From the past few decades the importance of manpower in the organization has increased. Human Resource is treated as the most important asset. Organizations, in the changing scenario, understand that the key to increase productivity is to keep the workers happy. As, a direct relationship has been observed between productivity and job satisfaction, the organizations are not leaving any chance to ensure employee job satisfaction in the organizations. Job satisfaction can be described as a positive feeling towards one’s job. When an employee perceives him/her as satisfied from the job, it indicates that he/she values the job and feels positive about it. Increasing employee job satisfaction in the organization has been considered as an important technique to motivate them to work harder. Banks are no exception in this regards. Both public and private sector banks are adopting several strategies to increase the level of satisfaction at the workplace. Through this paper effort has been made to study the concept and factor affecting job satisfaction. The main purpose of the study is to identify the levels of job satisfaction among employees of ICICI Bank in Rajasthan and the factors contributing to job satisfaction. This paper focus mainly on the Middle level managers, as they form a delicate link between the top level and bottom level managers and thus plays a significant role in the overall working of the Bank.