他在一家大公司担任高级职务。

He held a senior position in a large company.

《牛津词典》

现在黄在一家大公司做高级研究员，过着更好的生活。

Now Huang is working in a big company as a senior researcher and living a better life.

youdao

当我在一家大公司做全职推销员时，我很少有时间做我喜欢做的事。

When I was working full-time as a salesman for a big company, I seldom had time to enjoy my hobby.

youdao

it would be easier, and then I'll think about doing it in a couple of years.

这将会变得更容易，我也会考虑在一两年内进一家大公司。

要想成为事业家 - SpeakingMax英语口语达人

I hope to get a manager type role with a large manufacturing company.

我希望能够在一家大的制造公司找到和管理相关的工作。

事业和人生都重要 - SpeakingMax英语口语达人