In Engpsh, the word for "personnel" is simply "personnel." It refers to a group of people who are employed by an organization, company, or government agency, and who are responsible for carrying out various tasks and duties. The word is usually used in the plural form to refer to a group of people, but it can also be used in the singular to refer to a single person who is a member of the personnel. For example, you might say "The company has a large personnel," or "She is a member of the personnel at the company."