JROTC Instructors & Battalion Staff

5th Battalion Army Instructor 

The Army Instructors of JROTC are all retired Army personnel that have served over 20 years in the United States Army. They instruct and teach Cadets in the JROTC Classes, Rifle Marksmanship Class and Drill Practice Classes.

Senior Army Instructor- Colonel Lance Peterson

About COL(R) Lance Peterson: COL Peterson is the Senior Army Instructor at Manual High School in Denver, CO. He coaches the JROTC Rifle, Raider, and JLAB teams. He began his military career in September 1981 as an enlisted soldier in the Colorado Army National Guard where he served six years in Special Forces and Artillery units before attending college. COL Peterson earned his commission through R.O.T.C. at the University of Northern Colorado.


Upon completion of R.O.T.C., he was assigned to active duty as a T.A.C. Officer at the US Army’s Officer Candidate School, FT Benning, GA. Following this assignment, he served as a Platoon leader, Executive officer, and interim Company Commander in the 2nd Armored Division, and 1st Cavalry Division. Additionally, he commanded the HHC Battery, 1-157th FA BN, COARNG. COL Peterson served in numerous battalion and brigade staff positions while in the Army National Guard, and Army Reserves.

In 2010, COL Peterson commanded the 3rd Battalion, 361st Regiment, also known as “Task Force Mountain Warriors”. Following a successful first battalion command, COL Peterson was selected for a second command of the 2nd Battalion, 256th Regiment (LSBN), known as “Task Force Redball”. After his promotion to Colonel, he was selected for Chief, Region VIII EPLO Group, Region VIII, FEMA, where he served from February 2014 until his retirement on July 1st, 2018, completing 36 years in the military. COL Peterson is a 6th generation Colorado native. He holds a Bachelor of Science in Finance from U.N.C. and a Master of Arts in Leadership and Management from Webster University in Saint Louis, Missouri.  His military education includes R.O.T.C., where he was a Distinguished Military Graduate, Armor Officer Basic and Advanced Courses, Airborne, Combined Armed Staff School, and Command and General Staff College.

COL Peterson is married to Pam and has two sons, Jake and Josh. His hobbies include skiing, fishing, hunting, and sports shooting (trap & sporting clays).

Army Instructor – 1SG Eric E. Posey

Years as an Instructor: 13
Office: (720) – 423 – 6325
Email: eric_posey@dpsk12.org

What do you want cadets to take away or learn while being in JROTC?

” Your attitude determines your altitude.”

About 1SG (R) Eric E. Posey: First Sergeant Posey serves as the Military Science Teacher (AKA, Army Junior Reserve Officer Training Corp Instructor for Manual High School since 2007). First Sergeant Posey is a distinguished retired Army Veteran of 22 years.

Some of his awards include the Bronze Star Medal and the Drill Sergeant Badge. His Education includes an Associate of Arts degree from Central Texas College, a Bachelor of Science and a Master of Education degree from State University of New York. First Sergeant Posey is a member of the Salute Veteran National Honor Society.

Under his dynamic leadership, our JROTC program has been recognized as a Gold Star Program, Honor unit with distinction which is the highest recognition that a JROTC program can achieve.

First Sergeant Posey was a recipient of “The Stellar Performer of the Year award (Salute to Excellence in Education)” in March 2017 because of his excellent work inside and outside of the classroom.

Among his many distinctions, he is the proud husband of the lovely Mrs. Pamela Posey for 32 plus years, a Father, Coach, Teacher, Counselor, Preacher, and Mentor. He enjoys reading, writing and listening to music. His dedication to our school, all students, community, and commitment to bridging the gap between families and community engagement is evident by the work he does as our Army JROTC Instructor.


Battalion Staff  Members

The Battalion Staff is in charge of maintaining and organizing updates, events, and the materials of the 5th Battalion and its cadets.

Battalion Commander

 Martina Chavez BC:
Contact: 711757@dpsk12.org

Hello, my name is Martina Chavez and i am the 2nd lieutenant executive officer (XO) of the 5th battalion, and welcome to my bio. I am a freshman at Manual High School and this is my first year in JROTC and also my first year being on staff. I joined this JROTC program because it is a good experience and also this JROTC program is making me a different person, meaning I have more respect also I gained so much confidence in myself. I like this program because it’s mostly about teamwork not only that, but how others make you feel welcome. My hobbies outside of high school is playing soccer, drawing and just being with the family. The colleges I want to attend to is Concorde Career College to focus only being Surgical Technology or Respiratory Therapy the other college I want to attend to is Colorado University to either play soccer or being a artist.



Victoria Torres XO:
: 713617@dpsk12.net

Hello, my name is Victoria Torres, I am 16 years old and I am in the 11th grade, I am the XO for the 5th Battalion; I joined JROTC because I thought it would be a good experience, and JROTC has been, I have met and made new friends with amazing people because of JROTC.  Outside of school I like to take care of my horse. After school I plan on going to college for 4 years after either join the Air Force or do something in criminal law. Dream big or go home.

Ariana Riviera S-1:

Hello, my name is Ariana Rivera, the S-1 from the 5th Battalion. I joined the JROTC becasue I was welcomed from such a young age since my oldest brother had a great experience in this class. I have so far been taught leadership, reliability, professionalism, and components needed within my life.  Beyond the walls of school, I am usually with my family doing what makes us happy. After high school, I plan on attending college to become a psychologist.


Taylon Scaggs/Tank S-2:
Contact: 667564@dpsk12.net

Hello, I am S-2 in JROTC. The reason that I’m in JROTC is because it is a good program. It is like a second family and it helped me improve skills I will need for the future. Outside of school I like to cook and hang out with family and play video games and I am in Boy Scouts.  After high school I will work in the culinary field and go to Johnson and Wales or Emily Griffith. If that doesn’t work I will go into the Army and become a chef and then eventually I will open my own restaurant. If that doesn’t work then I will go to Police Academy and try to become a Police Officer.


Serenity Soutthivong S-3:
Contact: 860167@dpsk12.net

Hi! My name is Serenity Soutthivong, I’m the Operations Officer (S-3), and the Captain in the 5th Battalion. I’m a Junior here at Manual High School and this si my third year of being on staff. Outside of JROTC, I’m a cheerleader, part of our performing arts program. I am a mentor for our feeder middle school with STARS mentoring. I am also a MHS ambassador, a part of FACES (a medical program that gives urban youth an opportunity to experience what it’s like to work in a hospital and in the medical field) I keep a 4.2 GPA. JROTC has given me the opportunity to be in a leadership position, and I feel like I’ve managed to handle it pretty well considering.  I take pride in what I do in this program and everyone in it. After high school, I’d like to pursue a secondary education that will lead me into the medical field.  I’d like to be an OB/GYN.

Eveli Coronado S-4:
Contact: 684543@dpsk12.net

Hi, my name is Evili Coronado, the S-4 of the 5th Battalion and I am in the 10th grade. I joined JROTC because I had a friend who was already in the class and I wanted to have the experience.  Outside of school, I enjoy spending time with my family.  After high school, I plan to go to ta four-year college.

Diana Marquez S-5:
Contact: 869951@dpsk12.net


Mario Gonzalez S-6
Contact: 686752@dpsk12.net

Hello, I am cadet Mario Gonzalez, I am the S-6 in JROTC and the reason I joined JROTC was to meet new people and because my sister was in it, she was successful in JROTC. Outside of school I play football, listen to music, and hangout with my friends and family, because those are the things that make me happy in my life.  After high school I would like to go to college and work in computer science and play football, and if those things do not work out, I might join the Army.