Shouldn't need a lawyer, but I am not a lawyer and recommend that you retain one:
Here is what I could find:
Following is from Act 114 of 2006, as amended.
24 PS 1-111 AS AMENDED (partial)
(e) No person subject to this act shall be employed in a public or private school, intermediate unit or area vocational-technical school where the report of criminal history record information indicates the applicant has been convicted, within five (5) years immediately preceding the date of the report, of any of the following offenses:
(1) An offense under one or more of the following provisions of Title 18 of the Pennsylvania Consolidated Statutes:
Chapter 25 (relating to criminal homicide).
Section 2702 (relating to aggravated assault).
Former section 2709(b) (relating to stalking).
Section 2709.1 (relating to stalking).
Section 2901 (relating to kidnapping).
Section 2902 (relating to unlawful restraint).
Section 3121 (relating to rape).
Section 3122.1 (relating to statutory sexual assault).
Section 3123 (relating to involuntary deviate sexual intercourse).
Section 3124.1 (relating to sexual assault).
Section 3125 (relating to aggravated indecent assault).
Section 3126 (relating to indecent assault).
Section 3127 (relating to indecent exposure).
Section 4302 (relating to incest).
Section 4303 (relating to concealing death of child).
Section 4304 (relating to endangering welfare of children).
Section 4305 (relating to dealing in infant children).
A felony offense under section 5902(b) (relating to prostitution and related offenses).
Section 5903(c) or (d) (relating to obscene and other sexual materials and performances).
Section 6301 (relating to corruption of minors).
Section 6312 (relating to sexual abuse of children).
(2) An offense designated as a felony under the act of April 14, 1972 (P.L. 233, No. 64), known as "The Controlled Substance, Drug, Device and Cosmetic Act."
(3) An out-of-State or Federal offense similar in nature to those crimes listed in clauses (1) and (2).
I think you are good to go, but I would make sure with a lawyer if you have questions.
Mark