The relevance of the research is that work is an importantin human life, ensuring income, providing a possibility to realize oneself, to establish oneself in a certain environment that meets human ambitions. Job satisfaction is a general feeling that an employee feels with respect to him/her and his/her job. The main factor of job satisfaction is internal, involving responsibility for decision-making, ability to use their skills and abilities, achieve goals, learn new things and evaluate one‘s activities. Today job satisfaction is (...) one of the most frequently investigated objects in organizational research and one of the most complicated areas that face today's executives who seek to avoid staff turnover and save the best employees. As a result, employers are increasingly focusing on their employees, their expectations and job satisfaction, as companies are currently experiencing a rapidly changing, innovation-driven period that can lead to tensions and negative social consequences. Job satisfaction is becoming an increasingly relevant topic as it threatens the loss of highly skilled professionals and, consequently, market positions. Research methodology. The paper seeks to analyze theoretical aspects of employee job satisfaction. Methods applied in the work systematization, comparison and synthesis of scientific literature. The aim of the article is to carry out the analysis of scientific literature in the aspect of employee job satisfaction. Objectives of the paper: to examine the concept of job satisfaction, to discuss the factors affecting job satisfaction, to reveal theoretical aspect of the role of job satisfaction. Analysis of recent research and publications. Recently, much attention has been paid to human resources management. Human resources management includes organizational development, human resource development and labor relations. Therefore, it is important for the company to motivate its employees and seek their effective engagement into the job. The key to efficient job results is job satisfaction.Job satisfaction is a multifaceted concept and there is still no general agreement about job satisfaction. Different authors have different attitudes towards job satisfaction. The problem analyze R. Hoppock, V. H. Vroom; K. Davis, J. W. Nestrom; P. E. Spector; D. Statt; B. Aziri et all. Conclusion. The employees, satisfied with the job, affect the company: the happier and more satisfied employees work, the better they feel at work, work more productively, their work results are higher. The employees who are satisfied with the job are motivated to do work better, feel obliged and committed to their company, are loyal and responsible, more friendly with colleagues, seek communication and cooperation, new knowledge and skills, and achieve better working results. All this affects customer satisfaction and loyalty to the company. So, job satisfaction is related to the organization's progress, profit, competitiveness and success. (shrink)