Colonel Del Palazzo was commissioned in the Marine Corps in May 1998 after graduating from Salisbury State University. Upon graduation from the Basic School, 2d Lieutenant Del Palazzo proceeded to the basic tank officer course and was assigned to the 1st tank battalion in 29 Palms. While at 1st tank battalion, Lieutenant Del Palazzo served as a tank platoon commander, company executive officer and scout platoon commander. In May of 2002, Lieutenant Del Palazzo reported to Marine Corps Systems Command's Program Manager for Training Systems in Orlando, Florida to serve as a combat vehicle training systems officer. In April 2004, Captain Del Palazzo volunteered as an individual augment for a newly-formed Iraqi security forces advisor unit. From April to December of 2004, Captain Del Palazzo conducted operations with the 1st Iraqi Intervention Force as a combat advisor. After returning from Iraq, Captain Del Palazzo attended Expeditionary Warfare School and was again assigned to 1st tank battalion. While there, from 2006 through 2009, he twice served as battalion operations officer and deployed to Iraq as company commander from October 2007 through May 2008. Major Del Palazzo transitioned to the reserve component in 2009 and served as 4th Light Armored Reconnaissance Maintenance Management Officer while the battalion was deployed. In 2010, Major Del Palazzo volunteered again as an individual augment and was assigned as an Afghan army advisor with 3d Battalion 1st Marines in Helmand Province. Upon returning from Afghanistan, Major Del Palazzo served as I MEF's Advisor Training Cell training officer, teaching Marines advisor skills. In 2011, Major Del Palazzo volunteered to lead a reserve security cooperation team in the US Southern Command area of operations. While serving as a team leader, he participated in joint/combined training with forces in Peru, Panama, El Salvador, Honduras, and Nicaragua. After completing his temporary active duty time with Marine Forces South, he joined Marine Forces Cyberspace Command and worked as their reserve support officer in the operations and intelligence sections. After completing resident professional military education at the National Defense University's Eisenhower School in 2017, LtCol Del Palazzo served as the Joint Staff J2, Joint Reserve Intelligence Support Element operations officer in 2018. LtCol Del Palazzo assumed command of 4th Air/Naval Gunfire Liaison Company in West Palm Beach, Florida and served there from 2019 through 2021. After joining Marine Corps Advisor Company-Alpha in Washington, DC, he was promoted to Colonel in 2022 where he served as a team leader. He assumed command of MCAC-A in August 2024. Colonel Del Palazzo has worked as a national defense and intelligence community professional, and now works as a private sector portfolio manager, where he oversees a number of US government modernization programs.