This study aimed to apply the measurement of the impact of determinants of the change management process (CMP) on the competitive performance (CP) of the employees at the government sector in a practical environment by comparison between the employees’ expectation at the Government of Ras Al-Khaimah compared to the expectation of employees at Ajman Government. Thus, the Emirate of Ajman within the UAE was selected to apply the same scale of measuring which has same conditions of the work of the government sector and similar geographical aspects like the Emirate of RAK. The results have shown a significant impact of the role of direct determinants which were assumed by the current study in the influence of improving the competitiveness of the employees during the implementation to any change management process planned at the level of government sectors. There were five key determinants respectively in terms of impact strength, and those determinants were creation and innovation, institutional values, quality and excellence systems, administrative and legal aspects and finally, the role of leadership.