Background: In today's world, human resources are the best competitive advantage of any organization, both public and private ones. Especially in organizations that constantly face with the stressing situations, like constant contact with the clients, it's very important to oversee the employees' behavior. The main purpose of this study is to analyze the relationship between professional ethics and job conflicts with the mediating role of organizational citizenship behavior (OCB) in Justice Administration of Guilan province.
Method: This research is a correlative study. The statistical population of this study was 950 employees of Justice Administration of Guilan. Among them, 205 employees are selected as sample by simple random sampling method and Morgan Table. A questionnaire with three parts is used to collect data. Validity (content, convergent, and divergent) and reliability (factor loading, composite reliability, and Cronbach's alpha) of the questionnaires indicated that the instruments were fairly valid and reliable. Structural Equation Modeling (SEM) and Smart-PLS software were used for analyzing data.
Results:  The results indicate that professional ethics has a positive relationship with organizational citizenship behavior, organizational citizenship behavior has a significant negative relationship with job conflicts and practical ethics has a significant negative relationship with job conflicts. Also, results show that the OCB plays a mediating role in the relationship between professional ethics and job conflicts.
Conclusion: The results of current research show that organizations, through creating and encouraging ethical behaviors and organizational citizenship behaviors, can solve the conflicts and tensions restore calm and friendly climate in providing better services and consequently improve the organizational performance.