The Media Planner is a foundational role within the OneMars media planning team, responsible for supporting the development, execution, and optimization of integrated media plans across channels. This role partners closely with strategy, activation, data & tech, and connected commerce teams to deliver thoughtful, insights led media plans that drive business outcomes.
Operating within the OneMars model, the Media Planner contributes to a collaborative, globally connected way of working designed to bring greater consistency, scale, and effectiveness to how media is planned and delivered for Mars brands.
Media Planning & Execution Support
-
Support the development of tactical media plans across upper, mid, and lower funnel channels, translating strategic direction into clear, executable recommendations.
-
Assist in building media flowcharts, budget allocations, and channel rationale in alignment with approved objectives and KPIs.
-
Partner with activation and buying teams throughout the campaign lifecycle, including briefing, trafficking, go‑live, and in‑flight optimization phases.
Campaign Setup, QA & Ways of Working
-
Contribute to campaign readiness by supporting asset coordination, timeline management, and quality assurance across platforms prior to launch.
-
Adhere to and reinforce OneMars processes, taxonomies, and governance standards across planning and execution workflows.
-
Support accurate setup and maintenance of plans within core planning and governance tools, ensuring consistency and transparency.
Measurement, Reporting & Optimization
-
Support ongoing performance tracking and reporting, including pacing checks, post‑launch validation, and campaign summaries.
-
Assist in synthesizing learnings and observations to inform optimizations and future planning cycles.
-
Collaborate with measurement and analytics partners to ensure media performance is evaluated against agreed success metrics.
Cross‑Functional Collaboration
-
Work closely with internal partners across Strategy, Data & Tech, Social & Influencer, Connected Commerce, and Production to ensure integrated thinking and flawless delivery.
-
Participate in team forums, planning sessions, and knowledge‑sharing moments to build understanding of the broader OneMars ecosystem.
Expectations of a Media Planner
At this level, a Media Planner is expected to:
-
Execute assigned tasks accurately, on time, and in line with established OneMars standards and processes.
-
Demonstrate growing confidence in media fundamentals, including channel roles, funnel strategy, and core performance metrics.
-
Be detail‑oriented, organized, and proactive in managing deliverables and dependencies.
-
Ask thoughtful questions, seek feedback, and actively contribute to team learning and development.
-
Represent Publicis Media and the OneMars model with professionalism in internal and external interactions.
Required:
-
1–2 years of experience in media planning, media buying, or a related media role (agency or client side).
-
Foundational understanding of paid media channels (e.g., digital, social, video, programmatic, retail media).
-
Strong attention to detail and ability to manage multiple workstreams in a fast‑paced environment.
-
Clear written and verbal communication skills.
Preferred:
-
Experience working within cross‑functional or integrated agency teams.
-
Exposure to media planning, trafficking, or reporting tools and processes.
-
Interest in data‑informed planning and continuous optimization.
