(Wilsonville, OR)  --  Sentencing is scheduled for next month for a corrections officer who had sex with an inmate at the state's women's prison.  Edgar Mickles pleaded guilty late last week to four counts of custodial sexual misconduct.  The 51-year-old admitted to having sex with an inmate at the Coffee Creek Correctional Facility in Wilsonville two years ago.  Mickles could face up to five years behind bars.