There are various duties in the job description of a football coach as there are often several different coaches for one team. There can be a head coach, defensive coach, offensive coach, and special teams coach. The head coach organizes and directs the entire team.
Two seconds, go apply to be a coach at your local high school or middle school. Coaching is more about figuring out how you want to coach, and how you produce the best talent personally then "learning" how to coach under some umbrella conpt