Lead, Client Success

Comscore•New York City, NY

5h•$100,000 - $120,000•Hybrid

About The Position

The Lead, Client Success is a senior individual contributor responsible for independently managing a defined book of strategic client accounts or agency relationships. This role owns all day-to-day delivery, communication, renewals, and project management for assigned accounts, driving accurate and timely execution of all contractual commitments. Partnering with dedicated sales support, the Lead is directly accountable for maintaining and growing client relationships in partnership with commercial leadership.

Requirements

Bachelor’s degree in Business, Marketing, Communications, Analytics, or related field.
4–6+ years of experience in client services, account management, analytics, or a similar data-driven role.
Demonstrated success managing a book of business independently.
Strong analytical skills with experience reviewing and QA’ing data-driven deliverables.
Excellent verbal and written communication skills with confident client presence.
Highly organized with strong project management skills and attention to detail.

Nice To Haves

Familiarity with Comscore tools, data structures, or digital measurement methodologies preferred.

Responsibilities

Account Ownership & Relationship Management
Own a book of strategic accounts or agency relationships and partner with dedicated sales support, acting as the primary point of contact for all delivery, tactical questions, and operational needs.
Maintain deep knowledge of client goals, reporting usage, success metrics, and business nuances.
Build strong, trust-based relationships that support retention and long-term account value.
Delivery Execution & Quality Control
Drive accurate and timely delivery of all client deliverables, including recurring reporting, ad-hoc analyses, campaign summaries, and platform support.
Perform data QA and review outputs to ensure accuracy, consistency, and alignment with client expectations.
Troubleshoot delivery or data issues in collaboration with Data Operations, Analytics, Product, and Engineering teams.
Renewals & Commercial Partnership
Participate in contract renewals of assigned accounts, working with commercial leadership to define growth targets and success metrics.
Prepare renewal materials including service summaries, value narratives, usage documentation, and historical delivery performance.
Identify upsell opportunities and alert commercial leaders where incremental value aligns with client needs.
Project Management & Operational Oversight
Own all project management for client work, including timelines, deliverables, progress tracking, coordination, and follow-through.
Maintain clear documentation of client requests, SLAs, open items, risks, and next steps.
Coordinate cross-functional efforts to ensure smooth execution, timely updates, and resolution of issues.
Insights & Client Communication
Review data outputs and highlight key themes, insights, or anomalies for client consumption.
Communicate complex data, methodologies, and reporting logic in clear, client-friendly language.
Lead or support client calls, QBRs, campaign reviews, and check-ins.