Hello there,  JThouron. 

Welcome to the QuickBooks family! Thanks for reaching out for support here in the Community. I'd be glad to show you how to reimburse an employee in QuickBooks Online. This can be done in just a few steps.

QuickBooks Online Payroll and QuickBooks Online Payroll Full Service

1. Select Workers from the left menu, then select Employees.
2. Select the employee's name.
3. Select edit (pencil) icon beside Pay.
4. Under How much do you pay, select Add additional pay types.
5. Select Even more ways to pay... drop-down, then select Reimbursement.
   • You may enter a recurring amount in the box, or add it when you run payroll.
   • You can also rename this pay type by selecting the pencil icon beside Reimbursement.
   • If you want to set up multiple reimbursement pay types, just select Add Reimbursement type, then enter a reimbursement name and amount.
6. Select Done.

Once reimbursement is added, you can also assign this to another employee.  After assigning the reimbursement to the employee, check your accounting preference to ensure it is posted in the correct accounts for exporting purposes.

You can check out this article for more details: Create a reimbursement pay type in Online Payroll. 

For additional reference about the payroll settings, you can also check the articles below:

• Payroll accounting preferences

• Set up Payroll account preferences

 Let me know if you have any other questions about reimbursement. I'll be happy to help you out.