This paper aims to discuss the extent of the application-based management efficiency in the Sultanate of Oman Civil Service, by comparison with the practices and experiences of five systems of the civil service or the public in each of the (United States of America, Canada, South Korea, Saudi Arabia, United Arab Emirates). Several variables and address are necessary to achieve reform and development in the civil service such as the situation organizational and strategic system competencies, selection and appointment and based on efficiency, performance evaluation based on efficiency as one of the main functions of human resources management in the public sector, and the framework or efficiency model. In order to become a civil service in Amman of the best practices in the efficient management system at the regional and international level, providing more than ten developmental proposals paper to raise the level of the civil service, because the competency's management of important topics in the development of civil service performance, seen as a tool to shift from the traditional bureaucracy to modern organizations.