The purpose of this study is to examine the relationship between servant leadership, basic psychological needs, work spirituality, and job satisfaction, and to examine whether basic psychological needs and work spirituality are dual mediated between servant leadership and job satisfaction. A questionnaire survey was conducted on 210 elementary, middle and high school teachers in Seoul, Gyeonggi - do, Incheon, and Chungcheong - do, and 206 out of them were analyzed. Servant leadership, satisfaction with basic psychological needs, work spirituality, and job satisfaction scale were used as the measurement tools. The results were analyzed using SPSS 21.0. The results of this study are as follows. First, correlation analysis showed statistically significant statistical correlation between servant leadership, basic psychological needs, work spirituality, and job satisfaction. Second, the relationship between servant leadership and job satisfaction was examined through basic psychological needs and work spirituality. This result implies that the principal should demonstrate the servant leadership in order to improve the job satisfaction of the teachers, and the servant leadership affects the basic psychological needs of the teacher and the work spirituality and ultimately affects the teachers job satisfaction positively. This study is meaningful because it provides the basic information that can be applied directly in the school setting by identifying the relationship with the variables affecting the job satisfaction of the teachers.