ground crew
ground-service crew

There might have been some of them in the ground crew.

Even the presence of ground crew may not help much.

She said a team official asked the ground crew to leave the field.

The administration official was talking to the two ground crew.

The ground crew discovered a small problem the next day.

At the same time the number of ground crew was extended to about 400 men.

One person from the ground crew was killed and eight injured.

The efforts of the ground crews and service troops made this possible.

No one was likely to check until the ground crew returned late that evening.

Yell for your ground crew and tell them you're going back to town.