There are many job responsibilities for a high school principal. The specifics of the responsibilities will depend to some degree on the needs of each specific school. In general, however, the principal is responsible for maintaining order in the school and for ensuring that the teachers are doing their jobs in terms of educating the students.
One of the main responsibilities of the principal is to maintain order and discipline in the school. This means that the principal must create a system for ensuring that students are obeying the rules. The principal must ensure that this system is performing properly and must deal with the students who violate the rules.
The other major responsibility of the principal is to ensure that the academic side of the school is functioning properly. The principal must ensure that teachers are teaching the proper curriculum. The principal is responsible for making sure that the teachers are using proper pedagogical techniques. The principal is responsible for making sure that class time is being used properly.
These two main responsibilities are very broad. There are many details that go into performing each of these jobs. However, the basic responsibilities of the principal are to ensure that there is discipline as well as quality educational activities in the school.