COLUMBUS, Ohio -- Steubenville school district 's technology director has retired after being charged with evidence tampering in an investigation about whether other laws were broken in a rape case involving two athletes.

Steubenville schools IT director William Rhinaman is charged with evidence tampering, obstructing justice, obstructing official business and perjury.

The 53-year-old Mingo Junction man has pleaded not guilty.

Prosecutors haven't outlined specific allegations against him. The Steubenville Herald Star ( ) reports the school board approved the longtime employee's immediate retirement Friday.

A message seeking comment was left for his appointed attorney.

Rhinaman was indicted by a grand jury looking into other aspects of the rape case. It was convened after two Steubenville high school football players were convicted of raping a 16-year-old West Virginia girl after an August 2012 party.