Tanksi joined GRID Alternatives in December 2018 as the Director of the Tribal Solar Accelerator Fund, a tribal focused grant program offering funding to federally recognized tribes for solar project funding, and to individual tribal members through the Tribal Energy Innovators Fellowship and the Tribal College Scholarship program. Prior to joining GRID, she worked with 19 tribes impacted by nuclear energy through the National Conference of State Legislatures and the Department of Energy, as well as grant making in Higher Education at the nations Tribal Colleges and Universities through the American Indian College Fund. Tanksi is an enrolled member of the Sisseton Wahpeton Oyate, and of the Rosebud Sioux Tribe. Tanksi is deeply committed to working with tribes across Indian Country.