Overseeing the operations of corporate IT departments is the primary duty of IT Supervisors. They manage staff that upgrades and maintains a companys computer systems, including databases, mainframe systems, data communication networks and software programs. IT Supervisors also manage a team of administrators and installers when installing and implementing new systems. It is typically the responsibility of IT Supervisors to hire, train and evaluate IT staff, assign tasks and arrange project schedules. In addition, IT Supervisors perform assessments on company systems to ensure proper operations and to identify any issues that need to be addressed.