Colonel Roger Dimsdale was commissioned an Infantry Officer upon graduation from Officer Candidate School on 2 December 1964, class number 10-64. His first duty assignment was as TNG Officer, USAG, HLMR, Fort Ord, CA. | His subsequent duty assignments include: Tng Officer, Fort Ord, CA; Assistant S3/S2, 2nd Arm Div, Fort Hood, Texas; Company Commander S3, RVN; Company Commander, 94th OCS Company, Fort Benning, GA; Office of COFS, Pentagon, Mil Info Office; S1/S3, Fort Louis, WA; Inf Br, OPD; Bde Exec, Germany;  BN Cdr, 1st Arm, Germany;  SGS, VII Corps, VCAREUM; CBT Arms Div, MILPERCEN. | His awards and decorations include: Distinguished Service Cross, Silver Star, Legion of Merit, Bronze Star, Meritorious Service Medal w/2 Oak Leaf Cluster, Purple Heart w/1 Oak Leaf Cluster, Army Commendation Medal w/2 Oak Leaf Cluster. | Military schools attended include: Infantry Officer Advanced Course, Command and General Staff College, National War College.