A good starting point might be to merge or link your personal and work account in Microsoft Learn.
You can go to Profile > Settings and scroll to the Account Management section.
Once you have them liked the dashboard should show all your achievements.
Hope this helps.
This here is another similar thread: https://trainingsupport.microsoft.com/en-us/mcp/forum/all/how-can-i-link-my-work-learning-account-to-my/71421226-abd1-4f2b-a100-e88e0727591a