The description of jobs shall reflect the aggregate of functions to be performed by a customs officer in his/her working place at a customs checkpoint. The author of the article has elaborated a methodology for compiling a Job Description in customs. However, a similar approach can be applied in elaborating job descriptions for any other branch of the national economy. Besides general methodological principles, the author also presents the clarification of such concepts as ‘’qualification’’, ‘’post’’, ‘’working place’’, ‘’standard technological schemes’’, ‘’standard description of the work places’’ and ‘’standard job description ‘’.