Level 1 are basically camp counselors. Introduced to the NTS = very basic.
Level 2 A good introduction to form and many are very good.
Level 3 are coaches that have really should have the form stuff down and have been started on coaching techniques.
Level 4 Have proven their knowledge of the entire program and have certified their knowledge in person with the National Head coach - KiSic Lee.
Level 5 are the elite coaches that travel with national teams both here and abroad.
You can find more complete descriptions here:
http://www.teamusa.org/USA-Archery/Certification/Certification-Program As in all things there will be really good ones and some not so good at all levels.
All you can do is contact them and see if you and that individual are a "fit."
Arne