He was a general of the Phayap Army in the government of Plaek Phibunsongkhram in World War II.

In the days of absolute monarchy, the captain Charun Rattanakun got the feudal title of honor Luang Seriroengrit awarded.

At the meantime Seriroengrit became a colonel and took off in 1938 an important position in the government of Plaek Phibunsongkhram.

He was involved to the Burma Campaign and held in the connection part of the occupation of Shan State.

Colonel Aram married Princess Galyani Vadhana in 1944; their daughter is Thanpuying Dhasanawalaya Sornsongkram.