After making an objective analysis of the problems existing in teaching and learning in the face of the impact of the Internet on the traditional education ecology, a viewpoint on the positioning of teacher professional roles under the background of Internet education was proposed. The construction ideas and specific implementation process of the subdivision of teacher professional roles based on this background, provides a new idea for the innovation of higher education teaching models, and this approach relieves the teachers' professional pressure and promotes the play of teachers' and students' subjectivity and embodies the educational philosophy of "people-oriented".