Becoming involved with the banned Romanian Communist Party (PCdR), he joined its secretariat and was chief of the central committee's technical operations, organizing networks and clandestine links. He also took care of the printing presses and distribution of materials. He headed the central committee's internal police, verifying arrests, monitoring those suspected of being informers for the Siguranța secret police, disbursed funds and checked on the clandestine operations of paid activists. He played a similar role within the International Red Aid, supervising assistance in the form of money, food, clothing and newspapers sent to prisons. He also managed ties with various anti-fascist front organizations financed by the PCdR. He was one of nineteen communists arrested in July 1935, tried the following June in Craiova, and sent to prison. He died at Doftana prison in 1940, when an earthquake caused the structure to collapse.