Provides leadership and oversight to the Sales Expert group. Identifies, qualifies, develops and closes sales within a service line, vertical or sector. Plans, facilitates and conducts complex client negotiations and applies consultative selling skills to develop attractive value propositions. Utilizes advanced knowledge of DN product and service offerings and understanding of the client's business to develop customized proposals and creative solutions. Maintains effective client relationships with key senior-level decision makers and influencers to understand the client's requirements match them with solutions and close the deal. Collaborates with delivery teams to ensure that delivery capability matches the proposed solution.