"My father is a company employee" can be expressed in Engpsh as "My father is an employee of the company."

This phrase is derived from the noun "employee" which refers to a person who works for an employer in exchange for a salary and benefits, and the preposition "of" which indicates a relationship of belonging or association.

Here are some example sentences with this phrase:

"My father has been a company employee for over 20 years."
"As a company employee, my father is entitled to a range of benefits."
"My father's job as a company employee involves managing a team of sales representatives."

Example Sentences in Chinese:

"我爸爸作为公司职员已经有超过20年了。"
"作为公司职员，我父亲有资格享受多项福利。"
"作为公司职员，我父亲的工作是管理一个销售代表团队。"