He is a hard-working worker.

He works as a curator at the art museum.

My father was a union member of the labor union for many years.

He is serving as a judge for this contest.

The jury system is a part of the Japanese judicial system.

The blue-collar workers are working hard in the factory.

There are more than 100 employees in my company.

The guard is standing at the entrance of the bank.

My older brother is an office worker at a major company.

He is known as an excellent researcher.