>> if i were only running the machine, it wouldn't be a very satisfying job. if i were only programming, it wouldn't be a very satisfying job. but when i get to do both, i couldn't make myself do anything different. >> in the assembly line method, you might have a single person who does single tasks all day long and that's all they do. it's repetitive, doesn't tax the mind, it's simple work. what you're seeing is the world has changed. >> reporter: adex received 100 resumes for every job it filled last year. even so, sean and jason had a hard time finding qualified applicants. >> it's like a minny mba to be the high-tech worker on today's factory floor. >> reporter: it pays from $50,000 to as much as $80,000 a year, depending on experience and job training. unlike in an assembly line factory, the employees say they feel empowered. >> it's hands-on.