Sr Commercial Marketing Manager Customer Growth & Segmentation

Sr Commercial Marketing Manager Customer Growth & Segmentation
T Mobile US - Bellevue, WA, United States

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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. This is a hybrid role requiring a minimum of 3 days per week in the office.

Responsibilities

Lead customer segment innovation and commercialization initiatives focused on driving 5G broadband growth and customer acquisition

Develop customer segmentation frameworks, value proposals, 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

Qualifications

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

At least 18 years of age

Legally authorized to work in United States

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