From 1992 to 1996 Brier worked as a Business editor, regional editor, business reporter at Yakima Herald-Republic. In 1996-1997 he served as a Seattle/King County Reporter at Tacoma News Tribune. In 1998 John joined The Seattle Times as a Metro reporter. Later, he worked as a Microsoft reporter and Technology columnist there. From 2015 and until now, John has been an Editorial writer and Opinion columnist at The Seattle Times.