The purpose of this study will identify whether there is a significant relationship between public service motivation, the transformational leadership style, and employee performance. Furthermore, this research will consider the role of other variables that may mediate or moderate the relationship between public service motivation and the transformational leadership style on employee performance. The population taken in this research was 87 people who worked at PT KAI Daop 8 Surabaya. With a total sample of 87 respondents. Data collection uses a list of questions provided to answer written questions by respondents. The questionnaire contains questions, each question opens up five possible answers. Of the five answers, respondents are expected to choose the answer that best suits them. Each answer has a score, namely 1 strongly disagree and 5 strongly agree. Data analysis was carried out using Regression Analysis using the SPSS program. Based on the research results and discussion above, in this study it can be concluded that public service motivation has a significant effect on employee performance. Transformational leadership style does not have a significant effect on customer satisfaction. Reliability does not have a significant effect on employee performance.