Sr. Media Buyer - Enterprise

The Senior Media Buyer - Enterprise is a senior individual contributor responsible for the hands-on execution, optimization, and performance delivery of a multi-million dollar programmatic media investment for a single enterprise account.This role serves as the in-platform authority across DSPs, owning campaign setup, audience deployment, inventory strategy, and real-time optimization across display, video, native, CTV, and audio environments.You will partner closely with the Account Director, acting as the executional engine behind programmatic strategy, ensuring flawless activation, efficient spend, and measurable business impact at scaleWhat You'll DoCampaign Execution & OwnershipOwn end-to-end campaign execution across DSPs (DV360, StackAdapt, TTD, etc.)Build, launch, and QA campaigns across display, video, CTV, native, and audioMaintain scalable campaign structures (IOs, line items, naming conventions) with strict accuracyInventory & Deal ManagementActivate and optimize across open exchange, PMP, preferred, and programmatic guaranteed dealsManage deal IDs and publisher relationships to unlock premium inventoryDrive supply path optimization (SPO) to improve efficiency and transparencyAudience ActivationDeploy and optimize 1P, 3P, and contextual audiencesExecute audience layering, exclusions, and segmentation strategiesBudget Management & PacingManage multi-million dollar budgets with precise daily pacing and allocationAdjust bids, budgets, and tactics in real time to hit performance and delivery targetsProactively identify and mitigate pacing risksOptimization & PerformanceOptimize bidding, inventory, audiences, and creative to improve CPA, ROAS, and efficiencyManage frequency, reach, and duplication-especially across CTV and videoIdentify performance drivers and scale high-impact tacticsCTV & Video ExecutionLead execution across CTV and OLV, including inventory selection and deal activationOptimize for completion rate, viewability, and reach-not just clicksManage cross-channel frequency and audience overlapTracking & MeasurementEnsure accurate pixel implementation, event tracking, and attribution alignmentSupport incrementality testing, lift studies, and advanced measurement initiativesTroubleshoot discrepancies and maintain data integrityTesting & ExperimentationExecute structured test plans across inventory, audiences, creative, and bidding strategiesScale winning tactics and eliminate underperformersDocument and apply learnings to improve future performanceInsights & CollaborationAnalyze performance data to deliver actionable insights and optimization recommendationsPartner with strategists, creative, and analytics teams to drive integrated executionContribute to reporting with a focus on performance drivers and next actionsWhat You'll BringExperience: 5-8+ years in digital media planning and buying, with deep expertise in both site-direct and programmatic environmentsPlatform Mastery: Expert-level proficiency with DSPs (StackAdapt, DV360, Basis, StackAdapt, TTD), Ad Servers (Campaign Manager), and Web Analytics (GA4).Channel Fluency: Proven track record managing diverse media types, including OTT/CTV, Streaming Audio, and Traditional Linear/Radio.Advanced Tactics: Expert knowledge of remarketing and advanced targeting (dynamic creative, CRM, lookalike, and predictive modeling)Strategic Vision: Ability to map data partners to the customer journey-activating contextual signals for awareness and deterministic identity for conversionCommunication: Exceptional presentation skills, with the ability to tell a compelling story through data for high-growth performance accounts.Benefits and Perks We ProvideRemote Workplace. You have the option to work at our office in Boston or remotely in one of these states: AZ, CA, CO, CT, FL, ID, IL, KY, ME, MD, MA, MI, MO, NV, NH, NJ, NY, NC, SC, OH, OK, PA, RI, TN, TX, UT, VT, VA.Paid Time Off. Receive generous paid vacation benefits that increase each year you're with us, 14 Company Holidays, and Summer Fridays from Memorial Day through Labor Day.401K + Match. 401K plan with 4% Safe Harbor employer match after one year of employment and financial literacy services provided through our retirement provider.Life Insurance Benefit. No-cost coverage to ensure peace of mind for your family.Short Term Disability Benefit. We've got you covered if you need to be OOO with an illness or injury that keeps you out of work.Healthcare. Choose from several competitive healthcare plans for you and your family with 80% employer coverage for all medical and dental premiums, 100% employer coverage for vision, and the option to participate in the FSA program.Commuter Benefits. Allocate pre-tax funds towards your commute to save up to 40% per year in transportation expenses.Continuing Education. Access to monthly team-led webinars, exclusive 829-cohort based learning, digital course platforms, and funding opportunities to attend national conferences and events.What We BelieveAt 829 Studios, we boldly embrace diversity, inclusivity, and equal opportunity. Our goal: a team rich in backgrounds, perspectives, and talents. Why? Because inclusivity powers our brilliance and client success. We are an Equal Opportunity Employer that is committed to equal employment opportunities regardless of race, religion, creed, color, sex, pregnancy, sexual orientation, gender, gender identity, national origin, disability, mental illness, age, ancestry, genetic information, military service, or any other status protected under applicable federal, state, or local laws.Who We Are829 Studios is a Boston-based integrated digital marketing agency with a mission to propel organizations to unlock their full potential and accomplish their most ambitious goals. We harness the power of logic with magic - a balance of data-driven strategy and brand-focused creative. We partner with diverse organizations across various industries and our client list encompasses venture-backed start-ups, publicly traded companies, non-profits, and more. By committing not only to our growth as a company, but the development of our employees and teams', we have created a collaborative environment that fosters ingenuity and promotes diversity, equity, inclusion, and belonging values within our community. 829 has been recognized as one of the nation's top agencies by the Inc. 5000 Fastest-Growing Privately Held Companies, Adweek 100 Fastest-Growing Digital Agencies, Boston Business Journal's Fast 50 (Massachusetts' 50 Fastest-Growing Private Companies), HubSpot's Top Digital Agencies list, and a we are and employee-certified Great Place to Work.Salary Range: $85,000-$115,000