LtCol Lynch graduated from Plymouth State University in April 2003 and was commissioned a Second Lieutenant in the United States Marine Corps in December 2003. After completing The Basic School and Armor Officer Basic Course, Second Lieutenant Lynch served as a Tank Platoon Commander with 2d Tank Battalion 2nd Marine Division in Camp Lejeune, North Carolina, from 2005 to 2008. During that time, he deployed with Charlie Co, 2d Tank Battalion to Fallujah, Iraq as a Tank Platoon Commander from October 2006 to April 2007. Following the deployment, First Lieutenant Lynch assumed the duties as the MEU Tank Platoon Commander in support of 1st Battalion, 6th Marines, 24th Marine Expeditionary Unit from 2007 to 2008. During that time, the 24th MEU deployed to Garmsir, Afghanistan, from March 2008 to October 2008, and First Lieutenant Lynch served as a provisional infantry/mobile assault platoon commander. He was promoted to Captain during this deployment in June 2008.

In December 2008, Captain Lynch was assigned to Marine Corps Training and Education Command, Quantico, Virginia. From 2008 to 2011, Captain Lynch served in the Ground Combat Element section as the Tank, Light Armored Reconnaissance, and Amphibious Assault Task Analyst.

In 2011, Captain Lynch transitioned to the Select Marine Corps Reserve and joined Fox Company, 4th Tank Battalion, 4th Marine Division, Camp Lejeune, North Carolina as the Executive Officer. Captain Lynch assumed command of Fox Company in 2012. He was promoted to Major in 2014 and completed his command tour at Fox Company in December 2015.

In January 2016, Major Lynch was assigned to 4th Tank Battalion, 4th Marine Division, MCAS Miramar, California as the Executive Officer and served in this position until December 2018.

During his time as the Executive Officer of 4th Tanks, Major Lynch graduated from Rollins College Crummer Graduate School of Business with a Master of Business Administration in 2017.

In January 2019, Major Lynch joined the Program Manager, Training Systems (PM TRASYS) IMA Detachment in Orlando, Florida. In April 2019, Major Lynch was placed on Active Duty Orders and served as the Director of Operations at PM TRASYS until February 2020. At that time, Major Lynch rejoined the PM TRASYS IMA detachment. He was promoted to Lieutenant Colonel in October of 2020.

Lieutenant Colonel Lynch assumed command of 4th Air Naval Gunfire Liaison Company in April 2021.

Lieutenant Colonel Lynch’s personal decorations include the Meritorious Service Medal, Navy and Marine Corps Commendation Medal (gold star in lieu of second award), Navy and Marine Corps Achievement Medal (gold star in lieu of second award, with Combat ”V”), Combat Action Ribbon (gold star in lieu of second award).