Manager, Publisher Success

GumGum is The Mindset Company™ transforming advertising. We’re an advertising technology company delivering results by matching brands with people in the right mindset in the moments that matter. Our platform is powered by the Mindset Graph™, our AI-driven data engine that processes billions of real-time contextual, creative, environmental, and historical signals to match every ad with the most receptive audience. The result is advertising that drives meaningful outcomes for advertisers and publishers, and is more relevant for consumers.

We were founded in 2008 and are headquartered in Santa Monica, California, operating in over 19 markets across North America, Europe, Japan, and Australia.

Our principles guide our work every day and are as follows:

Customer-Obsessed: We’re focused on advertising solutions that solve needs and drive success for clients and partners.

Make it Happen: We have a bias for action and take ownership to deliver results.

Always Innovate: We push boundaries with creativity and technology.

Foster Belonging: We ensure colleagues feel included, supported, and empowered to thrive.

To be a part of The Mindset Company™ transforming advertising, please visit www.gumgum.com/careers .

Reporting to the Head of Publisher Success, International, the Manager, Publisher Success (UK) leads a team of EMEA Publisher Success professionals while directly managing a portfolio of key publisher accounts to drive retention, growth, and long-term value. This role oversees daily team performance, coaching, operational efficiency, and goal accountability while serving as a senior point of contact for strategic partners. Additionally, the Manager collaborates cross-functionally with teams like Publisher Development, GAPS, Revenue, and Product to align publisher needs with GumGum’s broader supply strategy, ensuring the overall performance and evolution of the EMEA Publisher Success organization.

Note: GumGum fosters a flexible work environment, offering GumGummers the ability to work either in-office or remotely/from home. However, we kindly ask that this hire be located within a 'commutable' distance to our office for at least 2 days a week in office.

What You'll Achieve

Lead, coach, and mentor direct reports within the EMEA Publisher Success team to boost performance, foster career growth, and meet key business goals.

Serve as the senior point of contact for high-value publisher partners, driving strategic oversight, retention, and long-term account growth.

Monitor partner health, track performance metrics, and optimize inventory allocation to identify upsell opportunities and maximize overall yield.

Establish streamlined processes, training materials, and Zendesk SLAs to elevate service quality, consistency, and operational efficiency across the team.

Proactively track network-level trends and lead technical/operational troubleshooting alongside Engineering and Ad Ops to resolve client risks.

Collaborate closely with Publisher Development, Revenue, Product, and Solutions Engineering to align publisher needs with broader supply strategy.

Partner with development teams to integrate new supply smoothly and manage the successful transition of publishers into ongoing success management.

Keep publisher partners informed and compliant on emerging digital ad tech trends, standards, and regulatory requirements (e.g., TCF 2.2, ads.txt).

Skills You'll Bring

Proven capability to lead, coach, and mentor an account management team by setting clear priorities, managing performance, and fostering career growth.

Strong verbal and written communication skills with a track record of running effective client-facing and cross-functional meetings.

Analytical approach to problem-solving, with the ability to break down complex issues and translate data trends into actionable insights.

Proficiency in media math, Excel, and reporting tools to analyze yield, track publisher health, and identify revenue opportunities.

A solutions-oriented mindset for troubleshooting technical integration issues directly alongside Product Management and Engineering teams.

Technical familiarity with workflow platforms including JIRA, Zendesk, and Google Suite, plus experience leveraging AI tools to improve team efficiency.

Strong organizational and task-prioritization abilities to manage multiple competing initiatives simultaneously in a fast-paced environment.

Deep expertise in digital advertising, ad tech, programmatic landscapes, and emerging industry trends.

Preferred Qualifications

5+ years of experience in publisher-side ad tech, with direct account management and client solution-building expertise.

1–2+ years of experience directly managing and developing team members.

Hands-on experience working with European publishers and familiarity with integration methods (Prebid, JS tags, S2S); CTV experience is a plus.

What We Offer

Learn about our benefits & perks package at gumgum.com/benefits . If you'd like additional information, your recruiter can share more specifics during the hiring process!

Note: GumGum fosters a flexible work environment, offering GumGummers the ability to work either in-office or remotely/from home. However, we kindly ask that this position be located within a 'commutable' distance to our office for at least 2 days in office.

Awards

2025 & 2026 Digiday Media Awards Europe Best Contextual Targeting Offering

2025 AdExchanger Awards AI Innovators, Technology & Service Provider, Finalist

2025 MARKETECH APAC Marketing Technology Awards Silver Winner for Best Contextual Advertising Tech Platform

We're always learning and evolving as a company, and we continue to take thoughtful steps to support our people and strengthen our culture.

Follow Us on Social

Instagram: @gumgum

LinkedIn: https://www.linkedin.com/company/gumgum/

YouTube: @GumGumInc

TikTok: @itsgumgum