For a wide range of tasks, especially in the field of software development, the use of modern platforms for virtualization and containerization of applications can significantly increase the density of computing nodes (virtual machines and containers) on the equipment. In addition, the use of CI and CD practices can save the working time of employees responsible for supporting such IT infrastructure. At the same time, specialists supporting such IT infrastructure should have a number of additional competencies. The purpose of this article is to analyze the cost of specialists supporting information systems built using virtualization technologies, cloud computing in the context of CI and CD practices. This article presents an analysis of all available relevant vacancies in Saint Petersburg and Moscow from the HeadHunter site. Also, the difference between the required competencies and the level of salaries of specialists supporting classical and virtualized, automated IT infrastructure is shown.