An "experienced coach" refers to someone who has spent a significant amount of time working in a specific field and has gained a wealth of knowledge and skills. They have expertise and know how to guide and train others effectively. Full definition
I have over 20 years of experience coaching, training and motivating people to be their best selves. (blog.feedspot.com)
These days, it is the big name players who insist on having a strong, experienced coach in charge. (worldsoccer.com)
Over the course of two school years, participants become part of a team of new teachers and work with experienced coaches to become powerful classroom leaders and effective educators. (reachinst.org)