He joined the Bolshevik Party in 1917 and was recruited in 1918 into the Cheka, the Bolshevik regime's political police, where he served until 1922.
Ia bergabung dengan Partai Bolshevik pada 1917, dan pada 1918 ia direkrut ke Cheka, rezim politik polisi Bolshevik, yang ia jabati sampai 1922.