Have you got your employment contract yet?

你拿到你的雇用合同了吗？

The employment contract is up for renewal.

正在考虑续签该合劳务合同。

My employment contract is about to expire.

我的合同期满了。

Just because my employment contract expired.

因为我的合同到期了。

The factory sign Employment Contract to all workers.

该工厂跟全部工人签订雇佣合同。