Miller served as Chief Commissioner of Victoria Police—the police force of the Australian state of Victoria—from 1977 to 1987.

[1] While Chief Commissioner, Miller introduced initiatives such as the air wing, task force policing and the Special Operations Group.

Miller also integrated women into the police force by placing them on the general seniority list, thus giving them enhanced career opportunities.

[1] Miller was the first Australian police officer to graduate from the FBI Academy and was awarded a Churchill Fellowship.

Cavaliere Ordine al Merito della Repubblica Italiana Miller attended Melbourne High School in 1940 and 1941.