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The Sr. Commercial Marketing Manager, Customer Growth & Segmentation is responsible for driving 5G Broadband growth through customer segment innovation, commercialization strategy, and market expansion initiatives. This role will identify and develop high-potential customer segments, differentiated value propositions, and targeted acquisition strategies that strengthen T-Mobile’s competitive position and category leadership for our Postpaid and Prepaid broadband business. You will leverage customer insights, market intelligence, behavioral trends, and competitive analysis to develop strategic growth initiatives and bring innovative ideas from concept through commercialization. Success in this role requires strong business acumen, analytical thinking, and the ability to translate customer and market insights into scalable growth strategies. You will partner closely with teams across Product, Marketing, Brand, Pricing, Commercial Acquisition, Program Management, and CX Operations to develop and execute segment strategies that drive measurable business impact. The ideal candidate is a strategic, customer-obsessed marketer who thrives in fast-paced environments and has experience developing acquisition strategies, unlocking emerging customer segments, and influencing cross-functional stakeholders.
Job Responsibility
Lead customer segment innovation and commercialization initiatives focused on driving 5G broadband growth and customer acquisition
Develop customer segmentation frameworks, value propositions, acquisition strategies, and business cases to support growth initiatives
Partner cross-functionally with Marketing, Product, Pricing, Brand, Commercial Growth, and Planning teams to develop and execute go-to-market initiatives
Manage segment performance using insights and marketing intelligence to optimize strategy and drive continuous improvement
Present strategic recommendations, opportunity assessments, and performance updates to senior leadership
Also responsible for other duties/projects assigned by business management as needed
Requirements
Bachelor’s degree in Marketing, Business, Communications, or related field, or 7 years of equivalent work experience
advanced degree preferred
7+ years of experience in Marketing, Product Marketing, Commercial Strategy, Customer Segmentation, Growth Marketing, or related disciplines
Proven experience developing customer acquisition strategies and commercialization plans in highly competitive industries
Strong strategic thinking and analytical capabilities, with the ability to translate customer, market, and performance insights into actionable business strategies
Experience developing value propositions, go-to-market plans, and targeted customer strategies that drive measurable business outcomes
Demonstrated success leading cross-functional initiatives and influencing stakeholders across matrixed organizations
Strong communication, storytelling, and presentation skills
Entrepreneurial mindset with a passion for innovation and problem solving