The concept of competence in science education is in the midst of individual and collective performance. The complexity of the activity of running school has found a certain specific of its management that is materialized in two dimensions of the school activity: the variety of categories of staff and the interpersonal relationship, culture and work climate. All these result in the formation and development of a set of skills specific to the managerial field and necessary to the director of school in performing different roles sprung from this activity.