Media Billing Specialist- Part- Time

Intertrend•Long Beach, CA

About The Position

The Media Billing Specialist serves as a liaison between the Accounting and Media teams, providing responsive, efficient, effective, and accurate billing administration. The role acts as a centralized billing contact for assigned linear and digital media billing accounts. Key work includes reconciling and entering media invoices into MediaOcean’s Prisma and Spectra systems, resolving invoice discrepancies, and preparing client billing packages—including hardcopy backups and billing summary reports—needed to process and release payment to media vendors.

Requirements

Strong focus on accuracy, attention to detail, and timely delivery.
Ability to prioritize workload and manage multiple tasks simultaneously.
Ability to work with a team while maintaining an upbeat, positive approach.
Excellent written and oral communication skills.
Proficiency in Microsoft Word, Excel, PowerPoint, and Outlook.

Nice To Haves

Knowledge of MediaOcean, especially Prisma.

Responsibilities

Gather and enter media invoices into MediaOcean Prisma/Spectra, aligning records with the accounting system (C&P).
Coordinate with internal and external teams on reconciliations, discrepancy resolution, and billing adjustments.
Gather requested information for planners and accounting teams to support reporting and audits.
Generate print, TV, and radio insertion orders through Prisma and review them for accuracy before sending them to media vendors.
Follow up with media vendor representatives to confirm or accept insertion orders when necessary.
Gather advertising material deadlines and submission instructions for internal account service teams and production when needed.
Organize and maintain media department resources, including insertion orders, traditional and digital buys, and traffic when applicable.
File incoming media invoices, media kits, and media sponsorships in the media library.
Respond to requests from agency departments in a timely manner.
Provide excellent service and communication to internal teams and media partners.
Perform other billing-related and media buying duties as assigned.