Cisco's top exec and Amazon's Andy Jassy share the same hiring red flag, and it's something that can't be taught

(Credit: Courtesy of FleishmanHillard)

• Amazon CEO Andy Jassy says a good attitude and enthusiasm are key to success, especially in your twenties—and Cisco’s U.K. chief exec agrees.

It’s not what you know, or even who you know. According to Cisco’s new U.K. chief, your next promotion might hinge on your attitude.