The article is devoted to activity of the teacher in the educational environment of modern higher education institution with wide application of network information technologies and electronic educational resources. The new information and communication priorities causing changes in nature of pedagogical activity are shown. The role of the teacher in the course of formation of the information educational environment of higher education institution is underlined. High quality of educational services can be reached, if the teacher transforms the activity according to the changes occurring in the Russian and global educational information space.