille, we offer a stimulating work environment, evolutionary paths and a meaningful mission: decarbonizing the steel industry.
Building tomorrow’s industry with us
GravitHy recruits committed talents to accelerate the transition towards a low-carbon steel industry.
Engineering, operations, development… our opportunities cover all the professions of an ambitious and sustainable industrial project.
A double anchorage in Marseille & Paris
Two cities, two lifestyles… the same ambition to build the decarbonized industry of tomorrow.

Marseille : closest to the Fos-sur-Mer plant
Located in a dynamic setting between the sea and the hills, our offices in Marseille embody the pioneering spirit of GravitHy. Near the industrial site of Fos-sur-Mer, they welcome our technical and operational teams in a stimulating, collaborative environment open to the future. What we like in Marseille:
- Proximity to the field and industrial partners.
- An attractive living environment, between urban dynamism and Mediterranean quality of life.
- A close-knit, multicultural and committed community.

Paris : at the heart of the innovation & climate ecosystem
At the heart of the capital, our Paris offices are the nerve centre for strategy, business development and communication. It is here that ideas, talents and ambitions meet to make GravitHy shine in France and abroad.
What we like in Paris:
- Intellectual effervescence and access to innovation networks.
- A modern, flexible and connected work environment.
- The richness of profiles and expertise.
Latest news
GravitHy and HES FOS sign strategic partnership to develop critical infrastructure in Fos-sur-Mer
We are pleased to announce the signing of a Memorandum of Understanding (MoU) with HES FOS, a subsidiary of HES International, to establish a long-term strategic partnership for the development …
GravitHy raises €60 Million to accelerate steel industry decarbonization
We are proud to announce the successful completion of our €60 million fundraising round, which includes support from the “Première Usine” program under France 2030. This milestone strengthens our ability …
GravitHy partners with Rio Tinto to accelerate steel decarbonization in Europe
We are proud to announce a strategic agreement with Rio Tinto, a global leader in mining and materials, to support our project for low-carbon iron production in Fos-sur-Mer. This collaboration …