Posting on LinkedIn, he said: “It feels weird that for the first time in approximately 20 years I won’t be going into a training ground in the first week of July.
“I want to look back on my time with pride and gratitude and look forward with confidence and excitement.
“Throughout my time at Chelsea, I’ve had the privilege of seeing up close how some of the best coaches and players in the world operate. Every season has brought different challenges, perspectives and opportunities to learn from these guys and I believe I have learnt so much from all of them.”
Fenwick was previously First Team Match Analyst for Aston Villa and Wolves, spending two years at each club.