Employment of all civil engineers, which includes transportation engineers, is expected to grow by 6% between 2018 and 2028, according to the U.S. Bureau of Labor Statistics (BLS). The BLS also reported that the median salary for this group was $86,640 as of May 2018. As of September 2019, Payscale.com reports an annual median salary for transportation engineers of $66,134.
Besides a college degree, transportation engineers may be required to obtain state licensure. Requirements can vary, but full, professional licensure typically involves education requirements, work experience and passing a qualifying exam. Those in this field can expect a median annual salary around $66,000.