Assistant Buyer, Integrated Media Investment

New York City, NY (Hybrid)

$43K/yr – $48K/yrEntry Level

Posted 3 weeks ago

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Job Summary

Own the operational pulse of media buys, ensuring data accuracy, on time delivery, and clear performance reporting that supports fast optimization and client-ready insights.

  • Media checkout and specs: manage insert orders and vendor coordination.
  • Delivery governance: monitor pacing and flag variance against plan for quick fixes.
  • Reporting readiness: consolidate partner and platform data into concise performance narratives.

Job Description

Responsibilities

  • Assist in the preparation of media authorizations and insertion orders to activate buys
  • Enter campaign data and maintain accurate records across internal systems (e.g., OneStrata, Investment Trackers)
  • Help manage timelines and deliverables, ensuring vendors receive specs and assets on time
  • Monitor campaign pacing and delivery, flagging any under- or over-delivery to the team
  • Compile weekly and monthly campaign performance reports, pulling data from media partners, platforms, and internal dashboards
  • Analyze delivery vs. planned metrics and assist in optimization recommendations
  • Help create and update post-buy analyses for client presentations
  • Track billing and work with finance teams to resolve discrepancies or reconcile vendor invoices
  • Maintain budget trackers and assist in updating actuals vs. planned spend
  • Organize documentation including contracts, screenshots, and proof of performance
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Crossmedia

3.9 Glassdoor

Welcome to Crossmedia, a global, independent and minority-owned, full-funnel agency committed to doing media the right way for the last 25 years. Rooted in TRUST, REASON, and the Pursuit of HAPPINESS, we are committed to acting without bias and backed by the strictest transparency standards, making decisions grounded in data and common sense, and leading with strategies that deliver employee, client, and customer satisfaction. We focus on what media agencies should do: create innovative connections between brands and people regardless of channel or budget, and we do it in an honest way.Our culture is also pretty great. We invest in every colleague’s professional and personal wellbeing and growth, with XM groups like XMEquity365, XMFit, XMReads, and more! Of course, we also have our famous Burgerday every month, along with regular wellness workshops and educational sessions—part of the reason Crossmedia has been named to Ad Age’s Best Places to Work list the past six years in a row!Crossmedia is headquartered in New York and has hubs across the U.S., London, Germany and Toronto.

Founded in 2000
New York, New York, USA
321 employees (103 in marketing)
71% recommend to a friend
89% CEO approval

Traffic Signals

Monthly Visitors
8.6K
Traffic Source Mix
Search
34.6%
Direct
52%
Referral
6.4%
Social
5.8%
Paid
1.1%

Headcount Trend

Current headcount: ~323

Marketing Team

Marketing Team Size
99 (31% of company)
Median Career Experience
8 years
Median Tenure
2.2 years
Marketing Roles Posted (Last 30 Days)
9

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