An Air Traffic Controller is a person that makes sure aircraft fly safely and efficiently, often in high-traffic areas. They use a variety of communication and radar systems to monitor the skies and direct pilots. Air Traffic Controllers must be able to think quickly and act calmly in stressful situations. They must have a well-honed sense of responsibility as any mistakes they make can have severe consequences. People enjoy being Air Traffic Controllers because it is a challenging and rewarding job. Being a part of something bigger can be an extremely gratifying feeling, and with the right training, Air Traffic Controllers can make a huge difference in the safety, efficiency, and security of the aviation system.