Jack was appointed head of elite fitness development and U23 fitness coach in January 2016.
Prior to this, he gained experience at Newcastle United, Tottenham Hotspur, Barnet and Watford Football Clubs.
He is an accredited sports scientist with the British Association of Sport and Exercise Sciences (BASES), an accredited strength and conditioning coach with the United Kingdom strength and conditioning association (UKSCA) and has attained the FA Fitness Trainers award.
Jack said: “My role is to manage the academy sports science department to develop the physical qualities of elite youth football players alongside the coaching programme.
“The aim is to develop Champions League standard players that can excel physically, are resilient to injury, and have an elite mindset to ensure a long and successful career.”
Jack was awarded a PhD investigating ‘Speed Endurance Training in Elite Youth Soccer Players’ in November 2019 at Liverpool John Moores University. He has also completed an MSc in Sport Sciences (applied human performance) at Brunel University and a BSc in Sport and Exercise Science at the University of Hull.
He has published peer reviewed research articles in leading sports science journals focusing on the translation of physical data into novel training and testing modes, aiming to integrate physical, technical and tactical data.
His high intensity position-specific training drills have been recommended in a recent FIFA Physical Analysis Report (2019).