Supports collaboration with firm markets or geographies to help Tax business line teams provide tax solutions to clients and contributes to the firm by aiding in the development or enhancement of internal tax solutions, or by assisting in consulting and training on current internal tax processes, technologies, and applications. Works with key stakeholders to support the identification of areas for process and communication improvement, including collaboration with departments such as Tax Leadership, People Operations, National Tax Administration, Marketing, Finance, Information Technology, and Office of Tax Quality and Risk Management.