In 1940, he was named associate professor. In 1942, after an examination, he was named Professor of New Testament Exegesis at the Cernăuţi-Suceava Faculty of Theology. At Cernăuți and Suceava he created three more courses: “Introduction to the holy books of the New Testament”, “Exegesis” and “Biblical hermeneutics”. About his Romanian-language writings, the same report notes that “The author’s form of expression in Romanian is distinguished by conciseness and clarity”. In 1946 he was transferred as professor to the same department at the Faculty of Theology in Bucharest; in 1948, he began teaching at the Bucharest Theological Institute. During his time as a theology professor, he published a number of specialised works.