If you've reached your goals in one engineering industry, why not move onto a different aspect of engineering? If you're willing to look into continuing your education and expanding your skill sets beyond your current specialty, start looking into other engineering specialties. If new green development initiatives are of interest to you, you may be in the market for an environmental engineering job.
Do research on some of the top companies in this exciting engineering field to make sure that it's for you. Web sites can help you in your environmental engineering job search.