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