Today, employee job performance has become main focus of organization or business industry due to their contribution to business performance. This study investigates the relationship of work discipline, work environment, and job satisfaction on employee job performance at Bank Syariah Indonesia (BSI) West Jakarta, Indonesia. This study is designed using a quantitative approach through survey questionnaire. A total of 75 employees from BSI West Jakarta Branch have participated and collected using random sampling technique. The data analyzed using structural equation modeling (SEM) partial least square (PLS) method. The study result indicated that work discipline and job satisfaction influence job performance. Besides that, this study indicated that work environment has no significant relationship with employee job performance. In conclusion, this study has successfully investigated the determinant factors of employee job performance. The study findings indicated that work environment and job satisfaction can enhance the employee performance in Bank Syariah Indonesia (BSI) West Jakarta, Indonesia.