If you want to define service mapping against employees and not job roles, you can do so on this window.
At the organization level, click the Admin icon.
Navigate to Resources > Services.
Click Add for a new service or click an existing service from the list to edit its details.
Enter General Details and click Next.
The Pricing Information section opens.
Enter Pricing Information and click Next.
The Products section opens.
Select Products and click Next.
The Resources section opens.
Select the checkbox next to the employees who can perform this service.
Note: If checkbox for an employee is already selected and disabled, it means that the employee is already configured to perform all services in the category of this service.
Click Next to go to the Custom section. Read: Select Custom Fields