Sergeant Major Meltesen was born in Westfield, Wisconsin and enlisted in the Marine Corps on 10 October 1995. He attended recruit training at MCRD San Diego, CA and graduated as the Platoon Honor Man from Charlie Company, Platoon 1053 on 29 December 1995. Upon graduation, Sergeant Major Meltesen was trained at the School of Infantry, Camp Pendleton, CA and he received the MOS 0352 Anti-Tank Assault man.
Following the School of Infantry, Sergeant Major Meltesen reported to Weapons Company 3rd Battalion 7th Marines 1st Marine Division, 29 Palms, CA. In February 1997, he deployed on a UDP to Okinawa, Japan and was able to conduct numerous training exercises throughout the area of Thailand, Fuji, and Australia. Sergeant Major Meltesen also held the distinct honor of the Organizational Color Sergeant for 3rd Battalion 7th Marines.
In October 2000, Sergeant Major Meltesen received orders to MCRD San Diego, CA for duty as a Drill Instructor. Upon completion of Class 1-01, Sergeant Major Meltesen was assigned to Kilo Company, 3rd Recruit Training Battalion where he served as a Drill Instructor and Senior Drill Instructor, and was meritoriously promoted to the rank of Staff Sergeant in July 2002.
In January 2004, Sergeant Major Meltesen reported to 1st Battalion, 3rd Marines 3rd Marine Division, in Kaneohe Bay, Hawaii, where he served as a Platoon Sergeant. He deployed to Iraq to take part in the Battle of Fallujah “Al Fajr” and upon returning back to Hawaii, Sergeant Major Meltesen was reassigned as a Platoon Sergeant for V1/3, Weapons Company CAAT. Sergeant Major Meltesen was “hand selected” to be the Personal Security Detachment Staff Noncommissioned Officer in Charge (PSD-SNCOIC) for the Battalion Commanding Officer on the deployment to Afghanistan, Operation Enduring Freedom VI/VII, and “Operation Mountain Lion”. In April 2006, he was promoted to the rank of Gunnery Sergeant.
In August 2006, Sergeant Major Meltesen reported to MARFORPAC Camp Smith, Hawaii where he was assigned to the G-3 as the Training Chief.
In October 2007, Sergeant Major Meltesen reported to England on a Personal Exchange Program with the Royal Marine Commandos. Sergeant Major Meltesen trained two recruit troops, consisting of thirty-two weeks of arduous training before earning their right to be called Royal Marine Commandos. In December 2008, he was selected to First Sergeant.
In May 2009, Sergeant Major Meltesen reported to 3rd Combat Engineer Battalion 29 Palms, CA where he served as the Company First Sergeant for Support Company and later was reassigned to Alpha Company. During this tour, Sergeant Major Meltesen completed two combat deployments to Afghanistan.
In June 2012, Sergeant Major Meltesen reported to the United States Army Sergeants Major Academy, Class 63. In addition to being a Distinguished Graduate, Sergeant Major Meltesen finished his Associates Degree in Applied Science.
In July 2013, Sergeant Major Meltesen reported to 3rd Amphibious Assault Battalion, 29 Palms, CA. There he served as the Company 1stSgt for Delta Company.
In December 2014, Sergeant Major Meltesen was appointed to his current rank and reported to Combat Logistics Battalion-7 29 Palms, CA as the Battalion Sergeant Major. There Sergeant Major Meltesen deployed on the SPMAGTF CR-CC 16.2B/17.1 as the LCE Sergeant Major.
In June 2017 Sergeant Major Meltesen reported to 1st Light Armored Reconnaissance Battalion, Camp Pendleton, CA where he served as the 1st LAR Highlander Sergeant Major. Conducted Task Force Highlander (Border Mission) from Feb-May 2019.
In August 2019 Sergeant Major Meltesen reported to 3d Marine Regiment, Marine Corps Base Hawaii, Kaneohe Bay where he served as the Regimental Sergeant Major for 3rd Marine Regiment. He was the last 3d Regimental Sergeant Major before they were re-designated as 3d Marine Littoral Regiment (3D MLR).
In September 2021 Sergeant Major Meltesen reported to 3d Marine Logistic Group, Camp Kinser, Okinawa, Japan where he currently serves as the 3D MLG Sergeant Major.
Sergeant Major Meltesen's personal awards include the Meritorious Service Medal with gold two stars in lieu of third award, Marine Corps Commendation Medal with two gold stars in lieu of third award, Navy Marine Corps Achievement Medal, and the Combat Action Ribbon with gold star in lieu of second award.