This research main purpose is to understand the influence of the internal service quality in department store to the front service personnel satisfaction. The internal service quality was divided to department store service quality. The object of study is the Pingtung Pacific Mall front service personnel (i.e. special counter personnel) , to collect the data, the questionnaire was given after the sale was done in different floor in department store. Total 159 effective questionnaires were received. Data analyses included not only descriptive data analysis, but also factor analysis, the Pearson correlation analysis, ANOVA as well as the regression analysis. The results found that the department store internal service quality, both the department store and the firm (manufacturer) internal service quality had significant positive influence to employees' job satisfaction.