Abstract
The approach by competencies explains the articulation between training processes and the work market. Without an obvious epistemic position, in the last decades, the concept of competencies has evolved toward an important framework to consider the work´s human talent in many countries. Likewise, with consideration of the framework as occupation and employability, the approach by competencies has expanded its use to different fields and knowledge areas, such as educational ones among them, with proposals that defend it and retract it. This paper proposes a theoretical review of the most important models of approach by competencies, and the relation between these models with the occupational guidance and its intervention models so that the professionals in the area can considerer their contributions to developin