A 17 year old boy that was born in Israel but left at a young age wants to visit Israel for the first time since leaving. Does he need prior permission from the IDF (perhaps through the Israeli embassy in his country of residence) to make this trip to ensure being allowed to leave Israel without performing military service?
Since you are now of the drafting age you should probably resolve your Army status before attempting to visit Israel.
You can look at this post on Expat Exchange that seems to be specifically on point for your issue.
Since there seems to be a question about the Expat Exchange Post here are a few more: