The Mullen High School Sports Performance department offers internships to undergraduate and graduate college students looking to advance their career in the area of sports performance/ strength and conditioning. Interns receive a comprehensive curriculum intended to further their knowledge of performance training and hands on coaching experience.
For consideration send application materials of cover letter, resume, three (3) professional references to Candice Walls, Director of Strength and Conditioning - firstname.lastname@example.org by the deadlines below. Any and all questions can be directed to Candice Walls.
Fall Semester: August - December - Application Deadline: June 1st Spring Semester: January - May - Application Deadline: October 1st Summer Semester: June - August - Application Deadline: April 1st
Candice Walls is the Director of Sports Performance for Mullen High School in Denver, Colorado. She currently oversees and directs all Sports Performance for Mullen High School. She joined the Mustang Sports Performance Department in the Fall of 2020 after spending the previous 3 years at the University of Louisiana where she served as the Assistant Director of Athletics for Athletic Performance.
At the University of Louisiana, Walls worked with the Women's Soccer and Women's Softball programs. During her time at Louisiana, she had also worked with Women’s Basketball and Women’s Tennis. She joined Louisiana Athletics' staff as Director of Strength Conditioning in July 2017 after spending the previous seven years at Baylor University where she served as the Director of Olympic Sports.
Walls joined the Baylor staff in 2011 as the Assistant Director of Olympic Sports. In 2013 she was promoted to Director of Olympic Sports. She oversaw the Bears' Women's Soccer, Softball, Women’s Golf and Men's & Women's Cross-Country programs. She also assisted with Football, Track & Field, Cheer, Equestrian and Acrobatics & Tumbling teams.
Prior to her work at Baylor University, she served a Graduate Assistant at The Citadel in South Carolina where she trained Women's Soccer, Volleyball, and Women's Golf. She also assisted with Track & Field, Men's Basketball, and Football.
Prior to her work at The Citadel, she served as an intern at the University of Texas in 2009-2010 where she worked primarily with Football and Volleyball. Walls also interned during the summer of 2008 at Wake Forest University working with the Strength and Conditioning Department for Football and Women's Basketball.
Walls, a Kentucky native, is a 2009 graduate of Berea College where she was a four-year letter winner and captain on the Basketball team. She earned her bachelor's degree in Health and Exercise Promotion with a minor in Health from Berea College. Walls completed her master's degree in Health and Exercise Sports Science from The Citadel in 2011.
Walls holds her SCCC through the Collegiate Strength and Conditioning Coaches association and is certified as a Level 1 Sports Performance Coach through USA Weightlifting.
She currently resides in Denver, Colorado with her fiancé.
Garrett Griffeth is a Sports Performance Assistant for Mullen High School in Denver, Colorado. He is also an educator in the Health and Wellness Department. Griffeth joined the Sports Performance Department after serving as an Assistant Football Coach for the Mustangs in 2020.
Griffeth joined the Mustangs after spending his previous 2 years in Brisbane, Australia growing the sport of football internationally as a player and head coach.
In Australia, Griffeth worked and performed as the Head Coach and Defensive Coordinator of the Griffith University Thunder. From 2013-2018, Griffeth traveled Europe playing and coaching football. In the off-season he coached football at D’Evelyn High School in Denver, Colorado.
Throughout his career in Europe, Griffeth spent stints as a player with teams in Finland, Italy, and Germany with his last 3 seasons in Czechia where he served as the Head Coach and Defensive Coordinator. He would not only perform as a player and coach but would engage and perform in community outreach by coaching at local schools, teaching ‘English as a Foreign Language,’ and participating in charity at local hospitals.
Griffeth, a Colorado native is a 2013 Graduate of Hastings College where he was a 4-year letter winner and captain on the football team. He earned his Bachelor’s degree in Exercise Science with a minor in Coaching. Griffeth is looking to complete his master’s degree in Nutrition in the coming years.
Griffeth holds his CSCS through the National Strength and Conditioning Association as a Certified Strength and Conditioning Specialist.
He currently resides in Lakewood, Colorado with his beautiful wife Mariana.
Maresa Mosca is a Sports Performance Fellow at Mullen High School in Denver, Colorado. She also coaches freshman volleyball and is an educator in the Health and Wellness Department. She joined the Mustang Sports Performance Department in 2021 after graduating from Metropolitan State University in Denver, Colorado with a Bachelors in Exercise Science, and a Minor in Pre Health. While attending Metropolitan State University, she was an intern at Next Level Physical Therapy in 2020.
Mosca, a Denver native is also a 2016 graduate of Mullen High School where she was a student-athlete.
Mosca is sitting for her CSCS through the National Strength and Conditioning Association