service staff
maintenance staff

Service and maintenance staff had gone home to be with their families.

Somewhere up ahead was a door used by the maintenance staff.

Prime among them is a 50-man security and maintenance staff.

But the maintenance staff didn't arrive for another half hour, and he was alone.

The maintenance staff has been working 18-hour shifts to bring the hospital into full operation.

At least she can successfully give orders to the maintenance staff.

Some operators and maintenance staff were not pleased with the offer.

At both hospitals, there were shortages of food workers and maintenance staff.

Problems outside these times may not be rectified until maintenance staff are next available.

"The maintenance staff is finishing up the repairs to your office."