Senior Manager, Client Success

WHO WE ARE 

Zeta Global (NYSE: ZETA) is the AI-Powered Marketing Cloud that leverages advanced artificial intelligence (AI) and trillions of consumer signals to make it easier for marketers to acquire, grow, and retain customers more efficiently. Through the Zeta Marketing Platform (ZMP), our vision is to make sophisticated marketing simple by unifying identity, intelligence, and omnichannel activation into a single platform – powered by one of the industry’s largest proprietary databases and AI. Our enterprise customers across multiple verticals are empowered to personalize experiences with consumers at an individual level across every channel, delivering better results for marketing programs. Zeta was founded in 2007 by David A. Steinberg and John Sculley and is headquartered in New York City with offices around the world. To learn more, go to www.zetaglobal.com.

The Role

We are looking for a Senior Manager, Client Success who will lead a team of high-performing Customer Success Managers and own a portfolio of strategic client accounts. This role is ideal for a strong operator and people leader who is passionate about driving post-sale success, growing revenue, and delivering best-in-class client experiences. 

In this position, you’ll be responsible for a team focused on client retention, performance, and growth. You’ll guide strategic campaign execution, lead Quarterly Business Reviews, and act as the senior escalation point for key accounts. Internally, you’ll partner cross-functionally with Sales, Product, Analytics, and Operations teams to scale operations, streamline workflows, and represent client needs. You’ll also help shape customer success strategy and play a hands-on role in team development, process innovation, and long-term revenue growth. 

This is a hybrid role based out of our NYC office.

Key Responsibilities 

Team Leadership & Strategy 

• Lead, develop, and motivate a team of Client Success Managers supporting a  book of mature and high-value clients. 

• Drive team-wide accountability across key success metrics, including retention, renewals, upsells, and client satisfaction. 

• Guide your team in identifying revenue opportunities and navigating complex client organizations. 

• Own hiring, onboarding, professional development, and goal setting for team members. 

• Implement and evolve tools, workflows, and strategic planning frameworks that improve operational efficiency and team performance. 

• Proactively communicate team wins, learnings, and challenges to cross-functional stakeholders and leadership. 

Client Engagement & Revenue Growth 

• Maintain senior-level relationships across your team’s book of business, acting as a strategic advisor to clients. 

• Lead high-impact client touchpoints including onboarding, performance reviews, platform training, and QBRs. 

• Partner with clients to educate them on platform capabilities, campaign best practices, and strategic opportunities for growth. 

• Analyze client data and performance trends to develop strategic plans, optimization recommendations, and actionable insights. 

• Own forecasting and revenue performance across your accounts, supporting both retention and expansion goals. 

• Identify and remove operational bottlenecks to ensure smooth execution of campaigns and onboarding processes. 

Cross-Functional Collaboration 

• Collaborate with Sales to support new client launches and transition accounts into long-term success models. 

• Partner closely with Analytics, Product, and Operations teams to develop scalable solutions, improve campaign performance, and influence roadmap development. 

• Contribute to broader Customer Success strategy and special initiatives by providing input, insights, and execution support. 

 

Qualifications 

• 6–8+ years of experience in digital media, ad tech, or performance marketing