Employee role needs to inactivate upon terminaton of an employee

Summary:

May be missing automation that the employee role needs to be removed automatically from employee users upon termination and their record inactivated.

1.we need to put this automation in place so that terminated employees' users can be fully inactivated and the employee role removed.

2.we need to audit the existing records for anyone who is terminated but still has this employee role and this role needs to be removed and the user inactivated.

How to check that employee automation process to the employee role and also how to reset the automation.

Can we done via any mass upload.

Help me team.