In July 1917, he prepared fake identity papers for Vladimir Lenin and organized his move from Petrograd to Razliv at the request of the RSDLP Central Committee. Zof would then establish contact between Lenin and the Central Committee.
In 1918–1919, he was appointed brigade and division commissar and supplies manager for the 3rd Army of the Eastern Front. In 1919–1920, Zof was a member of the Revolutionary Military Council of the Baltic Fleet and a member of the Petrograd defense committee. In 1921–1924, he held a post of a commissar at the office of the commander-in-chief of the naval forces of the Republic. Between December 1924 and 1926, Zof was the commander of the naval forces and member of the Revolutionary Military Council of the USSR. In 1927–1929, he headed the Sovtorgflot (Soviet Commercial Fleet) office. In 1930–1931, Zof was a deputy People's Commissar of Railroad Transportation. In 1931, he was appointed first deputy People's Commissar of Water Transportation.[2]
Later Zof fell into disgrace and was appointed director of the "Kompresor" factory in Moscow. In 1937, he was arrested and sentenced to death by the Military Collegium of the Supreme Court of the USSR on June 19 on accounts of being involved in an "anti-Soviet terrorist organisation". Zof was executed the next day.