Lead, Client Success

Epsilon; Chicago (IL); On-site; USD 80,000 - 120,000; Full time

Benefits offered by this job

Flexible time off

Parental/new child leave

Comprehensive health coverage

401(k)

Tuition assistance

Commuter benefits

Professional development

Employee recognition

Charitable donation matching

Health coaching and counseling

Job summary

Epsilon leads with a client-first approach, appointing a Lead, Client Success who owns client and agency relationships and drives adoption of identity-driven media solutions. You’ll partner with Sales, Publicis partners, and cross-functional teams to turn objectives into measurable media outcomes.

You’ll synthesize performance insights, support QBRs, and link results to future investment plans, delivering data-driven proposals that scale client growth and ensure delivery excellence.

Qualifications

• Bachelor’s degree required; 8+ years in digital marketing, media, analytics, or client success.
• Experience developing, nurturing and managing client relationships and driving revenue growth.
• Strong analytical mindset with the ability to translate data into actionable insights.

Responsibilities

• Own client and agency relationships and drive adoption of identity-driven media solutions.
• Synthesize performance insights and support QBRs and strategic readouts.
• Connect campaign results to broader business goals and future investment planning.
• Develop innovative, data-driven media proposals and campaigns to grow client outcomes and ensure delivery excellence.

Skills

Client relationship management

Strategic thinking

Data-driven decision making

Cross-functional collaboration

Communication

Project management

Sales collaboration

Education

Bachelor’s Degree from a four‑year college or university

Tools

CRM systems

Job description

Company Description

Click here to view how Epsilon transforms marketing with 1 View, 1 Vision, 1 Voice.

Overview

As a Lead, Client Success, you will act as a pivotal individual contributor, owning client & agency relationships and driving the strategic adoption of Epsilon’s person-first digital media solutions. You will collaborate closely with Epsilon Sales, Publicis agency partners, and internal cross-functional teams to transform client business objectives into high-performing media realities.

This is an ideal role for a media professional who wants to be at the center of the action bridging the gap between high-level strategy, pitching new products and ideas that meet client objectives as well as hands‑on execution. You’ll have the opportunity to:

• Partner with Client Leadership/Sales Team toidentifyand advance optimization, upsell, and digital media growth opportunities.
• Synthesize performance insights and support QBRs and strategic readouts.
• Connect campaign results to broader business goals and future investment planning.
• Develop innovative, data‑driven media proposals and campaigns that leverage Epsilon’s industry‑leading identity products.
• Directly influence Epsilon’s growth by ensuring delivery excellence and operational health.

Responsibilities

You are a client‑focused professional with a passion for marketing, client success, and digital media. You excel at getting things done, staying organized, and building strong working client and internal relationships. You are comfortable working with data to monitor performance and communicate insights, and you have a strong attention to detail that helps ensure high‑quality execution.

You’re eager to learn how strategy and execution come together to drive results. You’re proactive about identifying issues early, escalating appropriately, and partnering across teams to support client outcomes and continuous improvement.

Qualifications

What You’ll Bring With You

• Bachelor’s Degree from a four‑year college or university.
• 8+ years of experience in digital marketing, media, analytics, or client success.
• Experience in developing, nurturing and managing client relationships.
• Proven track record of driving and maintaining revenue growth with clients
• Exceptional organizational skills with the ability to prioritize multiple tasks and meet deadlines in a fast‑paced environment.
• Comfort working with performance data to monitor campaign health and identify trends.
• Ability to build strong relationships with internal and external stakeholders
• Excellent communication and interpersonal skills.
• Highly organized with a strong attention to detail.

Why You Might Stand Out From Other Talent:

• Direct experience within the digital media landscape, specifically with platform‑based execution.
• A self‑starter who recognizes potential challenges early and approaches them with a proactive outlook.
• A history of building strong client and internal partnerships to drive collective delivery excellence.

Additional Information

When you join Epsilon, we’ll create something EPIC together.We’re a global leader in data and identity, with deep expertise in digital media, clean rooms, customer data platforms, loyalty and marketing services. Positioned at the center of Publicis Groupe, Epsilon helps brands deliver personalized experiences at scale and build lasting customer relationships by unlocking the full potential of data and identity. Epsilon operates in 30+ countries across EMEA, the Americas and APAC, with more than 8,000 employees.

Check out a few of these resources to learn more about what makes Epsilon so EPIC:

Our Culture: https://www.epsilon.com/us/about-us/our-culture-epsilon

Life at Epsilon: https://www.epsilon.com/us/about-us/epic-blog

Epsilon has five values that define our culture and guide us as we create value for our clients, our people and consumers. We seek candidates who align with our company values, demonstrate them and make them meaningful in their day‑to‑day work:

• Act with integrity. We are transparent and have the courage to do the right thing.
• Work together to win together. We believe collaboration is the catalyst that unlocks our full potential.
• Innovate with purpose. We shape the market with big ideas that drive big outcomes.
• Respect all voices. We embrace differences and foster a culture of connection and belonging.
• Empower with accountability. We trust each other to own and deliver on common goals.

Because You Matter

As an Epsilon employee, you deserve perks and benefits that put you, your family and your finances first. Our benefits encompass a wide range of offerings, including but not limited to:

• Time to recharge: Flexible time off (FTO), 14 paid holidays, paid sick time
• Family well‑being: Parental/new child leave, childcare & elder care assistance, adoption assistance
• Extra perks: Comprehensive health coverage, 401(k), tuition assistance, commuter benefits, professional development, employee recognition, charitable donation matching, health coaching and counseling

Epsilon benefits are subject to eligibility requirements and other terms.

Epsilon is an Equal Opportunity Employer. Epsilon’s policy is not to discriminate against any applicant or employee based on actual or perceived race, age, sex or gender (including pregnancy), marital status, national origin, ancestry, citizenship status, mental or physical disability, religion, creed, color, sexual orientation, gender identity or expression (including transgender status), veteran status, genetic information or any other characteristic protected by applicable federal, state or local law. Epsilon also prohibits harassment of applicants and employees based on any of these protected categories. Epsilon will provide accommodations to applicants who need accommodations to complete the application process. Please reach out to [e-mail] to request an accommodation.

For San Francisco Bay and Los Angeles Areas: Epsilon will consider qualified applicants with criminal histories for employment in a manner consistent with the City of Los Angeles’ Fair Chance Initiative for Hiring Ordinance and San Francisco Police Code Sections 4901-4919, commonly referred to as the San Francisco Fair Chance Ordinance. Applicants with criminal histories are welcome to apply.

Compensation Range: USD $80,000.00 - USD $120,000.00/Annually. This is the pay range the Company believes it will pay for this position at the time of this posting. Consistent with applicable law, compensation will be determined based on the skills, qualifications, and experience of the applicant along with the requirements of the position, and the Company reserves the right to modify this pay range at any time. Temporary roles may be eligible to participate in our freelancer/temporary employee medical plan through a third‑party benefits administration system once certain criteria have been met. For regular roles, the Company will offer medical coverage, dental, vision, disability, 401k, and paid time off. The Company anticipates the application deadline for this job posting will be 10/14/2026.