As long as your truthful that these are problems your company's facing and are actually hiring it should be fine. Please do hire the person who's solution your

As long as your truthful that these are problems your company's facing and are actually hiring it should be fine. Please do hire the person who's solution your going with and put them on that project though. If your just scraping ideas/solutions, it is certainly unethical though I don't think it is illegal.