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