The article analyzes the concept of "mentoring", its essence and meaning. The transformation of mentoring from the time of Ancient Greece to the present has been studied and it has been clarified how the institution of mentoring can influence the solution of certain issues of development of the modern socio-cultural Ukrainian environment. First of all, we are talking about the problem of youth unemployment, namely - the first employment, lack of sufficient experience and practical skills for employment. In this context, the issue of mentoring is considered from the point of view of the implementation of the Concept of the dual form of education in Ukraine. That is, it is about giving young people the opportunity to study in vocational, technical or higher education institutions and work in a factory or in an institution in the main specialty. The figure of the mentor, his/her main functions and ways of transferring experience, knowledge and professional skills to the mentee are analyzed. Mentoring is a management technology of providing constant support, personal care, and a councelor is an authoritative advisor. Usually the councelor shares his experience and knowledge with the mentee, helps him to determine the goals, acts as a counselor, helps to build a professional career. Mentoring is always the interaction, cooperation and communication directly in the workplace between the councelor on the one hand, and the employee (mentee) on the other. Mentoring is a long-term relationship (long-term) of acquiring career skills through counseling or psychological support, which is often transformed into a friendly one. As for the managerial function of a councelor, he does not only share his professional skills and knowledge, but also contributes to building a professional career for his mentee. The task of a councelor as a manager is to choose the right approach to work, which would be effective, and to apply effective tactics of organizing the career advancement of his mentee. At the initial stage, the councelor introduces the mentee to the socio-cultural corporate environment, promotes the establishment of useful professional connections, acquaints with the system of norms and values that this organization cultivates. In this way the primary professional socialization of the mentee takes place. The main stages of development of the institute of mentoring in Ukraine, its influence on prevention the problem of youth unemployment and filling the labor market with specialists of popular specialties are outlined.