Question: how to recruit qyzen fess?
Answer: Speak to Qyzen Fess on Hoth.
Reach Rank 10 influence (10,000 influence) with Qyzen Fess by hunting creatures worthy of Jagannath and bring their trophies to Hoth or kill World Bosses. ... 
After you have reach rank 10 influence, scroll down to the option that requires influence level 10 to recruit him.