Senior Director, Client Service

Kantar Group Limited; Illinois; Hybrid; USD 125,000 - 170,000; Full time

Benefits offered by this job

Medical plans

HSA/FSA

Wellness program

401k with match

Tuition reimbursement

Commuter benefits

Unlimited PTO

Job summary

Kantar Group Limited is seeking a Senior Director, Media Client Service to lead strategic client accounts across multiple markets in a hybrid setup. You will guide research delivery, shape measurement strategies, and influence high‑level investment decisions.

The role combines deep media effectiveness know‑how with senior client advisory and commercial acumen to drive long‑term growth and scale teams across the portfolio.

Qualifications

• 10–15+ years of experience in market research, media analytics, or insights consulting.
• Deep expertise in media effectiveness research, including brand lift, cross‑platform measurement, and ROI.
• Proven ability to translate complex data into executive narratives that drive strategic decision‑making and influence investment outcomes.
• Demonstrated success as a trusted advisor to senior/executive stakeholders, shaping measurement strategy and long‑term business direction.
• Strong commercial acumen with a track record of influencing partnership renewal and driving multi‑year growth.

Responsibilities

• Lead a set of high value client accounts with accountability for research delivery against forecasted targets, profitability, client satisfaction, and long‑term growth
• Serve as a strategic advisor to senior and executive stakeholders, influencing media investment decisions and shaping measurement and learning agendas
• Lead research ensuring best‑in‑class design and delivery of complex media effectiveness programs (brand lift, cross‑platform measurement, attribution, ROI, segmentation)
• Translate client business challenges into scalable research frameworks that drive sustained impact across campaigns and time
• Synthesize complex, multi‑source data into clear executive narratives, delivering actionable recommendations that shape decisions
• Partner with commercial teams to drive growth by expanding existing accounts and identifying new research opportunities
• Ensure operational excellence across account teams, optimizing resourcing, delivery models, and best practices
• Build and lead high‑performing teams, developing talent and strengthening capabilities in research, storytelling, and client leadership
• Act as a senior representative of Kantar, contributing to client leadership, industry presence, and advancement of media measurement and analytics

Skills

Market research

Media analytics

Insights consulting

Executive advisory

Commercial acumen

Client leadership

Team leadership

Communication

Education

Bachelor’s degree

Advanced degree preferred

Job description

Job Title

Senior Director, Media Client Service

Location

Hybrid - Atlanta, GA, Boston, MA, Chicago, IL, Norwalk, CT, Detroit, MI

About the role

We go beyond the obvious, using intelligence, passion and creativity to inspire new thinking and shape the world we live in. The Senior Director leads a strategic book of business within a broader practice portfolio, combining deep media effectiveness research expertise with senior client advisory and strong commercial acumen in partnership with client partners and sales teams. This role influences investment decisions, drives multi-year growth, and delivers insight-led strategies that shape client outcomes.

Primary Responsibilities

• Lead a set of high value client accounts with accountability for research delivery against forecasted targets, profitability, client satisfaction, and long-term growth
• Serve as a strategic advisor to senior and executive stakeholders, influencing media investment decisions and shaping measurement and learning agendas
• Lead research, ensuring best-in‑class design and delivery of complex media effectiveness programs (e.g., brand lift, cross‑platform measurement, attribution, ROI, segmentation)
• Translate client business challenges into scalable research frameworks that drive sustained impact across campaigns and time
• Synthesize complex, multi‑source data into clear executive narratives, delivering actionable recommendations that shape decisions
• Partner with commercial teams to drive growth by expanding existing accounts and identifying new research opportunities
• Ensure operational excellence across account teams, optimizing resourcing, delivery models, and best practices to drive quality, efficiency, and scalability
• Build and lead high‑performing teams, developing talent and strengthening capabilities in research, storytelling, and client leadership
• Act as a senior representative of Kantar, contributing to client leadership, industry presence, and advancement of media measurement and analytics

Essential Knowledge & Experience

• 10–15+ years of experience in market research, media analytics, or insights consulting, with significant ownership of complex client portfolios
• Deep expertise executing media effectiveness research, including brand lift, cross‑platform measurement (digital, CTV, addressable, linear), and advanced methodologies (attribution, ROI, segmentation)
• Proven ability to translate complex data into clear, executive‑level narratives that drive strategic decision‑making and influence investment outcomes
• Demonstrated success serving as a trusted advisor to senior and executive stakeholders, shaping measurement strategy and long‑term business direction
• Strong commercial acumen, with a track record of influencing partnership renewal, driving growth and delivering multi‑year account plans
• Experience leading and scaling high‑performing teams, including developing research talent and driving excellence across account structures
• Proven ability to deliver operational excellence at scale, optimizing resourcing, delivery models, and best practices across teams
• Excellent communication and leadership presence; able to operate effectively in fast‑paced, complex client environments
• Bachelor’s degree required; advanced degree preferred

Benefits

• Medical plans with comprehensive, affordable coverage for a range of health services
• Health Savings Account/FSA Dental, Vision and benefits to cover unique healthcare needs
• Wellness Program
• 401k with match
• Tuition Reimbursement
• Commuter benefits
• Unlimited PTO

Salary

$124,900 - $170,400 Annual.

Equal Opportunity

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability.

Why join Kantar?

We shape the brands of tomorrow by better understanding people everywhere. By understanding people, we can understand what drives their decisions, actions, and aspirations on a global scale. And by amplifying our in‑depth expertise of human understanding alongside ground‑breaking technology, we can help brands find concrete insights that will help them succeed in our fast‑paced, ever shifting world. And because we know people, we like to make sure our own people are being looked after as well. Equality of opportunity for everyone is our highest priority and we support our colleagues to work in a way that supports their health and wellbeing. While we encourage teams to spend part of their working week in the office, we understand no one size fits all; our approach is flexible to ensure everybody feels included, accepted, and that we can win together. We’re dedicated to creating an inclusive culture and value the diversity of our people, clients, suppliers and communities, and we encourage applications from all backgrounds and sections of society.

Kantar Rewards Statement

At Kantar we have an integrated way of rewarding our people based around a simple, clear and consistent set of principles. Our approach helps to ensure we are market competitive and also to support a pay for performance culture, where your reward and career progression opportunities are linked to what you deliver.

Company Overview

Kantar is the world’s leading data, insights and consulting company. We understand more about how people think, feel, shop, share, vote and view than anyone else. Combining our expertise in human understanding with advanced technologies, Kantar’s 30,000 people help the world’s leading organisations succeed and grow.