[6][7] Ron Clark was commissioned as a second lieutenant of Infantry upon graduation from the United States Military Academy at West Point in 1988.

Clark was Commander of 1st Battalion, 506th Infantry Regiment, 101st Airborne Division (Air Assault) both at Fort Campbell, Kentucky and in Iraq in support of Operation Iraqi Freedom.

He followed that by serving as Deputy Commanding General – Support, 82nd Airborne Division at Fort Bragg, North Carolina and in Iraq during Operation Inherent Resolve.

He followed this with a Master of Military Art and Science degree at the United States Army Command and General Staff College.

[15] Also in 2006, Clark was featured in a video titled "Band of Brothers" about the deployment of the 1st Battalion, 506th Infantry Regiment, 101st Airborne Division (Air Assault) in Ramadi, Iraq.

[18] On 31 July 2020, Duke University Professor David Schanzer joined Major General Clark in a conversation about race, diversity, and inclusion in the U.S.