The Undersheriff of Jefferson County is Robert Chartier. He was born in Topeka, Kansas and moved with his family to the Rock Creek area in 1968. He attended elementary and middle school in the Jefferson West school district and relocated with his family to a farm near Valley Falls in 1977.In 1980, he and his family moved to Alaska, where they homesteaded 80 acres. He spent nine years in Alaska before returning home to Kansas, where he could once again participate in the sport of Pheasant hunting.
Undersheriff Chartier began his career in Logan County, Kansas, where he was appointed the undersheriff of that county in 1993. The undersheriff position is similar to the chief deputy in other states. After moving back to Jefferson County in 1996, he was hired by the Jefferson County Sheriff's Office as a road deputy. In 2001, he assumed the role of heading up the Civil Process Division.
Sheriff Roy Dunnaway was the presiding sheriff during this time period, and he retired his position in 2008. The undersheriff, at that time, was Jeffrey Herrig. On April 4, 2008, Undersheriff Herrig was appointed by Governor Kathleen Sebelius as the sheriff of Jefferson County. Sheriff Herrig then appointed Sgt. Robert Chartier as his undersheriff on April 18, 2008.
The undersheriff answers to the sheriff and is responsible for the day to day operations of the Jefferson County Sheriff's Office.
Undersheriff Robert Chartier