Here is the full list of all 29 Jetpack achievements.
The base game contains 28 achievements, and there is 1 DLC pack containing 1 achievements.
Welcome to JETPACK!
First Aliens encounter
First Co-op game
Level 1
Level 2
Level 3
Level 4
Level 5
Level 6
Level 7
Level 8
Level 9
Level 10
Level 11
Level 12
Level 13
Level 14
Level 15
Level 16
Level 17
Level 18
Play Oldschool Mode
Play Newschool Mode
First Jetpack Refuel
Complete all Levels on Normal
Complete all Levels on Hard
Complete all Levels on Insane
Use All Weapons
Save all Colonist on Earth