Welcome to the SCUC ISD Substitute Page!

  • Substitute Information

    Schertz-Cibolo-Universal City ISD has partnered with ESS to manage our substitute program. A leader in K-12 staffing, ESS is now responsible for the hiring, training, and placement of substitute teachers, aides and clerical positions.

    If you’re interested in working as a substitute for our district, please visit www.ESS.com to apply, or contact 1-800-641-0140 for more information.


    NOTE: Those interested in substituting for a teacher, aide and/or clerical position need to complete an application by accessing the ESS website at www.ESS.com.

    If you are interested in applying for a nurse, counselor or administrator, please complete the online application. You must have at least one professional reference completed and attach a copy of any supporting documents for the position you are applying. If your application is selected, you will be contacted. 


Substitute Coordinators

  •  Marion Perez, ESS Account Manager

    (210) 945-6087



    Jaqueline Alejandro, ESS Recruiter

    (210) 945-6087