As a Tax Audit & Controversy Director, you will be joining a global infrastructure business. Key responsibilities: Develop, evaluate and implement tax audit defence strategies in the areas of enquiry response, mitigation, escalation and closure. Research and develop tax positions with regards to tax audit enquiries and tax controversy cases, including "hands-on" analysis and reconciliation on complex data in order to understand risk exposure / develop tax defence strategies. Work closely with regional and country tax teams as well as external tax consultants to review and analyse all required documentation and guide the preparation of response to tax authority enquiry. Manage tax rulings and other negotiations with the tax authorities to r