Apprenticeship openings for electricians and welders (Chicago)

I heard of an apprenticeship with paid on-the-job training for people changing careers. It has been weighing on me all week. Classes are in the evening and work is during the day. Did anyone go through it?

You earn while you learn, but the first year is tight. Plan your budget carefully.

Bring your transcripts and any proof of work history. They asked for both in the interview.