David Glijer is Chief Digital Officer of ArcelorMittal France. Graduated from the École Polytechnique, engineer and doctor in physics, he worked in several companies and research centers in France and abroad before joining ArcelorMittal.

He held positions in R&D, in the European Technical Department, in production site management, then as support to the CEO. He is now in charge of the Group's digital transformation in France.

With over ten years' experience in the technical and technological fields, complemented by skills in management and finance, he has received several awards and contributed to patents and new technical developments.