Organizational commitment takes an important part in influencing an employee to do work in the same organization for a longer period of time. Organizational commitment is psychological attachment in their work. The IT sector is a booming sector for economic development. At present, study researcher aimed to explore problems faced by the IT sector employees in Chennai city. The study investigates the factor responsible for organizational commitment and its influence among the selected 100 IT sector employees in the study area. In this study researcher have used statistical tools like percentage, weighted average method for analysis of sample respondents. Simple random sampling technique has been used to select 100 employees and the study revealed that detachment from family is the major problem. The study also discovered that the work environment and current employer are considered as major factors for organizational commitment.