 His labor activity began in technical office of the factory as the filing clerk.Further work as the copyist, the draftsman and the designer acquainted him with creation at the factory of the first chain track tractors "Communar".Since 1928 come back on the factory after service in Red Army (in air brigade the aviation technician-mechanic) Morozov as a part of design group provided production of a prototype of the maneuverable T-1-12 tank, and then participated in designing and release of the subsequent modification of the tank which received the T-24 brand.