The significance of the problem being investigated is conditioned by the need of introduction of considerable amendments to academic discipline content with the objective of ensuring effective education process and professional competencies development level increase of bachelors in machine engineering necessary in their professional activities while performing employment functions. The purpose of the article involves structural-functional model development of forming bachelors' professional competencies towards "Machine Engineering" qualifications in studies of qualified educational subjects, and also identifying a set of organizational-educational conditions of its successful implementation. The key method of the given problem analysis is meant to be model analysis which enables to study the matter point of this problem in great detail. The fundamental result of the article is a generated structural-functional model of professional competencies forming, including information-packed, assignment, and evaluative units in its structure and being implemented with respect to organizational-educational conditions. The content of the article may prove helpful for faculty members of technical institutions for the purposes of high quality vocational training implementation which meets unit standard requirements of machine-building complex enterprises.