Thank you for your interest in being a substitute for Henderson ISD. We value to assistance provided by quality substitutes and appreciate the professionalism they bring to the district in the absence of the full-time educator. Henderson ISD will make the substitute application available each summer and each December during the school year. To be a substitute paraprofessional or teacher, an applicant must have a high school diploma or GED. In addition, substitute teachers must have a minimum of 60 college hours. For more information, please contact the HR secretary, Jana Wylie, at 903-655-5048 or email@example.com.