Classified Substitute Food Service Assistant...this is on an "as needed" basis. You must apply on line for this position. Click on this link to begin your application. Frontline Application After you have completed the on-line application, please contact Kelly Henderson at (937) 332-6015 for further information. Please do not send resumes, credentials or letters of interest via email or US Post Office. Thank you for your interest in subbing for Troy City Schools.