This article analyses the reasons that limit the adoption of new technologies and slow down the digital transformation process of companies in the industrial sector. Beyond technical or economic aspects, the origin of the slowdown lies in the lack of transversality of existing professional profiles in the context of Industry 4.0. In view of this, the article also analyses the labour impact and the new professional profiles that will be necessary to deal with the digital transformation process, as well as the role that will be played by experts, working groups and diagnostic tools in this process.