The topic of this Paper is monitoring and development of employees of the Ministry of Defence of the Republic of Croatia (MORH) with a special emphasis of the Croatian Armed Forces (OS RH). Describing the structure of the Croatian Ministry of the Defence and the main targets of its activities, will be presented the manner in wich the changes required in the the field of human resources have been performed. The initialled transformation has been performed in the Republic of Croatia primarily throught an improved high-quality military education. Successful performance of the transformation depends on the ability of each individual eployee and his or her attitude towards a promotion. The main aim of this Paper is to research the employee monitoring and assessment system within the Ministry of Defence and the possibility of the employees professional development. The pass rate of various kinds of education and training that makes an important part of the stated professional staff training, as well as stimulation and discouraging systems that motivate or demotivate employees professional development. Research results indicate that the initialled transformation of the organisation has been well performed.