Senkivskyi was born in the village of Hayi Velykyi in Ternopil Oblast. He studied theology in Lviv, and was ordained a priest on 4 December 1921. He received a doctorate in theology from Innsbruck. In 1923 he went to Krekhiv and became a novice in the Order of Saint Basil the Great. After he professed his first vows, he was transferred to the village of Krasnopushcha, and later to the village of Lavriv. From 1931 to 1938 he held different positions in the Monastery of Saint Onufrius in Lviv.
- Biographies of twenty five Greek-Catholic Servants of God at the website of the Vatican
- Beatification of the Servants of God on June 27, 2001 at the website of the Ukrainian Greek Catholic Churchru:Сенкевский, Иаким