Human Resource Management includes planning, job analysis, job design, acquisition, training and development, compensation, appraisal, benefits, rewards, safety, health, motivation, job evaluation, human relations, employee counselling and personnel research of human resources. The main purpose of the study is to investigate the Impact of HRM Practices & Job Satisfaction in Selected Private Banks of Bangladesh. To conduct this research, 85 respondents from Dutch Bangla Bank Ltd., United Commercial Bank Ltd., Dhaka Bank Ltd., & One Bank Limited leading private commercial banks of Bogura & Sirajganj District of Bangladesh. This study is based on primary as well as secondary data in nature. Primary data have been collected with help of a structured questionnaire which was administered personally to the bank employees. The primary data have been analysied with help of SPSS software. This study tried to disclose the relationship between employees’ satisfaction and various dimensions of HRM practices. In this study, we considered nine major factors which represented most of the human resources management practices followed by different private banks. The study reveals that all HRM dimensions exercised in the private banking sector of Bangladesh falls short to satisfy the employees equally. Most of the employees are dissatisfied with Compensation System followed by reward and motivation, Career & Development, training and development, Management System, and job design and responsibilities. It is found the HRM practices in the private banking sectors of Bangladesh have not been fully developed and there is the urgent need to employ the services of HR professionals, consultants and researchers to help shape and develop new directional focus that will ensure an efficient and effective human resource practices.”