Home - Substitute Teacher Service, Inc.

Teachers & Para-professionals

Find out how you can join our staff as a substitute teacher or substitute para-professional! One interview can put you in touch with all of the school districts we service!

Become a Sub

School Districts

Find out how STS can help you reduce overhead costs, save time managing your substitute needs, recruiting, and interviewing.

Find Out How

Since contracting Substitute Teacher Service to supplement our AESOP, operations have improved from good to great.”

Vance Varner

Superintendent, Mifflin County School District

We renewed our contract with Substitute Teacher Service based on their ongoing superior services, resources and overall value. STS is flexible, working diligently with us to fill our vacancies and resolves issues.”

Sharon Standish

Director of Human Resources , Downingtown School District

The Sub Service is Hiring Near You

Teachers & Para-professionals

School Districts

Since contracting Substitute Teacher Service to supplement our AESOP, operations have improved from good to great.”

We renewed our contract with Substitute Teacher Service based on their ongoing superior services, resources and overall value. STS is flexible, working diligently with us to fill our vacancies and resolves issues.”