Meet our Coaches

Scott Altenberg has been at Serra High School for 26 years (21 as head coach) and I am very proud of what we do at Serra. A successful program needs not only great student-athletes and quality coaching, but also dedicated supporters as well. Academically, we send 100% of our students to college. Athletically, we have a rich tradition of C.I.F championships, Division 1 scholarships, and have been blessed to have a number of NFL players as well.

Scott Altenberg (Football - Head Coach)

Scott Altenberg has been at Junípero Serra High School since 1994.
“I am very proud of what we do at Serra. A successful program requires not only great student-athletes and quality coaching, but also dedicated supporters.”

Academically, Serra sends 100% of its students to college. Athletically, the school has a rich tradition of CIF championships, Division I scholarships, and has been blessed to produce a number of NFL players.

as well.

McKinsey Hadley (Girls Basketball - Head Coach)

Coach McKinsey Hadley began coaching basketball in 1991, where he developed his coaching philosophy in Park Leagues and on the AAU basketball circuit. His love for the game was honed by many years of playing in inner city L.A. in the 1980's. Coach Hadley attended LACES High School and Serra High School, graduating from LACES in 1992. In 1998, he became the Associate Head Boys' Basketball Coach at LACES, where he stayed for 8 years.

In 2007, McKinsey became the Head Girls' Basketball coach at Serra, where he coaches presently. His accomplishments include the following:

5 consecutive CIF finals appearances 2009-2013
3 consecutive CIF championships 2010-2012
6x California State Regional finals appearances 2011-2015, 2018
2x California State Champion 2013, 2018
3x Area Coach of the Year 2011-2013
2x California State Coach of the Year 2013, 2018

Coach Hadley enjoys teaching the game of basketball as a way to build and reveal character. He promotes the importance of inner strength and self-discipline. His teams have exemplified the power of personal growth as a way to positively affect overall team success.

DeJon Frazier - (Boys Basketball - Head Coach)

Coach DeJon Frazier began his coaching career in 2019 and joined Serra High School in 2024 as the Head Boys Basketball Coach, following successful turnarounds at Long Beach Jordan and Cantwell-Sacred Heart of Mary. At Long Beach Jordan, he improved the team’s record from 0–12 to 23–13, and at Cantwell-Sacred Heart, from 3–25 to 14–14.

In addition to his high school coaching accomplishments, Coach Frazier has been active on the AAU grassroots circuit, coaching 13U, 16U, and 17U national teams for All In Elite (Under Armour) and Chapter562 in the Drew League.

Notable Achievements:

2022–23 Moore League Championship
2022–23 CIF-SS Championship
2022–23 All-Area Newcomer Coach of the Year
2022–23 Silver Waves Media Top 100 Coaches in California High School Basketball

Jazmyne Frost (Track & Field - Head Coach)

Jazmyne Frost is a graduate of JSHS, Class of 2019. She is excited to coach and train our Cavaliers. She is passionate about coaching and leading students to reach their full potential on and off the Track.

She has an abundance of knowledge and experience in Track and Field. Her Track and Field career started at the early age of eight and continued through high school and college. During her time running track at Junipero Serra High School, she was an All-American, CIF Champion, State Champion, and made appearances at the State Championships all four years of her high school career. After, she attended the University of Southern California on a Track and Field scholarship and graduated with a Bachelor of Arts in Communications in 2023.

Shortly after, Coach Jaz began her coaching career at Junipero Serra High School as an assistant coach, focusing on sprints. In her first two years of coaching, she made 2 State Championship appearances (2024 & 2025) and helped coach the Serra boys to a CIF Division 4 title in 2025. Now, Coach Jaz is the Head Coach of the Track and Field Team. She is looking forward to continuing to lead our program to success through faith, hard work, and discipline.

Dejanae Gore (Girls Cheer - Head Coach)

Dejanae Gore brings a wealth of knowledge and experience to the sport of cheerleading. She began cheering at the age of three and continued through college, transitioning into coaching in 2010. Coach Dejanae was a member of the varsity cheer team at Lakewood High School and later served as captain of her team at Langston University. In 2018, she led her team to their first-ever Grand Championship and has since earned numerous first-place trophies. Her areas of expertise include stunting, gymnastics, and choreography.

Ryan Odums (Baseball - Head Coach)

Coach Ryan Odums is a proud alumnus of Junipero Serra High School from the Class of 99. While dawning the halls was a dual sports athlete who was fortunate to be a part of an amazing championship run. His infatuation with baseball afforded him the opportunity to further his sports career with stops at Compton Community College and Texas College (Tyler, TX). Where he graduated with both an Associate of Arts in Liberal Arts-General Studies as well as a Bachelor of Science in Physical Education/Kinesiology. Coach Odums coaching career began in 2008 at Jarvis Christian College (Hawkins, TX), though short-lived was the catalyst for a lengthy career that spanned nearly two decades. Within that time frame, he’s been given the gift to mature and inspire upwards of 70 or more players to pursue a higher-level education along with scholarships, and with a small number finding their way to the professional ranks.

Coaching History: Serra HS

JV Assistant Coach, JV Head Coach, & Varsity Assistant (2012-15) (2021)

Alexander Hamilton HS: Varsity Assistant Coach (2016-18) & Varsity Head Coach (2022-24)

Jesse Castellanos (Girls Softball Head Coach)

Bio coming soon.

(Soccer - Head Coach)

Photo & bio coming soon.

(Girls Flag Football

Photo & bio coming soon.