Client Success Associate: Data-Driven Campaign Support

Epsilon; Westminster (CO); On-site; USD 56,000 - 84,000; Full time

Benefits offered by this job

Flexible time off

Paid holidays

Parental/new child leave

401(k)

Health coverage

Tuition assistance

Commuter benefits

Job summary

Epsilon is seeking an Associate, Client Success to support client relationships across a dynamic account portfolio. You will partner with Account Executives, Client Services, Billing, and cross-functional teams to ensure flawless project execution and a high-quality client experience.

You’ll drive day-to-day operational excellence for data-driven marketing campaigns, manage timelines, and ensure clear communication with partners. Travel for client meetings and events may be required.

Qualifications

• Bachelor’s degree in business, marketing, communications, or related field.
• 1–2 years of relevant professional experience in digital media.
• Strong written and verbal communication skills.
• Analytical mindset with ability to work with large data sets.
• Proficiency in Excel, Word and PowerPoint.

Responsibilities

• Support the development and execution of client projects by coordinating internal workflows and ensuring deadlines are met.
• Maintain accurate, real-time project status updates and communicate progress across teams.
• Contribute to data-driven direct marketing campaigns, including client materials.
• Analyze large data sets to produce reporting supporting AE strategies.
• Track program performance and consolidate reports to measure campaign effectiveness.
• Assist with billing, invoicing, and shipping-related data reconciliation.
• Build strong relationships across teams, clients, and cross-functional partners.
• Demonstrate flexibility and problem-solving in a fast-paced environment.
• Provide back-up support to Account Executives as needed.

Skills

Bachelor’s degree

1-2 years experience

Strong communication

Analytical mindset

Data analysis

Organizational skills

MS Excel

Team collaboration

Education

Bachelor’s degree in Business, Marketing, Communications, or related field

Tools

Microsoft Excel

Microsoft Word

PowerPoint

Job description

Epsilon is seeking an Associate, Client Success to support client relationships across a dynamic account portfolio. You will partner with Account Executives, Client Services, Billing, and cross-functional teams to ensure flawless project execution and a high-quality client experience.

You’ll drive day-to-day operational excellence for data-driven marketing campaigns, manage timelines, and ensure clear communication with partners. Travel for client meetings and events may be required.