Sergeant Major Massi enlisted in December 1988 and graduated from Marine Corps Recruit Depot Parris Island, SC in March 1989. After graduation, Private Massi reported to the Marine Corps Artillery Detachment at Fort Sill, OK where he was the Honor Graduate of his class and obtained the primary MOS of Marine Artillery Fire Directional Controlman. Following Fort Sill, Private First Class Massi reported for duty in May 1989 with Alpha Battery, 1st Battalion, 11th Marines at Camp Pendleton, CA.
Upon being promoted to Lance Corporal in January 1990, he was re-assigned to Headquarters Battery, 1st Battalion, 11th Marines for duty in the Operations Section. From December 1990 thru April 1991 Lance Corporal Massi deployed to South West Asia and participated in combat operations during Operations Desert Shield and Desert Storm.
Meritoriously promoted to the rank of Corporal in June 1991, Corporal Massi received orders in November 1991 to Headquarters Battery, 12th Marines, Okinawa, Japan for duty as a Surveyman. Corporal Massi was promoted to the rank of Sergeant in November 1992 and soon after released from Active Duty at the conclusion of his 4 year enlistment.
In March 1995 Sergeant Massi returned to Active Duty and was assigned to Headquarters Battery, 12th Marines, Okinawa, Japan for duty as Target Processing Chief. After completing his one year tour on Okinawa in May 1996, Sergeant Massi received orders and reported to Romeo Battery, 5th Battalion, 11th Marines, Camp Pendleton, CA for duty as Assistant Battery Operations Chief. During this tour, Sergeant Massi deployed with the 11th MEU, from February 1998 to August 1998, participating in Operation Desert Thunder in Kuwait and Operation Safe Departure in Eritrea, Africa.
Sergeant Massi was promoted to the rank of Staff Sergeant in April 1998 and received orders in September 1998 to Alpha Battery, 1st Battalion, 11th Marines, for duty as Battery Operations Chief. From August 2000 to February 2001, Staff Sergeant Massi deployed with the 13th MEU, participating in Humanitarian Relief Operations in East Timor, and in Operation Determined Response in connection with the attack on the USS Cole off the coast of Yemen.
In May 2001, Staff Sergeant Massi was promoted to the rank of Gunnery Sergeant, reporting for duty as a student Detachment Commander, Marine Security Guard (MSG) Battalion, Quantico, VA during July 2001. Upon graduation in September 2001, he received orders to the MSG Detachment, American Embassy, Minsk, Belarus for duty as the Detachment Commander. After completing his tour in Minsk in March 2003, Gunnery Sergeant Massi received orders and served subsequent tours at American Embassies Abidjan, Cote d’Ivoire and Algiers, Algeria as Detachment Commander.
After completing his tour in Algiers during March 2005, Gunnery Sergeant Massi was promoted to the rank of First Sergeant. In April 2005, he reported to Echo Battery, 2nd Battalion, 11th Marines, Camp Pendleton, CA for duty as Battery First Sergeant. From September 2005 to April 2006, First Sergeant Massi deployed to Iraq and participated in combat operations in support of Operation Iraqi Freedom, subsequently deploying with Echo Battery as a component of the Battalion Landing Team for the 31st MEU, Okinawa, Japan, from January 2007 to January 2008. In March 2008, First Sergeant Massi received orders to Headquarters Battery, 11th Marine Regiment, Camp Pendleton, CA for duty as Battery First Sergeant.
In March 2009, Sergeant Major Massi was promoted to his current rank and reported for duty as the first Squadron Sergeant Major for Marine Light Attack Helicopter Squadron 469, Marine Aircraft Group 39, Camp Pendleton, CA and deployed to Afghanistan in support of Operation Enduring Freedom (OEF) from May 2012 to November 2012.
Following his deployment to OEF, Sergeant Major Massi received orders to Marine Corps Air Station Iwakuni, Japan and reported for duty as Station Sergeant Major in July 2013.
Sergeant Major Massi’s personal awards include the Bronze Star, Meritorious Service Medal with one Gold Star, Air Medal with Strike Flight Numeral 2, Navy and Marine Corps Commendation Medal with one Gold Star, Combat Action Ribbon with one Gold Star and Combat Air Crew Wings with three Gold Stars.