The article emphasise the significance of the emergence of a new profession of a demographer. The authors substantiate the need for demographers by state and municipal authorities, analytical centres, non-budgetary funds, Federal State Statistics Service (Rosstat), sociological services and large companies. There are considered the most demanded demographer positions for 2022–2030. It is revealed that an important element of motivation for young professionals, in addition to material motivation, is career growth. In this context, the authors present a vision of a number of aspects of the complex multifaceted process of managing a demographer’s career. In particular a career map for demographers was built depending on their level of qualification, that can help university graduates, young professionals, as well as experienced employees to determine how much their competencies meet the requirements for knowledge and skills, as well as to understand the possibilities of developing their career. In accordance with the career map and the professional standard “Demographer”, a matrix of professional competencies at various levels is presented for a demographer. The matrix developed by the authors not only represents a valuable scientific result, but in fact, is an effective tool that allows to identify the skill level of an employee who is developing a career in the field of demography. To determine the employee’s compliance with the position and the possibility of his career advancement, it is recommended to use the point method of assessment. In addition to professional competencies, the study identifies the soft skills that are important in the work of a demographer, and that should be assessed when selecting candidates for a position. Prior to promoting an employee it is recommended to carry out certification with the objective to determine the correspondence of his skills with the position and assess his qualification level for career growth.