Background: Employees have a set of stable attitudes towards their work environment and employees' job commitment increases the social capital of the organization. Therefore, the present study was formed with the aim of investigating the factors affecting employees' job commitment and presenting a model in this field. Method: The present study is applied research that was conducted in a mixed (qualitative-quantitative) manner. In the qualitative part of the research, the foundation was formed by the data method. The statistical population included university professors in the field of human resource management and senior managers of government organizations, 12 of whom were selected using purposive snowball sampling as a sample. The interview tool was in-depth. Data were analyzed by triple coding method. In the quantitative part, the descriptive-correlation method was used. The statistical population included all senior and middle managers and postgraduate and doctoral staff of government organizations in Tehran. 240 people were selected as a statistical sample by random cluster sampling. The questionnaire was a closed Likert scale. Data were analyzed by structural equation method. Data were analyzed using SPSS and PLS software Results: The findings of the qualitative section showed 95 open codes that were organized into 27 secondary codes and 14 concepts and the conceptual model of the research was formed. The findings of the quantitative section indicated that the research model of the thesis has a good fit. Conclusion: Based on the research model, it was found that causal conditions such as job satisfaction and underlying conditions such as organizational climate affect the level of salary and job commitment by intervening and strategies such as proper management and employee support undoubtedly lead to attitude management. Job and increase the level of professional ethics in employees.
