StackAdapt Programmatic & Paid Display Advertising Specialist (Part-Time / Retainer)

We're an IT Asset Disposition (ITAD) company running B2B paid display campaigns targeting enterprise and government decision-makers across 20+ U.S. states. We manage an $11,000–$12,000/month ad budget distributed across StackAdapt, Google Ads, and Meta, and need an experienced specialist to own ongoing campaign management across these platforms — reviewing performance, executing optimizations, and building new campaigns directly in each platform's UI. Current campaign footprint: Six verticals — Government/Defense, Data Centers, Enterprise IT, Healthcare, Financial Services, and Higher Education — running prospecting, impression retargeting, and site retargeting flights across platforms. Responsibilities: Review ad and campaign performance on a regular cadence and identify optimization opportunities Execute targeting, bid, budget, and creative changes directly in StackAdapt, Google Ads, and Meta Monitor and resolve delivery issues for underperforming campaigns Review placement reports and manage domain/inventory inclusion and exclusion lists Monitor conversion tracking health across platforms and flag issues Build new campaigns from brief — including audience setup, ad groups, creative trafficking, and UTM configuration Coordinate with our marketing team on creative refreshes, new vertical launches, and flight extensions Provide regular performance summaries with clear optimization rationale Requirements: Proven hands-on StackAdapt experience — this is the primary platform and non-negotiable Experience managing Meta Ads campaigns (prospecting and retargeting) Ability to build and manage campaigns end-to-end independently Familiarity with B2B audience targeting, bidding strategies, pacing, and frequency controls Experience using GA4 for cross-platform attribution analysis Strong analytical communication — reasoning behind recommendations, not just metrics Self-directed with the ability to manage multiple campaigns simultaneously Bonus: Google Ads experience (Search and Display)