During his military service, Mykola Kuzmin has passed a way from the reconnaissance platoon commander to the senior officer of the military intelligence directorate of the military district. During 1982 – 1984, he was chief intelligence officer of the headquarters of the 201st motorized rifle division in Afghanistan. In 1991, he was one of the first to participate in the establishment of the defence intelligence of the independent Ukraine.

Till the last days of his life, Mykola Mykhailovych was engaged in the military and patriotic education of the younger generation of the Ukrainian scouts.

The personnel of the Defence Intelligence of Ukraine sincerely grieve and express deep condolences to the family and friends of Mykola Mykhailovych.