People and information are two of the most valuable things inside data centers. Libby Davis helps protect both.Libby manages security at Google's data centers in Iowa. She runs a large team that monitors every movement inside the facilities – from the outer walls, to the inner sanctum where the servers sit. Libby melded her background in law enforcement, engineering, and organizational psychology to secure one of Google’s largest pieces of computing infrastructure: a data center. Learn more about building your career at a data center.