Miles’ law enforcement assignments have included dispatching, 911 center supervisor and manager, patrol duties as a deputy sheriff and police officer, serving as a public information officer and webmaster, evidence custodian, intoxilyzer instructor, supervisor of a school resource officer program, law enforcement basic school coordinator, founding member of the honor guard, and tactical team medic.

Miles retired from field duties in 2016, but he returned as a part time employee in 2017. He serves currently as a supervisor, field trainer, and instructor with a Virginia law enforcement agency. 

Miles has instructed and served as an expert witness on various emergency services topics across the U.S. since 1990. He resides in Richmond, Virginia.