Wiktionary
tight ship
n. (context idiomatic English) a well-organized and highly disciplined organization
Usage examples of "tight ship".
Igrot had run a tight ship, but had not been much for spit and polish.
Their friend Simeon, the shellperson station manager, ran a tight ship.
I protested, knowing that he knew as well as I did that I ran a tight ship.
He ran a tight ship and did not intend to have outsiders come on board and disrupt his set routine.
The San Marino is a tight ship, and the captain here is a fair skipper.