In that case, I would frame the conversation as a problem solving session. You can do the legwork of customer inputs, cross team talk, management buy-in etc. An

In that case, I would frame the conversation as a problem solving session. You can do the legwork of customer inputs, cross team talk, management buy-in etc. And once you zero in on the problem (and have it prioritised) just talk to engineer and together brainstorm the ways to solve it.