Here are a few sample questions that you can take with you to your next interview. Ask them to your interviewer and they will think you are the hiring agent.
Why is this position open?
What would be the range of my duties or responsibilities?
At which location will my position be housed?
How will my position fit into the organization as a whole?
With whom will I work closely?
To whom will I report?
What opportunities are there for career mobility or advancement?
Does this position offer the opportunity to acquire skills and responsibilities that would allow advancement within the organization?
How are performance reviews conducted?
Is there a probationary period?
Where can I get further information on this type of work?
How would you define success in this position after six months?
What are the most important skills and abilities that a person would need in this job to be successful?
What is the toughest challenge in this position?