CARIBOU, Maine (NEWS CENTER) -- A substitute teacher working with RSU #39 charged with gross sexual assault has been indicted on additional sex charges by the Aroostook County Grand Jury.

According to the Aroostook County District Attorney's Office, 22-year-old Colby Conroy of Woodland was indicted on 2 counts of gross sexual assault, unlawful sexual touching, 3 counts of unlawful sexual contact and sexual abuse of a minor

Conroy's actions came to light after a complaint of a possible sexual relationship with a student, who was 15 years old, according to the Caribou Police Department.

After investigating, police arrested Conroy and he was taken to the Aroostook County Jail, arraigned by a judge and released on $600 bail.

Conroy remains out on bail pending his trial.