What do you mean Admin access? Workbench is a windows application so anyone who has admin access to the machine has admin access to Workbench. If you're talking about authentication, no, only one Domo user can be authenticated with workbench and Domo
@RacquelBeer @GrantSmith - the new Workbench Enterprise feature (currently in beta) can be a great solution here: Workbench Enterprise is a web-based alternative to our existing on-prem Workbench solution that includes powerful new capabilities.
If you are interested in joining the beta, we can for sure get you added!