About Us
MediaMath helps the world's top brands deliver personalized digital advertising across all connected touchpoints. Over 9,500 marketers in 42 countries use our demand-side platform every day to launch, analyze, and optimize their digital advertising campaigns across display, native, mobile, video, audio, digital out of home, and advanced TV formats.

MediaMath initiated an industry-wide effort to create a 100% accountable, addressable and aligned supply chain through SOURCE ecosystem. SOURCE by MediaMath is a technical and commercial framework for agencies, brands, tech companies, and content owners designed to provide long-term sustainable solutions for a clean digital media supply chain with brand-safe, viewable inventory. MediaMath has offices in 15 cities worldwide and is headquartered in New York City.

Key Responsibilities
This role will play a key role in managing the sell-side technology partnerships that are integrated with company’s DSP platform. The Senior Manager, Supply Partnerships will serve as the subject matter expert in the dynamic world of automated sell side platforms, partnering with existing supply partnerships in order to translate value to company’s clients, promote the value of company’s programmatic platform to them, and to inform internal teams on these partner's key strategic initiatives, advertiser relationships as well as platform capabilities. The role will leverage existing long-term partnerships and enhance company’s relationships with SSP/Exchanges to drive increased value for buying platform and clients. Success in this role requires extensive knowledge of digital ad technology including third-party ad servers, Exchange/RTB platforms, SSP and DSP functionality, and industry trends. This person is expected to be an excellent partner and collaborator to and with Product, Marketing, Tech, Sales, Business, Finance, and other internal teams.

You will:

• Manage and continue to build relationships with MediaMath’s top tier SSP/Exchange partners. Can interact with both day to day and senior level contacts
• Execute overall partnership roadmap geared to align with the company’s long-term supply strategy
• Be the company evangelist for these partnerships and getting them excited about our technology and offerings
• Able to speak generally about all of the company’s products and offerings as well as confidently represent company and team POVs on industry topics in partner and internal meetings/emails
• Develop a deep understanding of core company products that we interact with (Bidder and Brain) married with supply-side expertise
• Gather market and customer information from partners and provide feedback on programmatic buying trends, private exchanges, and premium programmatic initiatives
• Become an expert in understanding the value propositions of the various SSP's in market and across channels
• Identify potential new opportunities within their partnerships and make sure those relationships support key growth, monetization, and product initiatives of the company
• Design and deliver business review, performance updates, and growth opportunity presentations to partnerships and key internal contacts
• Create business requirements, build proposals, and collaborate with internal and external teams to ensure clear and realistic deliverables

You have:

• BA/BS degree or equivalent experience
• 5+ years experience, ideally at a digital programmatic company, preferably supply side, demand side or digital publisher
• In depth of knowledge of ad tech including advertising/publisher business models, technical understanding of ad serving, wrapper technology, header bidding, media trading, SSPs/DSPs, RTB and/or other related digital advertising technology
• A track record of forging strong relationships with partners at all levels, understanding their objectives and influencing them to make desired decisions
• Exceptional troubleshooting, analytical and problem-solving capabilities coupled with attention to detail

You are:

• A strong verbal and written communicator.
• Able to present complex information into understandable, comprehensible information with actionable recommendations
• Team Player who can work with diverse, cross-functional teams; has experience working with Product, Marketing, Tech, Sales, Business, Finance, and other teams
• Data-driven in decision making; providing proof for your proposals and suggestions
• Demonstrated ability in managing multiple high-priority projects simultaneously
• Must be self-motivated and able to take initiative and be solutions-oriented
• Creative thinker and positive attitude a must
• Comfortable working in a fast-paced, demanding, and entrepreneurial environment. Adapts easily to changing situations and can manage priorities
• A strong user of Microsoft Office, including Excel and PowerPoint

Why We Work at MediaMath
We are restless innovators, smart, passionate and kind. At the heart of our culture are six values that provide a framework for how we approach our work and the world: Teams Win, Scale + Innovation, Obsess Over Learning & Growth, Align then Execute, Do Good Better and Embrace the Journey. These values inform how we energize one another and engage with our clients. They get us amped to come to work.

Founded in 2007 as a pioneer in "programmatic" advertising, MediaMath is recognized as a Leader in the Gartner 2020 Magic Quadrant for Ad Tech and has won Best Account Support by a Technology Company for two years in a row in the AdExchanger Awards.

MediaMath is committed to equal employment opportunity. It is a fundamental principle at MediaMath not to discriminate against employees or applicants for employment on any legally-recognized basis including, but not limited to: age, race, creed, color, religion, national origin, sexual orientation, sex, disability, predisposing genetic characteristics, genetic information, military or veteran status, marital status, gender identity/transgender status, pregnancy, childbirth or related  medical condition, and other protected characteristic as established by law.