The following year, he took the head coaching job at Morristown East High School and led the team to a state championship in 1969.

In 1972, Dockery became the offensive line coach at Georgia Tech, where he was reunited with his high school teammate Steve Sloan.

[2] Dockery was killed in a plane crash on December 12, 1983, in Lawrenceburg, Tennessee, en route to an appearance before the Quarterback Club there.

Also killed in the crash were Memphis State freshman Charles Greenhill, offensive coordinator Chris Faros, and booster Glenn Jones.

[2] On December 13, 1984, Dockery's widow Wallene filed a lawsuit against Memphis State University seeking unpaid contractual payments.