Here is the full list of all 16 Strike Suit Infinity achievements.
Destroy a carrier
Max out pilot upgrades
Max out all fighter craft for a round
Fly alone for 4 rounds
Destroy a cruiser
Destroy a shuttle
Don’t let any shuttles escape for 5 rounds
Don’t let any capital ships escape for 10 rounds
Destroy a frigate
Achieve a multiplier of x9
Destroy 7 enemies with the Strike Suits circus missiles in one barrage!
Max out all reinforcement options
Complete an entire round without shooting
Have 50,000 or more reinforcement credits in the bank
Unlock every single weapon, missile and player upgrade
Complete 3 rounds in a row without switching into Strike mode