Senior Manager, New Stream - Sell Side

Job Description: The New Stream Media team at dentsu leads strategy, activation, and optimization for a large Retail Media client. We are looking for a dynamic, organized, and highly collaborative leader to join our growing team. This role will report to the Group Director, Commerce & Retail Media. As a Senior Manager, you will serve as the primary strategic partner across your client portfolio, responsible for developing growth strategies, identifying opportunities, solving business challenges, and strengthening client and partner relationships. You will play a critical role in supporting the planning, execution, and ongoing management of retail media campaigns and supplier partnerships, ensuring work is delivered accurately, on time, and with a high level of quality.…