Company Description GainShare Performance Marketing is a full-funnel, performance-first marketing agency that helps growth-focused brands turn marketing investments into predictable revenue. For more than 35 years, the agency has connected media, creative, data, and analytics to drive measurable business outcomes across performance media, performance TV, creative strategy, measurement, forecasting, and customer journey optimization.

Central to its approach is GainShare Performance Suite (GPS), a proprietary AI-powered predictive intelligence platform that links brand investment, media spend, and business results in a single, forward-looking system. GPS enables teams to understand what is working, anticipate changes, and allocate budgets with confidence. GainShare partners with brands operating in complex, competitive categories where effective customer acquisition and data-driven decision-making are critical.

Role Description The Media Assistant is a full-time role based in Toronto, ON with a hybrid work arrangement that allows some work from home. This position supports the planning, execution, and optimization of media campaigns across digital and traditional channels, ensuring accurate trafficking, timely delivery, and consistent campaign performance monitoring.

Day-to-day responsibilities include assisting with media planning, gathering and organizing data, conducting research on audience behavior and market trends, and compiling performance reports for internal teams and clients.

The Media

Assistant collaborates with media strategists,



account teams, and creative partners to maintain campaign documentation, update spreadsheets and dashboards, and help troubleshoot issues with ad delivery or tracking. The role also involves supporting social networking initiatives, maintaining clear communication across stakeholders, and contributing to process improvements that enhance team efficiency and client results.

Qualifications

- Strong Communication skills, including clear written and verbal communication and effective collaboration with cross-functional teams and clients.
- Solid Analytical Skills and Research capabilities to interpret data, identify trends, and support data-driven media recommendations.
- Foundational Media Planning knowledge with an interest in performance media, digital channels, and campaign optimization.
- Comfort with Social Networking platforms and an understanding of how social media fits into broader marketing and media strategies.
- Proficiency with spreadsheets and presentation tools (e.g., Excel, Google Sheets, PowerPoint) and a high level of accuracy with data entry and reporting.
- Ability to manage multiple tasks, prioritize deadlines, and maintain strong attention to detail in a fast-paced environment.
- Relevant education in Marketing, Communications, Business, Media Studies, or a related field, or equivalent practical experience.
- Curiosity about performance marketing, willingness to learn recent tools and platforms, and openness to working with AI-powered analytics solutions.

📌 Media Assistant (Toronto)
🏢 GainShare Performance Marketing
📍 Toronto