Originally Posted by
RockyMtnMerlin
Agree. That was certainly not the case when I was in the Navy. You would have had to have been deep selected for every rank above O1! Not sure what's up with 14 yr O-5 (unless there is an MD or maybe DDS in there somewhere. We had a heart surgeon as the ships medical officer on the USS Coral Sea (I'm old) who had only been in the Navy for (I think) five years and was an O-5).
Direct commission officer, credit towards rank based on education. Medical Service Corps, Aerospace Physiologist...