I think I found her - seriously.
Are there any female lighthouse keepers?
Today, there is just one female lighthouse keeper—Sally Snowman, a U.S. Coast Guard Auxiliary volunteer who watches over Boston Light, a historic lighthouse on Massachusetts Bay. For the record - in 2023 she is a little over 70 years old.
https://lovethemaldives.com/travel-pedia/are-there-any-active-lighthouses-in-the-us#:~:text=Are%20there%20any%20female%20lighthouse ,historic%20lighthouse%20on%20Massachusetts%20Bay.
Sally Snowman lighthouse keeper
