Customer Success Manager, Emerging Business

At MNTN, we put our people first, full stop. This allows our company culture to be defined by our team members and their shared values, like trust, ambition, quality, radical honesty, and compassionate leadership. It’s why we all *really* love working for the Hardest Working Software in Television™ (and also why we were named one of Ad Age’s Best Places To Work in 2026.) We pride ourselves on bringing unrivaled performance and simplicity to Connected TV advertising. Our self-serve technology makes running TV ads as easy as search and social, helping brands drive measurable conversions, revenue, site visits, and more. It’s what led MNTN to being named one of Fast Company's Most Innovative Companies in 2023. You can learn more about us and everything we do by visiting https://mountain.com/. We’re committed to innovation that empowers, not replaces. At MNTN, AI is a tool for growth, enhancing efficiency while keeping a people-first approach. Our goal is to streamline workflows and drive new solutions—without compromising the human element that makes our company great. So if wanting to do more, own more, and make a bigger impact comes naturally to you, then you may be the person we're looking for to join us in our next stage of growth. We're hiring Customer Success Managers across multiple verticals, giving you the opportunity to partner with a diverse portfolio of advertisers and help them grow their businesses with Connected TV. No matter the vertical, you'll become a trusted advisor to your customers, learning their business, understanding their goals, and helping them maximize the value of every campaign. As a Customer Success Manager supporting our Emerging Business customers, you'll manage a high-volume portfolio where success is driven by smart prioritization, scalable engagement, and a data-informed approach to customer success. Working within a pod, you'll leverage automation, customer insights, and repeatable playbooks to drive retention, growth, and customer outcomes across your book of business. This is a builder role. You'll help shape how MNTN scales Customer Success by identifying opportunities to improve processes, programs, and customer experiences while helping define what best-in-class success looks like for a rapidly growing customer base. **What You'll Do** - Manage a large portfolio of customers, prioritizing engagement based on account health, customer needs, growth potential, and business impact. - Drive customer retention, adoption, and long-term success through proactive outreach, optimization recommendations, and scalable engagement strategies. - Identify expansion opportunities and partner with the Emerging Business sales team to grow customer investment while mitigating churn risk across your shared portfolio. - Leverage customer health signals, platform usage, campaign performance, and automation to determine where your time and attention will have the greatest impact. - Build and execute scalable customer success programs, including automated journeys, webinars, training, playbooks, and self-service resources that help customers succeed. - Help customers improve business outcomes by sharing best practices and strategic recommendations focused on customer acquisition, conversion, and campaign performance. - Collaborate closely with your pod, Customer Success leadership, and cross-functional partners to continuously improve customer programs, operational processes, and the overall customer experience. - Maintain accurate CRM data and use customer insights to inform decisions, identify trends, and contribute to the evolution of MNTN's Customer Success organization. **What Success Looks Like** - Consistently achieve retention goals across a large portfolio of customers. - Customer engagement is effectively prioritized using data, automation, and account health signals. - Scalable programs drive increased platform adoption, customer engagement, and customer satisfaction. - Expansion opportunities are pro…