[1][2] Naiev was born on 30 April 1970, in Mohyliv-Podilskyi, Vinnytsia Oblast, and pursued his education from 1987 to 1991 at the Moscow Higher Military Command School, attaining the rank of lieutenant upon completion.

[3][4] Between 1991 and 1993, he served as the commander of a motorized infantry platoon within a unit of the Group of Soviet Forces in Germany.

[5] In 2014, Naiev played a pivotal role as the head of Sector B during the intense battles for Donetsk airport.

[6] In March 2018, Viktor Muzhenko, the head of the General Staff of the Ukrainian Armed Forces, appointed Naiev as his deputy.

[2] Under his direct supervision, five strategic operations of the Ukrainian Armed Forces in the war against Russia were carried out: 1) The rapid deployment of troops before the invasion; 2) Ensuring the army's readiness during the invasion; 3) Maintaining control over the Black Sea; 4) Preserving the most combat-ready units; 5) Preparing for the liberation of the Kharkiv Oblast.