Oct. 31, 2026

Ad Tech CSM - Growth & Adoption (Hybrid)

InfoSum New York, New York

InfoSum is seeking a Customer Success Manager to drive adoption and usage of its data collaboration platform in a post-cookie advertising landscape. You will own client relationships after sales closes, managing a portfolio of 16–20 accounts including major brands and data providers, with a focus on renewals and expansion opportunities. The role emphasizes a usage-driven approach, technical understanding of ad tech platforms, and collaboration with internal teams to ensure clients realize #J-18808-Ljbffr

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