People who work in the information technology field are responsible for managing information systems, security and access. Skills and techniques used within information technology are systems maintenance, requirements analysis, network management, data management and application management.
In a leadership position someone is responsible for a group of people, typically an organizational unit or the entire organization, depending on the size of the organization. Leaders are responsible and accountable for overseeing and guiding strategic activities, programs and managers who report to them. Just a few people in an organization are typically in a leadership role.