In the current legal system of Iran, judicial officers are divided into two categories: general officers and special officers. General officers include the police force of the Islamic Republic of Iran, who are considered officers in all crimes. Numerous factors are involved in the formation of criminal cases, the most important of which are judicial officers. Judicial officers are one of the levers that can help the judicial system and the NAJA in achieving better and more desirable matters. The purpose of the present study is to study the judicial officers of strategic leverage in the judicial system and the NAJA. The present research has been done in an analytical-descriptive manner and various sources have been used to collect information. Undoubtedly, human resource is one of the important components in improving the quality and quantity of the criminal investigation process. Without trained, specialized and skilled human resources, it is not possible to provide appropriate criminal justice and necessary judicial development in the country. Judicial officers are part of the human rights system. Therefore, judicial officers are one of the main pillars of NAJA in the current era.