Gunnery Sergeant Dugan currently serves as the Company Gunnery Sergeant for Headquarters and Service Company, 1st Battalion, 24th Marines, 25th Marine Regiment. Gunnery Sergeant Dugan is a native of Pittsburgh, PA. He enlisted in the Marine Corps Reserve and completed recruit training at Marine Corps Recruit Depot Parris Island, South Carolina. After graduating recruit training, Gunnery Sergeant Dugan attended the School of Infantry at Camp Pendleton, California where he was assigned the Military Occupational Specialty of 0311, Infantry Rifleman.
In May 2008, Lance Corporal Dugan was deployed with Echo Company, 2d Battalion, 25th Marine Regiment to Al Anbar Iraq in support of Operation Enduring Freedom and Operation Iraqi Freedom 8.2 - 9.2. During which time Lance Corporal Dugan attended Personal Security Detachment Course (PSD) at Division Schools in Camp Pendleton, CA and was assigned to 2nd Battalion 25th Marines Battalion Commander's PSD during the deployment.
In September 2009, Lance Corporal Dugan was meritoriously promoted to Corporal. Corporal Dugan was assigned to the Team Leader billet within his platoon at Echo Company, 2nd Battalion, 25th Marine Regiment. In August 2010, Corporal Dugan was sent to Mozambique, Africa in support of Operation SHARED ACCORD where he aided in theater security cooperation through training the local military. In November 2010, Corporal Dugan was
selected as the Echo Company, 2nd Battalion, and 25th Marine Regiment NCO of the Year. In April 2011, Corporal Dugan was promoted to Sergeant and assigned as Squad Leader in his platoon at Echo Company, 2nd Battalion 25th Marine Regiment. In July, Sergeant Dugan passed the 2nd Battalion 25th Marine Regiment Scout Sniper Screening and was assigned to Headquarters and Service Company, 2nd Battalion, 25th Marine Regiment at Garden City, NY in August 2011.
In June 2012, Sergeant Dugan received orders to attend Scout Sniper Basic Course at Quantico, VA. Sergeant Dugan completed the course August 2012 and received the awards for Honor Graduate, High Shooter, and High Stalker. Thereafter, Sergeant Dugan deployed with Special Purpose Marine Air Ground Task Force 13.2 to conduct theater security operations in Libya. In October 2012, Sergeant Dugan was awarded Marine of the Quarter 2012, and Marine Forces Reserve Marine of the Year 2012
In August 2013, Sergeant Dugan deployed with the Georgia Deployment Program Georgian Training Team ROTO 12 as a foreign security advisor. In June 2014, Sergeant Dugan was assigned the Chief Scout for the Scout Sniper Platoon, 2d Battalion, 25th Marine Regiment. In September 2014, Sergeant Dugan attended the 4th Marine Division Scout Sniper Course.
In November 2014, Sergeant Dugan was promoted to the rank of Staff Sergeant. In June 2015, Sergeant Dugan performed as acting Platoon Commander for the duration of the 2015 Annual Training at Fort A.P. Hill. In January 2016, Staff Sergeant Dugan deployed with Security Cooperation Team Jordan 16.2. In January 2017, Staff Sergeant Dugan was assigned as the Platoon Sergeant for the Scout Sniper Platoon, 2d Battalion, 25th Marine Regiment. In June 2017, Staff Sergeant Dugan performed as the acting Company Gunnery Sergeant for Headquarters and Service Company and the Scout Sniper Platoon Sergeant during the Integrated Training Exercise at 29 Palms. Thereafter, he was assigned as the Company Gunnery Sergeant for Headquarters and Service Company, 2d Battalion, 25th Marine Regiment.
In April 2020, Staff Sergeant Dugan was meritoriously promoted to the rank of Gunnery Sergeant and in September 2020 was transfered to 1st Battalion 24th Marines Headquarters and Service Company as the Company Gunnery Sergeant. In July 2021, Gunnery Sergeant Dugan was transfered become the Operations Chief at Weapons Company 1st Battalion 24th Marines.
In May 2023, Gunnery Sergeant Dugan was promoted to the rank of First Sergeant and assigned to his current position as the Company First Sergeant of Company L 3d Battalion 25th Marines.
Gunnery Sergeant Dugan has been awarded (1) Navy Commendation Medal, (4) Navy and Marine Corps Achievement Medals. He has a Bachelors of Science with a concentration in Accounting and a Associates in Science.