Motivated employees are one of the valuable assets of organizations. Therefore, the organizations should seek to identify and pay attention to the factors affecting the job motivation of their employees. The purpose of this study is to investigate the effect of perceived physical fitness and social vitality on job motivation Ground Force employees of the Islamic Republic of Iran Army (Case study: North East camp).This is a field study which is applied in terms of purpose and descriptive-correlational in terms of method. The statistical population of this study is all the AJA employees in Northeast Camp Units of Nezaja in 1400 that Their number is 10,000 people. The research sample was estimated 373 people using Krejcie-Morgan formula Which have been selected by random cluster sampling. The tool used to collect variables in this study are Roberts and Trescher (1998) Standard Perceived Physical Fitness Scale (PPFS) questionnaire, Hackman and Oldham (2002) standard job motivation questionnaire and Zare (2011) standard social vitality questionnaire. The results showed that the level of perceived physical fitness, social vitality and job motivation of Employees of the North East camp is favorable and Perceived physical fitness and social vitality have a significant effect on the job motivation of them. Therefore, a favorable level of perceived physical fitness and also having a high level of social vitality has a positive effect on promoting job motivation of employees and Therefore, it is effective in increasing job satisfaction as well as employee recruitment and survival