Navigate to 'Administration' > 'Setup' > 'Employees'.
Double-click to open the 'Employee' you wish to make into a 'Production Operator'.
Here is how to Setup Employees.
Under 'Company Details' check the box labelled 'Production Operator'. Click 'Save' to confirm your changes to the 'Employee'.
You can now navigate to 'Production' > 'Maintenance' > 'Production Operators'
Here you will find a list view of all 'Employees' that have been marked as a 'Production Operator'.