Senior Manager, Demand Partnerships (Commercial), Japan

Equativ is committed to maximizing the economic potential of digital media companies through innovative programmatic advertising solutions. By creating high-performance, transparent ad markets and technologies, Equativ empowers publishers and advertisers to achieve superior value across every ad served on all platforms.
At Equativ, our team is driven by market design, cutting-edge technology, operational excellence, and empathetic partner service. We are looking for thoughtful, strategic professionals who are passionate about advancing the boundaries of digital advertising and building long-term, high-impact partnerships.
About the Role
The Partnerships team at Equativ manages key strategic relationships across the Equativ Ad Exchange. As Senior Manager, Demand Partnerships, you will play a critical role in driving the growth, performance, and long-term success of our most important Agencies partners and DSP partners.
Reporting to the Head of Sales Japan, this role will work closely with senior stakeholders to manage executive-level relationships, negotiate complex commercial agreements, and drive scalable revenue growth. You will also lead strategic initiatives across agency holding companies, brand-direct clients, and independent agencies, ensuring Equativ’s programmatic offerings are adopted and expanded effectively. You will also be involved with DSPs activation and Commercial activation to ensure revenue growth.
This is a highly visible, senior commercial role requiring strong executive presence, deep programmatic expertise, and the ability to operate autonomously in a fast-paced, high-growth environment.
Key Responsibilities
Develop, negotiate, and close new strategic partnerships that drive scalable, repeatable revenue from emerging and existing demand sources.
Own and grow a portfolio of senior-level partnerships, identifying upsell opportunities, diversifying product adoption, and ensuring long-term partner satisfaction.
Lead executive-level conversations with strategic agency partners, brand-direct partners, and strategic platforms.
Build and maintain a robust pipeline of commercial opportunities, providing clear visibility and regular updates to internal stakeholders.
Create revenue forecasts for new partnerships and channels, ensuring alignment with broader business objectives.
Achieve revenue targets across innovative programmatic solutions and propose catalog deals and curated deals.
Partner closely with Sales leadership to support sellers managing key accounts and accelerate incremental net revenue.
Required Qualifications
8+ years of experience in business development, partnerships, or commercial leadership within programmatic advertising.
Deep understanding of the programmatic advertising ecosystem, including DSPs like DV360, TDD and including Japanese DSPs, SSPs, data, identity, and demand-side solutions.
Proven track record of driving and exceeding significant revenue goals through strategic partnerships.
Strong analytical mindset with the ability to translate data into commercial insights and recommendations.
Experience negotiating complex commercial and legal agreements in collaboration with internal legal teams.
Ability to communicate, present and influence credibly and effectively at all levels of the organization in both native Japanese and business level English 
A team player, a quick thinker and a fast learner to pick up the industry nuances
Comfortable operating autonomously in a dynamic, fast-paced, and evolving environment.