The senior controller seems to be the one in command.

The senior controller read it quickly, swearing softly to himself.

The person at the other end was the assistant to the senior controller, in charge of access to the command center.

I want to inspect them myself and then report to the senior controller personally.

"I want to speak with the senior controller," Samson said.

I want to talk with the senior controller on duty right away.

"You have your orders, senior controller," the operations officer said.

"Would be nice to have some of those radars," the senior controller agreed.

They would need about fifteen minutes to get on station, but that was fine, the senior controller thought.

The senior controller looked up from the book he was reading, activated his scope, and confirmed the information.