When you turn on the faucet in the kitchen sink, you’re greeted with a cool stream of water to fill your glass. When you push the ignition on your gas stove, the burner catches flame to heat up whatever you’re making for dinner. We take these everyday conveniences for granted, but none of them would be possible without the complex network of pipelines carrying water, oil, gas and other substances beneath our homes, cities and even bodies of water. We’ll outline a pipeline welder’s job description and salary and tell you what it’ll take if you want to get into this diverse and exciting field.