Speed and Agility Coach. D1 Training – Prosper, TX. D1 Prosper is seeking a. Speed and Agility Coach. who knowledgeable in teaching. running form, speed development, agility training, and plyometrics. D1 Coaches exhibit the ability to adapt and customize programs to tailor directly to their athletes and clients. In addition to coaching D1 members, D1 Coaches will also have a chance to build a personal training book that can include college and pr...