Sydney Gallegos (b. 1997), of Fort Smith, Arkansas, served in the United States Marine Corps as an avionics technician and a Reconfigurable Transportable Consolidated Automated Support System (RTCASS) technician from 2015-2021. Sydney Gallegos was born 25 March 1997 in Fort Smith, Arkansas. She went to Northside High School and graduated in 2014 and then enlisted in the U.S. Marine Corps. She spent eight months working out to meet weight requirements and then went to bootcamp on 2 March 2015 at Parris Island in South Carolina. After basic training she want to two advanced training schools, A School for Naval Aviation technical training at the Naval Air Station in Pensacola, Florida and B School at Naval Air Station Oceana, Virgina for specific training as a Reconfigurable Transportable Consolidated Automated Support System (RTCASS) avionics technician. Gallegos first duty station was in Japan at the Marine Corps Air Station Iwakuni from 2016-2018. While she was there, she earned a Collateral Duty Inspector qualification. From 2018-2021, Gallegos was stationed at Marine Corps Air Station in San Diego, California where she worked at a work center called 610/64 Charlie. Gallegos ended up extending her five-year enlistment for an extra year and left the military in August 2021 and enrolled at the University of North Carolina Greensboro (UNCG) as an international business major.