. Under the guidance of the orientation of innovative and entrepreneurial comprehensive universities with distinct regional characteristics, this paper fully investigates and analyses the employment direction data of students majoring in network engineering. According to the characteristics of students majoring in network engineering, this paper investigates the actual work needs of network security companies and enterprises and institutions for network security maintenance. The open virtual simulation experiment teaching mode of cloud platform is introduced into the teaching of network security course. It integrates the teaching content with the real environment of the enterprise, enables students to participate in the whole process of the experiment project, and takes the competition mode as the strong support of the project-oriented mode, aiming at improving students'interest in learning and the teaching effect of this course.