Lead, Client Success

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

Benefits offered by this job

Flexible time off

15 paid holidays

Parental/new child leave

Childcare & elder care assistance

401(k)

Tuition assistance

Job summary

Epsilon is a global data, technology and services company that powers the marketing and advertising ecosystem. As a Lead, Client Success, you will own client and agency relationships and drive the strategic adoption of Epsilon’s person-first digital media solutions.

You will collaborate with Sales, Publicis agency partners, and cross-functional teams to translate client objectives into high‑performing campaigns, oversee delivery health, and identify growth opportunities through data‑driven

Qualifications

• 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
• Excellent communication and interpersonal skills.

Responsibilities

• Partner with Client Leadership/Sales Team to identify and 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.

Skills

Bachelor's Degree

8+ years experience in digital

Client relationships

Revenue growth

Organizational skills

Data-driven decision making

Stakeholder management

Communication skills

Attention to detail

Education

Bachelor’s Degree in Marketing or related field

Job description

How You’ll Make An Impact

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.

Overview

Company Description

How You’ll Make An Impact

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.

Role

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 to identify and 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.

Who You Are

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.
  
  
  
  

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

Additional Information

When You Join Us, We’ll Create Something EPIC Together

Epsilon is a global data, technology and services company that powers the marketing and advertising ecosystem. For decades, we’ve provided marketers from the world’s leading brands the data, technology and services they need to engage consumers with 1 View, 1 Vision and 1 Voice. 1 View of their universe of potential buyers. 1 Vision for engaging each individual. And 1 Voice to harmonize engagement across paid, owned and earned channels.

Epsilon’s comprehensive portfolio of capabilities across our suite of digital media, messaging and loyalty solutions bridge the divide between marketing and advertising technology. We process 400+ billion consumer actions each day using advanced AI and hold many patents of proprietary technology, including real‑time modeling languages and consumer privacy advancements. Thanks to the work of every employee, Epsilon has been consistently recognized as industry‑leading by Forrester, Adweek and the MRC. Epsilon is a global company with more than 9,000 employees around the world.

• People centricity: We focus on employee well‑being in an environment where colleagues truly care about each other.


• Collaboration: We work together, support one another, and collectively achieve goals.


• Growth: There are endless opportunities for growth through learning, development and career advancement.


• Innovation: We drive progress through cutting‑edge solutions and forward‑thinking approaches.


• Flexibility: We’ve created a balance between work and personal life, and we encourage adaptability to solve problems creatively.

• Act with integrity


• Work together to win together


• Innovate with purpose


• Respect all voices


• Empower with accountability

These pillars and values are our foundation—shaping our culture, guiding our decisions, and uniting us in common purpose.

Because You Matter

Benefits

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 the following:

• Time to Recharge: Flexible time off (FTO), 15 paid holidays


• Time to Recover: 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 needing 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 for employment qualified applicants with criminal histories 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 9/9/2026.