I assist in the recording / editing / mixing of sound for video games and commercials.
Throughout the day I talk to video editors, producers and directors to see exactly what we need to accomplish and also try to prepare for upcoming projects. Depending on the project, I'm either pulling sound effects, recording voice overs or assisting in the overall audio mix. When everyone is working together, the stresses of meeting deadlines goes away and a day at work starts to seem more like a day with friends... thats what a great day looks like.
Here's the first step for high school students
The first step though would be to intern. Do it as soon as possible and start meeting people who can point you in the right direction. You will figure out that even in big cities, everyone knows each other and some of those people might want to help you out.
"I hear that audio is really competitive. Maybe you should try to find a safer alternative."