Abstract: The purpose of this study to explore the impact of job satisfaction toward organizational performance based on private sector in Kuching, East Malaysia. Basically, employee behavior is very crucial for the organization. Whilst employees are satisfied to their job then it facilitates them to motivate their job, as a result, organization can get extra-ordinary result from them. Consequently, most of the researcher want to pick out this topic to discover the job satisfaction and its relationship with organizational performance. The focal point in this study is to discover which type of satisfaction (intrinsic or extrinsic) employee more expect from organization. In addition, this research additionally identifies the job satisfaction based on gender, age categories and position of the job sector. Further, this research also spotlights what kind of events .