Vanamo belonged to the first members of the Pykälä Association of the largest law school students in Finland and served as its third chairman in 1937–1938.
The Baltic states where negotiating with o the Soviet Union on base requirements, when Jorma Valamo on 5 October 1939, was a telegraphist when Moscow sent a secret telegram to Aarno Yrjö-Koskinen.
He was at the Political Department of the Ministry for Foreign Affairs, and Vanamo's duties included secret telegrams.
It can be said that Vanamo's career progressed very fast, for just under two and a half years after he had come to the Ministry of Foreign Affairs, he had already been appointed a permanent official.
After two years in the United States, Vanamo returned to the Ministry of Foreign Affairs as Head of the Administrative Department in 1956.
[5] After two years in the United States, Vanamo returned to the Ministry of Foreign Affairs as Head of the Administrative Department in 1956.
During his State Secretaryshp, Vanama played an important role in dealing with the investigation of the operation of the Soviet Ambassador Aleksey Beljakov.
Beljakov was revealed to support the Stalinist hardline wing of the Finnish Communist Party, which naturally strengthened the ideological role of the Soviet Union in domestic politics in Finland.