Substitute Services Unit
Welcome to the substitute section of the School District of Philadelphia and thank you for your interest in becoming a School District of Philadelphia Substitute.
Here you will find information on how to become a Substitute Teacher and view the Substitute Teacher Job description.

How do I become a School District of Philadelphia Substitute Teacher?
Step 1. Document Completion
In order to further your application for Substitute Teacher you need to possess and complete various documents.
What documents do I need?
Step 2. Substitute Teacher Training Program
The Substitute Teacher Training Program is an online Substitute Assessment program. The cost of this program is $39.95 plus shipping, payable online by credit card, check or money order. The test may only be taken over the Internet. You will need to successfully complete this program and obtain a passing score of at least 85 to become a School District of Philadelphia Substitute Teacher.
Find out more information about the Substitute Teacher Training Program. If you possess a Pennsylvania Teaching Certificate, you are exempt from taking the Substitute Teacher Training Program. Completion of this program does not guarantee placement as a substitute teacher.
Step 3. Employment Processing
Once you have completed step 1 and 2 you will need to contact the Substitute Services Unit (215-400-SUBS) for a processing appointment. Processing sessions take place once a month.
Please bring all original completed documents to the processing session. If you fail to submit all your documents you will be invited to return to the next processing session.
Step 4. Orientation
At the completion of the employment processing you will be invited to an *Orientation session ONLY if you have all of the required items at the time of employment processing.
Upon successful completion of the Orientation you will gain access to the AESOP system, the School District of Philadelphia's automated substitute placement system.
View our Substitute Teacher Job description and other substitute positions.
*SDP retired teachers and current SDP student teachers may be exempt. Please contact the Substitute Services Unit (SSU) Help Desk Monday through Friday, 8:30 am to 4:30 pm at 215- 400-SUBS (215-400-7827) or SSUHELPDESK@philasd.org for more information.