Police officer is an important role to keep order in the society, especially in the turbulent situation. Their job has been considered with high pressure and high danger. This study examined the positive relationship between career identity and career satisfaction with the moderating effect of emotional labor. A quantitative approach was used in this study. 395 valid samples were surveyed by paper-based questionnaires from police officers in Taiwan. The result of the study indicated that career identity was positively related to career satisfaction and the emotional labor negatively moderates moderated the relationship. This study provided implications and suggestions for the government, HR practitioners and citizens to improve the current working environment for police officers.