Operational level strictly focus on operations, the management level should focused on the running business as well.
Nowadays the master usually is just “ordinary truck driver” but on the other hand it can be quite a large truck with some people on board and let’s not confuse the operational level from the management level.
From USMC manual MCDP1 – Warfighting
Chapter 1. The Nature of War
Chapter 2. The Theory of War
Chapter 3. Preparing for War
Chapter 4. The Conduct of War
Tell me you’re kidding, please.