If you are thinking of hiring a CCIE you need to know the engineer holds a valid CCIE certification. To verify CCIE status you just need to know the engineers first and last name and their CCIE number.
Then you will need a valid cco login and then go here
Enter the information and the Cisco website will validate if the said engineer holds a valid CCIE certification.
It is very simple to check CCIE status of any engineer before hiring.