The complete list of Indian Army ranks and it's detailed roles and insignia. Understand the hierarchy, responsibilities, and symbols of each rank. Indian Army Rank Structure: Check rank structure, insignia, promotions, retirement age, etc. details as per official norms for CO, JCO, NCO all posts. United States Army Ranks In Order This table of the United States Army ranks from lowest to highest shows the Army's rank structure from lowest to highest including rank insignia, abbreviation, and rank classification. The United States Army has twenty nine grades of enlisted soldiers and officers, with most soldiers enlisting at the entry-level rank of Private (PVT, paygrade E-1). The highest rank achievable in the Army is General of the Army. Click any rank for detailed rank information ... The US Army is a highly organised military force with a clear rank structure. But what are the US Army ranks? Understanding this structure helps explain the responsibilities and duties at each level. The US Army ranks range from enlisted personnel to high-ranking generals. Each of the US Army ranks represent a different level of responsibility, leadership, and expertise.