Ministry and Leadership
Within the early Kiev Caves community Nikon held a central role: as an ordained priest he administered the tonsure to those entering the monastic life, a function that placed him at the heart of the monastery's growth and that links him directly to several of its most prominent figures, including Saint Theodosius.
His tenure as igumen followed the departure of Saint Stephen. The sources remember him chiefly as a steward of the community's spiritual resources, noting his efforts to adorn the monastery with books and icons.