Senior Associate, Media Operations

dentsu • New York, NY

5d

About The Position

Amplifi is dentsu's media investment and innovation platform, supporting our agencies and clients with the tools and expertise to drive smarter media decisions. We work closely with publishers, media companies, and tech partners to evolve how we engage with the supply side of the industry. The Senior Associate, Media Operations will play a key role in building relationships with publisher partners. You will ensure deals transact properly by regularly analyzing reporting, identifying trends, and uncovering opportunities to optimize current and future deals and supply offerings. In addition, you will track client spend, collaborate with supply partners, and contribute to strategy, testing, and the adoption of new supply products and capabilities. Success in this role starts with the fundamentals—accuracy, attention to detail, and technical proficiency—while bringing a positive, collaborative attitude to the team.

Requirements

• 2+ years of media activation experience, with a strong understanding of programmatic and supply-side dynamics.
• Media experience at an agency, publisher, technology platform, or other vendor.
• Strong understanding of principal trading and its role within the operational and activation
• Knowledge of programmatic advertising and how DSPs and SSPs function within the ecosystem.
• Advanced proficiency in MS Word, Excel (including pivots), and PowerPoint.

Responsibilities

• Serve as a team resource for resolving inventory issues, billing questions, and invoice discrepancies, escalating as needed.
• Manage campaign reporting, including performance pulls, data hygiene, and recurring dashboard updates across internal systems.
• Perform data entry and QA to ensure accuracy in optimizations and pacing documentation.
• Prepare and deliver accurate, timely, and constructive performance management documentation, supporting team development and coaching where appropriate.
• Maintain and organize inventory management systems, including updating SharePoint, Excel trackers, and internal logs with negotiated supply, deal IDs, and publisher availability.
• Monitor, assess, and analyze trends in campaign performance
• Support Supply team workflows, assisting with deal creation, deal testing, publisher communication, and maintaining supply documentation.
• Ensure cross-team coordination, proactively communicating updates, risks, and insights to Strategy, Planning, and Account teams.
• Contribute to process improvements, helping refine documentation, workflows, and best practices for supply management and reporting.
• Communicate with external partners (publishers, platforms, vendors) to ensure alignment on reporting, reconciliation, and delivery-related items.
• Provide the team with critical updates regarding client concerns, internal workflow issues, account changes, or risks that may impact delivery or performance.
• Maintain an approachable, solution-oriented presence, supporting staff and team members when problems or technical challenges arise.

Benefits

• Medical, vision, and dental insurance,
• Life insurance,
• Short-term and long-term disability insurance,
• 401k,
• Flexible paid time off,
• At least 15 paid holidays per year,
• Paid sick and safe leave, and
• Paid parental leave.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Education Level: No Education Listed