- National Park Service (Gaffney, SC)
- …2026. Responsibilities Major Duties: Masonry: Performs masonry work, primarily dry stone , in the construction, stabilization, and maintenance of historic and ... riprap, trail tread, and other similar structures using primarily dry- stone techniques. Obtains and transports materials by human power,...guidance. Uses a variety of tools associated with the mason trade: single and double jacks, rock bars, line… more