As a Senior Index Client Services Analyst reporting to the Director of Client Success Management, you'll play a critical role in delivering exceptional support to some of the world's largest financial institutions and institutional partners who rely on Nasdaq's global index products — including the flagship Nasdaq-100, thematic, ESG, and quantitative strategies. You'll thrive in this position if you're client-focused, analytically minded, and energized by fast-paced environments where collaboration and continuous improvement are part of every day. Key Responsibilities. Serve as a primary point of contact for clients and institutional partners utilizing Nasdaq indexes and related products, ensuring their expectations and service benchmarks are consistently met. Act as a technical liaison between clients and internal teams to analyze, troubleshoot, and resolve production issues in a timely and effective manner. Partner with clients and partners to define business and system requirements, developing streamlined processes that enhance the overall client experience. Identify and escalate unresolved support issues, contributing to root-cause analysis and resolution on behalf of the business. Synthesize and communicate client feedback and requirements to leadership, helping to shape and improve Nasdaq's index product offerings. Required Qualifications. Bachelor's degree in Business, Economics, Finance, or a related field, or equivalent practical experience . years of experience in the financial services industry, with exposure to client-facing or support functions. Solid understanding of financial products, indexes, and ET - Fs. Strong analytical and problem-solving skills with the ability to prioritize effectively in a dynamic environment. Excellent written and verbal communication skills with experience in collaborative, cross-functional settings. Preferred Qualifications. Experience in the market data industry with knowledge of equity indices and financial data. Proficiency in Microsoft Office (Excel, Word, PowerPoint) and tools such as Salesforce, Jira, SharePoint, or Confluence. Prior experience in a dedicated client-facing or relationship management role. This position will be located in New York, NY and offers the opportunity for a hybrid work environment at least 3 days a week in-office, subject to change, providing flexibility and accessibility for qualified candidates.