Working knowledge of enterprise LLM products and APIs, including ChatGPT Enterprise, Claude Enterprise, Codex, Claude Code, or comparable platforms; product lifecycle and backlog practices; access, provisioning, and support workflows; prompt and model concepts; adoption and enablement methods; usage governance, cost controls, and responsible AI principles. Baker Tilly Advisory Group, LP and Baker Tilly US, LLP, trading as Baker Tilly, are independent members of Baker Tilly International, a worldwide network of independent accounting and business advisory firms in 141 territories, with 43,000 professionals and a combined worldwide revenue of $5.2 billion.