Account Manager – Buyer Specialist

You will manage a portfolio of managed buyers on the Source Knowledge platform within mrge. This role is responsible for growing buyer investment, identifying upsell opportunities, promoting relevant traffic types, and ensuring accurate commercial and operational follow-ups.

You will work closely with publisher-facing teams to connect demand and supply opportunities, monitor account evolution, and maintain clear records in Salesforce. While prior knowledge of the Source Knowledge platform is not expected on day one, you will be expected to develop strong platform expertise over time. You will manage all key relationships on the demand side, provide internal stakeholders with feedback and improvement and develop future strategies to increase spend and quality on the platform and inventory.

Manage a portfolio of active managed buyers on the Source Knowledge platform.

Drive account growth by identifying upsell opportunities and increasing buyer investment in available solutions and traffic types.

Respond to requests from Publisher Account Managers and promote relevant traffic opportunities to active buyers and vice versa.

Track insertion orders where applicable and ensure all related records are complete and accurate.

Maintain accurate and up-to-date account activity, opportunities, pipeline developments, and notes in Salesforce.

Coordinate with cross-functional stakeholders to align buyer needs with available publisher opportunities.

Build and maintain strong relationships with buyers and act as a reliable point of contact for ongoing account success.

Enforce and promote quality standards among your accounts to ensure a smooth experience on demand and supply side.

Hold monthly review calls with top clients to guide them through gaps and opportunities.

Look for new clients and opportunities on the demand side to optimize and further grow our buyer client list.

Have 3+ years of experience in an account management, buyer-facing, or advertiser-facing role within digital or performance marketing.

Be able to quickly learn and progressively master the Source knowledge platform.

Be comfortable using Salesforce to manage opportunities, account records, and pipeline visibility.

Understand account growth, upselling, budget monitoring, and performance follow-up.

Be able to spot tendencies, identify issues early, and elevate when needed.

Communicate clearly and confidently with both internal teams and external partners.

Be highly organized and detail-oriented, with strong follow-up and record-keeping discipline.