Employees can be added or removed from a department through the Employee Profile and through the Department Employees sections.
The employee profile section is best for adding or removing a single employee from multiple departments.
Select the Users link from the top navigation bar.
Click the name of the employee you'd like to add to or remove from a department.
Select the Departments tab.
Add the employee to a department by clicking the appropriate green Add button.
Remove the employee from a department by clicking the appropriate red Remove button.