It's better than a bunch of nobodies from the second generation sitting in high positions.
In this regard, one can refer to the Frank Kingdom. A few years ago during the counter-offensive war against the Orcs, Hudson had contact with them, and his most profound impression was the disparity in strength between superior and subordinate officers.
High cultivation doesn't necessarily mean one can hold a high-ranking military office, but those with low cultivation definitely can't make it.
It is said that in some legions, there is a tradition where officers must accept challenges from their subordinates upon assuming their post. Only if they win the fight can they officially take office.
Under this kind of atmosphere, it's hard to assess the commanding ability of the officers, but the combat strength of the troops is definitely strong.
Within this system, the Major Nobles still hold an advantage, but lesser nobles also have the qualification to compete.