Create Citrix CVAD admin from local account

Import-Module -Name Citrix.DelegatedAdmin.Commands ## or for older CVAD Add-PSSnapin Citrix.DelegatedAdmin.*

## -adminaddress is not required when running on a delivery controller

if( $newadmin = New-AdminAdministrator  -Name "nt authority\system" -AdminAddress yourdeliverycontroller )
{
    Add-AdminRight -Administrator $newadmin.Name -Role "Read Only Administrator" -Scope "All" -AdminAddress yourdeliverycontroller
}