Research is being conducted on the relationship of professional skills with professional qualifications and professional skills in disciplines such as pedagogy and methodology of vocational education, labor psychology, psychology of professional activity. We emphasize that the concept of professionalism is formed and put into practice based on a specific system of professional knowledge, skills, competencies and competencies. The article addresses the issues of formation of professional knowledge, skills, abilities and competencies of students in the process of vocational and labor education.