What role did Ezekiel hold, according to Ezekiel 1:3?

Answer: A priest

The word of the LORD came to Ezekiel the priest, the son of Buzi, by the River Kebar in the land of the Chaldeans.

“the word of the LORD came directly to Ezekiel the priest, the son of Buzi, in the land of the Chaldeans by the River Kebar. And there the LORD’s hand was upon him.”— Ezekiel 1:3 (BSB)