Here is the full list of all 31 Mech Mechanic Simulator achievements.
Successfully finish 10 "Illegal" missions with 4 threats.
Successfully finish 10 "Covert" missions with 4 threats.
Successfully finish 10 "Mining" missions with 4 threats.
Successfully finish 10 "Arena" missions with 4 threats.
Successfully finish 10 "Distress" missions with 4 threats.
Successfully finish 10 "Scavenge" missions with 4 threats.
Successfully finish each of the mission types with 4 threats.
Remove the rust from 100 parts in the De-rusting station.
Fix 100 parts in the electronics station.
Weld 100 parts in the welding station.
Buy and refurbish all mech types.
Earn more than $1,000,000.
Create 10 parts in the crafting station.
Mount each of the perks at least once.
Refurbish your first mech.
Earn the max prestige level.
Fix each mech type at least once.
Finish a job with a unique mech.
Finish a job with dynamic tasks.
Finish a software replacement job.
Finish a time-limited task in a job.
Finish a job for the Cyb3r M3chs.
Finish a job with an advanced mech.
Paint a mech.
Finish all bonus tasks in a job.
Buy your first station.
Repaint your workshop.
Buy the mechanic's license.
Clean a mech from dirt and mud.
Successfully finish 1000 jobs.
Managed to break the economy