1) I am just calling to follow up on the status of the Sales Manager / Personnel Manager / Area Representative / Personnel Supervisor position.

我打电话只是想问一下销售经理/人事经理/区域代表/人事主管这个职位的招聘情况。

2) I am just calling to see if you have made any decision concerning the position.

我打电话只是想问一下你们已经决定这个职位的人选了吗？

3) Do you have any idea / know when you might arrive at a decision?

你知道你们什么时候会做出决定吗？

如果对方的回答是We haven't made any decision yet.（我们还没有做任何决定），你肯定会想问这第三句的。