CTA Substitute Services
to start your application process!
We appreciate your interest in Multnomah Education Service District. Below is a guide to help you understand the application process and assist you in the successful completion of your application. Incomplete applications will not be accepted.
Applications must be completed using the CTA Sub Services online application process.
The application and pre-employment background questions on the application must be completed before an individual is officially considered an applicant.
Resumes and cover letters are not accepted in lieu of a completed application; therefore, you must upload them to your online application.
All application materials become the property of CTA Sub Services and will not be returned to the applicant.
You will be contacted directly by CTA Sub Services if you are invited to attend a registration session.
Portland Public School District registers their own on-call teachers. Contact them at 503-916-4000 or on the web at www.pps.k12.or.us
for more information.
Paychecks are issued by MESD on the last working day of the month. If you have a questions about your MESD paycheck, please contact Denise if your last name begins with A-K at 503-257-1799. If you last name begins with L-Z, please call Rosalyn at 503-257-1792.
If you have questions regarding rate of pay for On-Call Teachers, please call Denise or Rosalyn at the numbers listed above.