Senior, Client Services Analyst

Company Description

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Job Description

How You’ll Make an Impact We are looking for a Senior, Client Services Analyst to join our LATAM Client Services team, based in Mexico, reporting to the Director of Account Management, LATAM.

As a Senior, Client Services Analyst at Epsilon, you will serve as a trusted advisor to clients, driving the successful execution of digital campaigns while ensuring best-in-class client experience. You will be responsible for a portfolio of strategic accounts, partnering closely with Sales, Product, Technology, Media Delivery and Analytics teams to deliver outstanding campaign performance and identify opportunities for growth.

This role requires someone who can operate independently, proactively solve complex challenges, improve internal processes, and supply to the continuous evolution of our Client Services organization across LATAM.

Responsibilities

What You’ll Achieve

• Be responsible for the day-to-day management of strategic client accounts, ensuring successful campaign execution and delivery against business objectives.
• Partner with Sales during the pre-sales process by supporting media planning, campaign strategy, audience recommendations, forecasting, and feasibility assessments for new business opportunities.
• Develop strategic media recommendations that align with client objectives, budget, indicators, and available solutions across Epsilon's portfolio.
• Act as the primary point of contact for complex campaign, product and technical inquiries, coordinating cross-functional teams to drive resolution.
• Monitor campaign performance, pacing, delivery and indicators, proactively identifying optimization opportunities and communicating actionable recommendations throughout the campaign lifecycle.
• Create, analyze and present campaign reports, translating performance data into relevant business insights and recommendations for clients and internal collaborators.
• Prepare comprehensive post-buy analyses that evaluate campaign performance against objectives, highlight key findings, and find opportunities for future optimization.
• Ensure timely and accurate reporting throughout the campaign lifecycle, delivering clear performance updates and executive-ready summaries to clients and internal teams.
• Partner closely with Sales to support client retention, expansion opportunities and overall account growth.
• Identify operational inefficiencies and drive improvements through process optimization, documentation and automation.
• Mentor junior team members by sharing guidelines, providing guidance on complex accounts, and supplying to onboarding and team development.
• Support regional initiatives that improve operational excellence and elevate the overall client experience across LATAM.

Qualifications

Who You Are and What you’ll bring with you:

• 5+ years of experience in Client Services, Account Management, Digital Media, AdTech or MarTech.
• Strong experience handling complex digital advertising campaigns across multiple clients simultaneously.
• Validated experience working directly with enterprise clients, agencies or strategic accounts.
• Experience supporting media planning, campaign strategy, audience recommendations, forecasting, and feasibility assessments for digital marketing campaigns.
• Strong analytical skills with the ability to translate campaign data into business insights and actionable recommendations.
• Experience with programmatic advertising platforms, ad servers, DSPs or digital marketing technologies.
• Strong troubleshooting and problem-solving skills, with the ability to independently handle complex client situations.
• Experience collaborating with cross-functional teams including Sales, Product, Technology and Operations.
• Demonstrated ability to find opportunities for process improvement and operational efficiencies.
• Experience mentoring or coaching junior team members is highly valued.
• Excellent organizational and project management skills, with the ability to manage competing priorities in a fast-paced environment.
• Advanced Spanish and professional English proficiency (B2+ or above).
• Self-starter with a high level of ownership, accountability and attention to detail.
• Collaborative approach with excellent communication and collaborator management skills.

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.

Our pillars aren't just words. They're how we show up every day.

• 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.

Our values guide us to create value for our clients, our people and consumers.

• 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

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: 15 days of holidays, LATAM rest week at the end of the year, flex-Fridays (working until noon every other week)
• Family Well-Being: Parental/new child benefits
• Extra Perks: Hybrid work scheme, medical insurance, language training (English and/or Portuguese), professional development, employee recognition, health awareness benefits, home internet fee.