Australian Tax/ Payroll/BAS/ PAYG expert

Looking for an Australian Tax/ Payroll/ BAS/ Payg filing expert to collaborate and sub-contract work to. Should be Australia based and understand that the engagement would evolve with time. We have many clients from Australia and need training and support on the above process and a responsible extended team so that we can pick more work for the above verticals. ONLY experienced teams. This is not the project where you can learn on the job.