Lighty said that, based on tours at other centers, the company expects a lot of school kids, including those interested in robotics and other engineering-related fields. They also expect families and senior citizen groups who are just curious and even some people who want to see whether this kind of work is for them — positions that require little more than a high school diploma or equivalent and now all start at $15 an hour, a move quickly matched at other area warehouses that compete for labor.