right-hand man
chief assistant
man Friday

Carr's chief administrative assistant sat across the table from Cat.

He eventually worked his way up to chief assistant.

Rinfret was a chief assistant to the government Whip from 1963 to 1967.

His son, Ethan, works as chief assistant on the project.

They didn't hold down jobs, particularly positions of importance like chief assistant to the president of Russia.

He later became chief assistant to the Canadian inspector of immigration.

Without your wife as chief assistant, Chembryt will turn to me more than before.

Just as he'd thought: The chief assistant did know everything.

His chief assistant was extremely grateful to see him.

His chief assistant had taken hold of the arm of the man, was leading him along.