Write SQL query to solve given problem: What is the position in the faculty of the professor who teaches the highest number of courses?. Keep the solution inside sql tag ```sql [SQL-Query] ```
SELECT T1.hasPosition FROM person AS T1 INNER JOIN taughtBy AS T2 ON T1.p_id = T2.p_id WHERE T1.professor = 1 GROUP BY T1.p_id ORDER BY COUNT(T2.course_id) DESC LIMIT 1