US employees: 2,353
Last year's worldwide job growth: 3 percent
Most common job/Avg. salary for job: Engineer/$58,744
Ranking 79th on Fortune's list is virtual-instruments and software producer National Instruments, based in Austin, Texas. Its Massachusetts facility, located in Newton, is small with only 55 employees, but it's the perfect size for NI's self-described "culture of fun" and "sneaker management," philosophies meant to encourage open communication.