Madison County authorities say a Syracuse man is charged with raping a 15-year-old girl last year.

The county's Child Advocacy Center and state police say 23 -year-old Donald Eckoff has been charged with third degree rape. They say he had a sexual relationship with a 15-year-old girl last May in the town of Sullivan through his job as a personal trainer. Eckoff was arraigned in Sullivan Town Court and remanded to the Madison County jail.

Troopers say Eckoff worked as a personal trainer in Onondaga County as well. Anyone with information that pertains to Eckoff is asked to call state police in Oneida at 315-366-6049.