Dwight joined the United States Marine Corps in November 1979. He completed recruit training in December '79 and then went on to Marine Combat Training at San Onofre, Camp Pendleton, CA. After that, he was stationed at Naval Weapons Station, Adak, Alaska, serving as the Weapons Custodian in the Headquarters Unit. Dwight also attended training in Anchorage, Alaska, and was later assigned to Weapons Company 2nd BN 6th Marines at Camp Lejeune. He became a Drill Instructor after being deployed to Beirut 82'-83' and completed the "Small Arms Weapons Instructors Course" at Quantico, VA. In 1997, Dwight became a "Marine Gunner" and served as the Battalion Gunner for 2nd BN 5th Marines at Camp Pendleton, CA. He then took on the role of Company Executive Officer at the "Advanced Infantry Training Company" in Camp Pendleton, CA, overseeing various training courses. Dwight is also an NRA certified Range Safety Officer and a Primary Instructor for the North Carolina Concealed Carry Handgun Course.