Meet The Coaches
Coaching Philosophy
Discipline. Teamwork. Growth.
At Trabuco Hills High School, the boys' soccer program is guided by a coaching philosophy rooted in discipline, teamwork, and player development. The program emphasizes the importance of hard work, resilience, and sportsmanship both on and off the field. It fosters an environment where players are encouraged to grow as individuals while contributing to the collective success of the team. The approach integrates tactical skill-building, mental toughness, and a commitment to excellence, preparing athletes not only for competitive soccer but also for life's broader challenges.
Joshua
Cummins
Josh Cummins is an accomplished soccer coach currently serving as the head coach for Trabuco Hills High School. With extensive experience coaching at both the club and high school levels, he has guided boys’ and girls’ teams to success in State, National, and International Championships. Previously, he coached the varsity teams at Saddleback Valley Christian, leading them to multiple league championships and a CIF finals appearance. As a CIF Advisory Board member and Director of College Soccer Camps, Josh has placed numerous players into NCAA Division I, II, III, and NAIA programs.
His credentials include a U.S. Soccer National B License, an NSCAA Diploma, a Bachelor of Science in Health Science & Kinesiology from California State University, Fullerton, and certification as a NSCA-Certified Personal Trainer. Additionally, he is an American Heart Association-certified instructor in First Aid and CPR.
Chris
Cortez
Chris Cortez, a dedicated Trabuco Hills HS alumnus, is advisor and Assistant Coach for Varsity, JV and Frosh-Soph. He brings a wealth of international experience to every level of our program. With a distinguished 16-year professional career spanning Mexico, the USA, Europe, and Asia, Chris offers unique insights into high-level play and a broad perspective on the game.
His goal is to cultivate an environment where players are pushed to excel, developing both their technical skills and personal growth. Chris believes in the power of competitive, team-driven learning and is committed to helping each player evolve, not only as an athlete but as a well-rounded individual.
Guillaume
Marneau
Coach Guillaume Marneau brings hands-on experience, dedication, and passion for soccer. He currently serves as the Junior Varsity Soccer Coach at Trabuco Hills High School, focused on developing young athletes and building a competitive team.
He played six years with United FC, a nationally ranked program, and competed in the Olympic Development Program from ages 10–14. Coach Marneau continued his career at Montana State University Billings, playing four collegiate seasons while earning a Bachelor’s degree in Psychology with a minor in Coaching.
He is committed to developing both the technical skill and mental resilience of his players, helping them reach their full potential on and off the field.
Cory
Dilbeck
Cory Dilbeck brings over 20 years of coaching experience and currently serves as Head Coach of Trabuco Hills High School Girls Soccer and Assistant Coach for the Boys Program. A Cal Poly Pomona graduate in Economics, he also coaches with South Slammers FC.
His teams have earned a USYS National Championship and multiple CIF, PCL, and SoCal League titles. Cory holds a USSF National Coaching License and is known for creating a positive, disciplined, and inclusive environment focused on technical skill, tactical awareness, and mental toughness—helping players reach their full potential on and off the field.
THHS Boys Soccer News
