WingmanPro tracks 51 open aircraft mechanic jobs in Pennsylvania right now. Check each listing for its location, required certificates and experience before applying. Narrow it down by total time, ratings or equipment on the board.
Before you apply, ask. WingmanPro's community side is free to read with no account: aviation groups and pilot forums for type-specific and regional communities, and WingmanNetwork for what people are posting about reserve, upgrades, checkrides and who is actually hiring.