Conversation so far:
how long does it take to become a tech sergeant in the air force
The average Air Force wide active duty time for promotion to the rank of Technical Sergeant is 12 years.
what do technical sergeants do
Technical Sergeants are qualified to perform highly complex technical duties in addition to providing supervision. In addition, they're responsible for the career development of each subordinate under their supervision.

Question: what else
Self-contained rewrite: what else does a technical sergeant do