Master Sergeant Hauser enlisted in the United States Marine Corps Delayed Entry Program in December of 2001 and completed recruit training at Marine Corps Recruit Depot Parris Island, South Carolina in September of 2002. Following recruit training, Master Sergeant Hauser attended Marine Combat Training at Camp Geiger, North Carolina and then reported to his primary Military Occupational Specialties school at the Naval School of Music in Virginia Beach, Virginia for the Basic Music Course. Upon graduating, he was promoted to the rank of Lance Corporal.
In May of 2003, Master Sergeant Hauser reported to the 3d Marine Aircraft Wing Band, 3d Marine Aircraft Wing, Miramar, California where he served as a clarinetist and as the unit’s Transportation Non-Commissioned Officer in Charge (NCIOC). In November of 2003, he was promoted to the rank of Corporal. In February of 2004 Master Sergeant Hauser deployed in support of Operation Iraqi Freedom where he served as Corporal of the Guard for the Tactical Air Command Center. Upon returning from deployment, Master Sergeant Hauser served as the Assistant Enlisted Conductor, Public Affairs NCOIC, and attended Corporals Course. In June of 2005, he was promoted to the rank of Sergeant.
Master Sergeant Hauser deployed again in August of 2006 with 3D Low Altitude Air Defense Battalion, MWSG-37 where he served as Sergeant of the Guard. Master Sergeant Hauser reported to the Parris Island Marine Band, Parris Island, South Carolina in August of 2007 where he served as a clarinetist, Public Affairs NCOIC, and Assistant Enlisted Conductor. He was promoted to the Rank of Staff Sergeant in July of 2008 and assumed the duties of Acting Enlisted Conductor. Master Sergeant Hauser was the unit’s representative for Staff Non-Commissioned Officer in Charge (SNCO) Musician of the year for 2008 and 2009 and was selected to attend the Unit Leader Course at the Naval School of Music in 2009.
In December of 2010, Master Sergeant Hauser reported to the Naval School of Music to attend the Unit Leader Course. Upon graduating the course in August of 2011, he was selected to stay on staff of the Marine Detachment at the School of Music. Master Sergeant Hauser served as a Basic Academics Instructor, Rehearsal Division Instructor, and the Equal Opportunity Representative for the Marine Detachment. He also attended the Career course and the Equal Opportunity Representative Course. He was promoted to the rank of Gunnery Sergeant in September of 2014 and attended the Senior Musician Course where he was awarded the BMOS of 5519, Enlisted Conductor.
Master Sergeant Hauser reported to the Marine Forces Reserve Band, Marine Forces Reserve, New Orleans, Louisiana in May of 2015 where he served as the Enlisted Conductor. While stationed in New Orleans, Master Sergeant Hauser planned and oversaw the band’s concert tour in support of the Centennial of the Marine Forces Reserve. The tour spanned numerous cities including New York, Boston, and San Juan, Puerto Rico. In 2017 Master started serving as the Bandmaster of the unit, he also attended the Advanced Course in 2018, and the Basic Recruiter Course in 2019. In March of 2019 Master Sergeant Hauser reported to the 4th Marine Corps District for assignment as the Musical Technician Assistant.
In April of 2019 he attended the Audition Training Course at the Naval School of Music. Master Sergeant Hauser oversees every MEAP accession for the 4th Marine Corps District as well as presenting in high schools, colleges, and universities across the District. Master Sergeant Hauser was promoted to the Rank of Master Sergeant in January of 2021.
Master Sergeant Hauser’s awards include the Navy and Marine Corps Commendation Medal (gold star in lieu of third award), the Navy and Marine Corps Achievement Medal, and several Letters of Appreciation, Meritorious Masts, and Certificates of Commendation.