Lead, Agency Development

Lead, Agency Development New York City, New York Hybrid Schedule (M/F remote, T/W/TH in-office) At Magnite, we cultivate an environment of continuous growth and collaboration. Our work impacts what millions of people read, watch, and buy, and we’re looking for people to help us tackle that responsibility with creativity and focus. Magnite (NASDAQ: MGNI) is the world’s largest independent sell-side advertising platform. Publishers use our technology to monetize their content across all screens and formats including CTV / streaming, online video, display, and audio. Our tech fuels billions of transactions per day! About this team The Agency Development team is responsible for building and growing strategic partnerships with the world’s largest global agency holding companies and their agencies. We operate at the intersection of sales, strategy, and executive partnership — driving long‑term commercial growth, joint innovation, and preferred access to Magnite’s premium supply and technology. Responsibilities Own and lead Magnite’s end‑to‑end strategic relationship with a major global agency holding company in the U.S., including executive engagement, partnership strategy, and commercial outcomes Lead, coach, and develop a high‑performing Agency Development and Sales team responsible for agency‑level activation, account growth, and pipeline development Build trusted relationships with senior client stakeholders (C‑suite, investment leadership, trading, programmatic, and strategy leaders) to position Magnite as a preferred supply and technology partner Define and execute partnership endeavors that drive revenue growth, supply adoption, SPO alignment, and product integration across all Magnite formats (CTV, video, display, audio) Identify, structure, and scale strategic deals, partnerships, and initiatives across agencies and centers of excellence Partner cross‑functionally with Sales, Product, Marketing, and Operations to deliver solutions aligned to client priorities and market opportunities Represent Magnite externally as a senior industry voice and thought leader within the agency ecosystem Drive accurate forecasting, partnership performance tracking, and executive reporting across the holding company portfolio Champion client feedback internally to influence product roadmap, commercial strategy, and go‑to‑market priorities Qualifications 12+ years of experience in digital advertising, adtech, or agency leadership roles with deep expertise across programmatic, CTV, display, video and audio ecosystems Significant experience owning or leading relationships with major agency holding companies or large agency networks at a senior level Proven track record managing and developing teams responsible for complex enterprise or agency partnerships Demonstrated success driving scaled revenue growth, strategic partnerships, and long‑term commercial agreements with large clients Executive presence and ability to influence senior stakeholders across investment, strategy, and product organizations Strong understanding of programmatic buying, supply‑path optimization, private marketplace/CTV deals, and agency operating models Strategic thinker with the ability to translate market trends and client needs into actionable partnership plans Excellent communication, negotiation, and organizational leadership skills Bachelor’s degree or equivalent experience Perks and Benefits Comprehensive Healthcare Coverage from Day One Generous Time Off, Holiday Breaks, and Quarterly Wellness Days Equity and Employee Stock Purchase Plan Family‑Focused Benefits and Parental Leave 401(k) Retirement Savings Plan with Employer Match Disability and Life Insurance Cell Phone Subsidy Fitness and Wellness Reimbursement Magnite is an Equal Opportunity Employer and does not discriminate against applicants due to race, color, religion, national origin, age, sex, marital status, ancestry, physical or mental disability, veteran status, gender identity, sexual orientation or any other federal, state or local protected class. #J-18808-Ljbffr