菲律賓國家警察
Being a graduate of PMA, Amado Espino Jr. was placed in different police ranks. He started out as an intelligence and operations officer in Quirino Constabulary Command; then, as company commander both in the Philippine Constabulary of La Union and Pangasinan; commanding officer of Angeles Metrodiacom, Pampanga; district commander in Criminal Investigation Service, Region 3 of Philippine National Police; narcotics regional chief of Region 3, Philippine National Police; provincial director, La Union Police Provincial office; provincial director, Pangasinan Police Provincial office; chief, Regional Directorial Staff in Region I, Philippine National Police; and finally, as a regional director in Region I, Philippine National Police.