Standardized Test Question Writing

We need serveral experienced writers who have done extensive work in the development of standardized test question (SAT, ACT, GRE, etc.) for a long-term test development project that will last at least a year. The writers will be expected to both develop new questions and to edit existing questions, so that they can be used again in new exams. Please do not apply for this position if you do not have verifiable experience in the area of standardized test question writing and are fluent in the english language and english grammar. Pay will be based on a per question basis and is open to negotiation.