Learning about factors that influence staff retention and ways of improving it can help organizations avoid the inconvenience of high attrition. The employee’s job satisfaction and retention are the main factors for the success and survival of any firm. No one can measure the level of satisfaction an individual gets while he performs his work. But there are factors which directly or indirectly affect the satisfaction level of employees at workplace. Companies that build work environments that attract, motivate, and retain talented employees will be better positioned to succeed in today’s competitive business world that demands quality and cost-efficiency. The main challenges that organizations are facing today is not only managing its human resources but also satisfying and retaining them. Therefore, the current study attempts to explore the relationship between job satisfaction and employee retention. The research is a quantitative research in terms of practical purpose and in terms of strategy. According to the investigation of the relationship between two variables, the research can be classified as correlational research. According to the method of data collection, the research is of a descriptive-survey type. The statistical population of the present study includes all employees of private and public companies in the Kurdistan region of Iraq. The sampling tool is a standard questionnaire, which after performing face validity with the help of respected professors of the faculty, its construct validity was confirmed with the help of SmartPLS software. Reliability was calculated and confirmed using Cronbach's alpha. A structural model was used to investigate the relationship between research variables. A simple random sampling method was used. Results showed that employees are satisfied by a good Compensation, Job Content, opportunity for promotion, good working relationships with colleagues and supervisor. According to the results there is positive relationship between job satisfaction and employee retention