First Lieutenant Raymond Anton Parker was commissioned an Infantry Officer upon graduation from Infantry Officer Candidate School Class 22-69 at Fort Benning, Georgia on 11 July, 1969. His first duty assignment was Platoon Leader, Company B, 3rd Battalion, 505th Infantry Regiment, 82nd Airborne Division, Fort Bragg, North Carolina.

His subsequent duty assignments include: Reconnaissance Platoon Leader, Headquarters and Headquarters Company, 1st Battalion, 505th Infantry Regiment, 82nd Airborne Division, Fort Bragg, North Carolina; Combat Platoon Leader, Company D, 3rd Battalion, 7th Infantry Regiment, 199th Infantry Brigade, Vietnam; Assistant G-2, Counterinsurgency, Headquarters and Headquarters Company, 25th Infantry Division, Vietnam; and Assistant S-2, Counterinsurgency, 2nd Brigade, 25th Infantry Division, Vietnam. His last duty assignment was served in the United States Army Reserve, Operational Analysis Branch, California.

His military education consists of: Leadership Preparation Course Class, Airborne School, Ranger School, and Jungle Operations Course.

His military awards include: Silver Star, Bronze Star Medal (2nd Award), Vietnam Service Medal (2nd Award), Republic of Vietnam Campaign Military Medal, Vietnam Gallantry Cross with Palm Military Medal, Army Overseas Service Medal (3rd Award), Republic of Vietnam Civil Actions Honor Medal Unit Citation First Class.

First Lieutenant Parker was elected Commander of Disabled American Veterans Chapter 86 for Flagler County, Florida in 2015. He earned Special Congressional Recognition and Department of Veterans Affairs Commendation during a veteran lifesaving incident. As a member of the Military Officers Association of America, Disabled American Veterans, American Legion, and Officer Candidate School Association, he has made significant contributions to veterans and their families.