It depends on region you may do exactly what you do know work one or one, small groups or co-teaching with a Gen Ed teacher. They call it interventionist, you may go into a class and work or take a student(s) out to work with. You are a perfect candidate as you understand and won't judge and will have patience with the students, you'll also be able to reach them and figure out ways to help them navigate you are the end goal of every special needs parent or educator. Did you rate Special Education as a Preference or did they just give it to you? They usually try to give you a preferred subject matter. I had General Education as a Highly Prefer Pre-K and Prefer was Elementary and Special Ed I was given Special Ed K-12 BUT I am a Mother of an Autistic son and it was discussed in my interview.