Senior Marketing Media Manager

Role Overview

The Senior Marketing Media Manager is one of the leadership roles within the Media Operations & Partnerships team, helping steward a $2B enterprise media investment portfolio across all lines of business. This newly created role partners closely with the in-house media team, agency, and cross-functional stakeholders to establish and oversee the governance, processes, and operating framework that fuel high-value relationships with T-Mobile’s key media partners.

Through strong project management and cross-functional coordination, this individual will drive accountability, ensure key initiatives remain on track, and help teams successfully execute against established partnership strategies. The individual will also lead the end-to-end annual endeavor planning process, driving T-Mobile's second-largest enterprise media value initiative behind the Video Upfronts.

The ideal candidate brings experience working within the media industry and understands the value of building strong, collaborative relationships with agencies and media partners. They excel at building relationships across geo-dispersed teams, leading cross-functional initiatives, managing multiple complex priorities, and proactively navigating ambiguity with a solutions-oriented mindset. They are highly organized, self-directed, and thrive in fast-paced environments, bringing a strong sense of ownership and urgency to everything they do.

This individual is an exceptional project manager who coordinates diverse stakeholders, keeps complex work streams moving, and drives accountability across teams to ensure commitments are delivered on time and with a high degree of quality, all while quickly building trusted relationships with key collaborators. They have a passion for reimagining how work gets done and embrace AI and automation as part of their everyday toolkit, continuously seeking opportunities to simplify processes, improve efficiency, and modernize the way the team operates.

• Evolve and oversee T-Mobile's media partner management framework, driving consistent adoption, governance, and continuous improvement across the media team.
• Steward end-to-end annual endeavor process in collaboration with in-house media and agency, including strategy development, briefing, negotiation, approvals, and ongoing management to maximize enterprise media value.
• Partner with the Media Enablement team to modernize media partnership operations by identifying opportunities to leverage AI, automation, and scalable workflows that improve efficiency, visibility, and consistency.
• Develop and manage internal and external partner communication processes that drive timely engagement, clearly defined roles and responsibilities, and seamless stakeholder coordination.
• Serve as the first point of contact for media partnership inquiries, leveraging a broad understanding of partner relationships, supporting documentation, and stakeholder roles to answer questions, source information, or facilitate connections to the appropriate subject matter experts.
• Lead the development of briefs to support partner meetings for senior leaders and executives.
• Lead or support cross-functional initiatives, special projects, and ad hoc requests as needed.
• Drive quality assurance across media partnership operations, ensuring the accuracy, consistency, and reliability of key deliverables, processes, and communications.

• Bachelor's Degree in Business, Marketing, Communications, or related field (Required).

• 7-10 years of media management experience in consumer products; agency media planning experience strongly preferred.
• Experience leading complex, cross-functional initiatives involving multiple stakeholders, driving alignment and successful execution.
• Experience establishing governance, processes, or operating frameworks that improve consistency, accountability, and execution.
• Deep understanding of the media landscape, including experience working with media partners to build collaborative relationships that drive business value.

• Proven ability to build trusted relationships, influence without direct authority, and drive alignment…