Senior Director, Client Service

Kantar Group; Town of Boston (NY); Hybrid; USD 135,000 - 165,000; Full time

Benefits offered by this job

Medical plans

Health Savings Account/FSA

Dental, Vision and benefits

Wellness Program

401k with match

Tuition Reimbursement

Commuter benefits

Unlimited PTO

Job summary

Kantar Group is seeking a Senior Director of Client Service in a hybrid role spanning Atlanta, Boston, Chicago, New York City, and Norwalk. The position combines senior client advisory with deep media effectiveness research expertise to shape client outcomes and multi-year growth.

The role leads high-value accounts, influences media investment decisions, and directs complex programs such as brand lift, attribution, and segmentation while ensuring operational excellence and scalable delivery.

Qualifications

• 10–15+ years in market research, media analytics, or insights consulting.
• Experience leading complex client portfolios and multi-year account plans.
• Proven ability to translate data into executive narratives for strategic decisions.

Responsibilities

• Lead high-value client accounts with forecasted delivery targets and profitability.
• Serve as strategic advisor to senior stakeholders influencing media investments.
• Oversee design and delivery of media effectiveness programs (brand lift, cross-platform measurement, attribution).
• Translate client challenges into scalable research frameworks and actionable recommendations.
• Drive growth with commercial teams and optimize resourcing and delivery models.

Skills

Media analytics

Executive advisory

Client management

Strategic storytelling

Research design

Education

Bachelor’s degree

Advanced degree preferred

Job description

**Job Title:**Senior Director, Client Service, Media**Job Location:**Hybrid- Atlanta, Boston, Chicago, New York City, Norwalk**About the role**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 **Kantar Benefits**We provide a comprehensive, highly competitive benefits package, including* 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**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. Even if you feel like you’re not an exact match, we’d love to receive your application and talk to you about this job or others at Kantar.**Privacy and Legal Statement**PRIVACY DISCLOSURE: Please note that by applying to this opportunity you consent to the personal data you provide to us to be processed and retained by The Kantar Group Limited (“Kantar”). Your details will be kept on our Internal ATS (Applicant Tracking System) for as long as is necessary for the purposes of recruitment, which may include your details being shared with the hiring manager*The salary range for this role is $135,000- $165,000 USD Annual. Your final base salary will be determined based on several factors which may include but are not limited to location, work experience, skills, knowledge, education and/or certifications. 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*