Please answer a question about the following article about Plymouth:

Local chemist William Cookworthy established his somewhat short-lived Plymouth Porcelain venture in 1768 to exploit the recently discovered deposits of local China Clay - an industry which continues to make up a portion of the city income. As an associate and host of engineer John Smeaton he was indirectly involved with the development of the Eddystone Lighthouse.

What was the name of the engineer involved in the construction of the Eddystone Lighthouse?
John Smeaton