https://www.amazon.com/Space-Carrier...s%2C214&sr=8-2
This is one of the most fighter-centric pieces of military SF in recent years and it appears to be free is you have Amazon Prime.
In older stuff, Heinlein actually went to Annapolis in the 1920s. His most military book was probably Space Cadet.
https://www.amazon.com/Space-Cadet-R...s%2C210&sr=8-1
Not free and not actually very fighter-centric.