Almost 10 years, split between apprentice, journeyman, supervisor, project manager.

It’s an amazing job when young and you can see lots of remote beautiful locations. Very high divorce rate…

Moved to Nuclear which is similar in that small mistakes can have catastrophic consequences. Nuclear has more layers of redundancy (technical and administrative). Railway has half the people doing 1.5 times the work as it did 30 years ago - nice profits though, Things changed when Hunter Harrison gutted/streamlined. https://en.wikipedia.org/wiki/E._Hunter_Harrison