Media Governance & Strategy Assistant Manager

GM • Detroit, MI

19h

About The Position

The Media Governance & Strategy Assistant Manager plays a critical role in advancing structured paid media testing across GM by formalizing a consistent approach to designing tests that deliver actionable, repeatable insights at enterprise scale. This position ensures that all paid media tests have a focused purpose and align with the overarching goals and objectives of GM Media, while requiring strong collaboration with GM brand media, analytics, research, audience development, and all agency partners. You will demonstrate excellent communication skills, a data-driven approach to evaluating test viability and scalability, a deep understanding of media, data, and technology ecosystems, and the ability to provide concise feedback and clear, organized direction to a diverse set of internal stakeholders, external agencies, and vendors.

Requirements

• 7+ years of paid media experience, preferably in digital marketing, media planning, or an advertising agency environment.
• Bachelor Degree required
• Comprehensive understanding of marketing principles, media channels and audience segmentation.
• Familiarity with data analysis tools, ad platforms and marketing technology stacks.
• Strong analytical skills, including use of data, and analytics tools to design tests, interpret results, and optimize performance.
• Proven ability to lead large, complex initiatives and influence cross-functional teams, including indirect reports.
• Excellent written and verbal communication skills, with a track record of distilling complex data into clear, actionable insights.
• Skilled at building strong relationships and collaborating with internal and external stakeholders at all levels.
• Proactive, organized self-starter with strong time management who thrives in a fast-paced, evolving media environment.

Nice To Haves

• 1-3+ years of media activation experience
• Proven experience of using data to inform media testing and optimize campaign performance.
• Desire to remain current in the media space through ongoing education and skill development.
• Understanding of statistical concepts to design robust testing methodologies and interpret results.

Responsibilities

• Provide governance and strategic guidance to GM and agency teams on paid media testing, shaping direction and ensuring disciplined execution against priority learning agendas.
• Manage a comprehensive paid media testing tracker, including test details, timelines, results, and insights.
• Partner with brand media teams to understand goals and objectives and ensure tests align with paid media investment strategies.
• Evaluate and manage testing briefs to confirm proposals are logical, aligned with priority objectives, non-redundant, and scalable across the enterprise.
• Collaborate closely with GM research and analytics teams to ensure rigorous test structure, design, and measurement.
• Propose and shape new paid media tests that uncover opportunities to improve media effectiveness and efficiency.
• Synthesize test-and-learn insights into enterprise guardrails and a forward-looking roadmap for advancing paid media testing

Benefits

• From day one, we're looking out for your well-being–at work and at home–so you can focus on realizing your ambitions. Learn how GM supports a rewarding career that rewards you personally by visiting Total Rewards resources .

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Number of Employees: 5,001-10,000 employees