Take the job and learn
If you take the job, you'll be a better pilot when you walk out the door.
Not for the faint of heart. If you've been flight instructing or flying VFR, be ready to learn and fly hard.
People that left did so for better schedules or couldn't handle the schedule or work. Not a bad thing. It's can be a problem if you have family or a life.
Maintenance is as good as any freight company.