Macro-management strategy is a sub-genre normally delegated to your average 4X game. Tons of units, governance of vast and expanding bases, and complicated strategic maneuvers are features not normally given to your average tactical or real-time strategy game. Supreme Commander and Sins of a Solar Empire are two of the exceptions, but they have a predecessor that lays some of the groundwork for their inner workings.
No, it's not Total Annihilation. It's M.A.X. (Mechanized Assault and Exploration), a turn-based strategy game that incorporates elements seen in the more popular grand strategy games of today.