Ozerov was included in the group of officers under Marshal of the Soviet Union Georgy Zhukov in April, and helped organize the defense of the Kursk Bulge, inspecting the armies reinforcing the front. From June he served as general for assignments of special importance under Marshal of the Soviet Union Semyon Timoshenko, then in July was appointed chief of staff of the Volkhov Front. He was promoted to lieutenant general on 25 September. For his "skillful supervision of staff work" during the Leningrad–Novgorod offensive, Ozerov was awarded the Order of Kutuzov, 1st class, on 21 February 1944. In March, after the disbandment of the Volkhov Front, Ozerov was appointed chief of staff of the 18th Army of the 1st Ukrainian Front. In this role, he participated in the destruction of German forces in Right-bank Ukraine, the Proskurov–Chernovitsy Offensive, and the Lvov–Sandomierz offensive. In these actions the army crossed the Southern Bug and entered the Carpathians. For his "active participation in the planning and execution of the operations of the army," Ozerov was awarded the Order of Bogdan Khmelnitsky, 1st class, on 29 May.