Lieutenant Colonel Alexander Mora enlisted in the Marine Corps in August 1999, and attended recruit training at MCRD Parris Island, South Carolina. After graduation in November 1999, Private First Class Mora attended Marine Combat Training at Camp Geiger, North Carolina, and subsequently reported to Fort Leonardwood, Missouri where he received the Motor Vehicle Operator Military Occupational Specialty (MOS). Upon completion of MOS school in March 2000, he reported to Marine Wing Support Squadron (MWSS) 172, Marine Wing Support Group (MWSG) 17 in Okinawa Japan. In May 2001, Corporal Mora reported to Headquarters Battalion and the Marine Corps Warfighting Laboratory, Marine Corps Base Quantico Virginia.
In August 2005, Sergeant Mora reported to the Broadening Opportunity for Officer Selection and Training Program (BOOST). After completing BOOST in May 2006, Sergeant Mora reported to the College of the Holy Cross Consortium to participate in the Marine Enlisted Commission Education Program and to attend Worcester State University (WSU). Staff Sergeant Mora attended Officer Candidate School during the second increment of summer 2007. In June 2008, after graduating from WSU and receiving his commission to Second Lieutenant he reported to The Basic School and subsequently reported to Courthouse Bay, Camp Lejeune, North Carolina where he earned the Combat Engineer MOS.
His first tour of duty as an officer was MWSS 171, MWSG 17/Marine Aircraft Group 12 in Iwakuni, Japan where he served as Platoon Commander, Company Executive Officer, Company Commander and Assistant Operations Officer. During this tour, he led three Civic Action Programs where he supervised and managed the construction of schoolhouses in Indonesia, Philippines and Bangladesh. He also participated in two Humanitarian Assistance and Disaster Relief operations to include Operation Tomodachi after the March 2011 earthquake and subsequent tsunamis in Japan.
After completing his tour in Iwakuni Japan, Captain Mora reported to Expeditionary Warfare School (EWS) in Quantico, Virginia. After EWS, he reported to 1st Combat Engineer Battalion, 1st Marine Division and took command of Mobility Assault Company from June 2013 to June 2014. During this company command tour, Captain Mora deployed to Helmand Province, Afghanistan in support of Operation Enduring Freedom (OEF) 13.2-14.1. During this deployment, Captain Mora led his company as they provided over 12,000 kilometers of assured mobility to all units within Regional Command Southwest. Upon returning from OEF 13.2-14.1, Captain Mora took command of Engineer Support Company, which was responsible for providing motor transport and engineer support to units within 1st Marine Division. In April 2015, Captain Mora was selected to be the 1st Marine Division Staff Secretary where he served until May 2016. In June 2016, he reported to Washington D.C. where he served as the Secretary of the Navy's White House Liaison Officer. In July 2018, Major Mora reported to the Naval Post Graduate School in Monterey, California where he received a Masters of Science in Defense Systems Analysis. Upon completing his Masters of Science degree, Major Mora reported to Programs and Resources (P&R), Headquarters Marine Corps (HQMC), Washington D.C. After P&R, HQMC, Major Mora served as the Executive Officer, Combat Logistics Battalion - 15 where he deployed with the 15th Marine Expeditionary Unit in support of exercises in the Pacific area of operations. In July 2025, Lieutenant Colonel Alexander Mora reported to Marine Forces Command, Marine Forces North, Marine Forces Atlantic, Norfolk Virginia to serve as the Force Engineer Officer.
Lieutenant Colonel Mora's personal decorations include the Meritorious Service Medal, the Navy and Marine Corps Commendation Medal (4th Award), the Navy and Marine Corps Achievement Medal (2nd Award), the Combat Action Ribbon and the Good Conduct Medal (2nd Award). Major Mora also holds a Bachelors of Arts in History from Worcester State University and a Masters of Arts in Leadership Studies from Marshall University. He is married to the former Adela Marquez and has two children; Aleksa and Eisen.