Sr Manager, Fiber Market Development & JV Partnerships

At T-Mobile, we invest in YOU! Our Total Rewards Package ensures that employees get the same big love we give our customers. All team members receive a competitive base salary and compensation package - this is Total Rewards. Employees enjoy multiple wealth-building opportunities through our annual stock grant, employee stock purchase plan, 401(k), and access to free, year-round money coaches. That’s how we’re UNSTOPPABLE for our employees!T-Mobile’s Broadband business is scaling rapidly across both Fixed Wireless Access and Fiber, and the Fiber portfolio is increasingly defined by the quality of the partnerships we form, the markets we choose to enter, and the rigor of the processes we use to evaluate, approve, and operationalize new fiber builds. This role is the functional leader responsible for all three.As the Sr. Manager, Fiber Market Development & JV Partnerships you will lead a small, high-impact team responsible for the end-to-end lifecycle of T-Mobile’s fiber market pipeline – from partner origination and data-driven market evaluation to contract negotiation, operational readiness, and commercial launch.You will manage a team of analysts, GIS specialists, and operations coordinators, and you will be the primary point of accountability for ensuring that T-Mobile’s fiber footprint grows in the right markets, with the right partners, on the right terms. You will be the source of truth across our partner relationships and be directly accountable for the pace and quality of T-Mobile’s fiber market expansion.This is a hybrid role requiring a minimum of 3 days per week in the office.Key Responsibilities:Fiber Market DevelopmentLead the evaluation of prospective fiber builds across T-Mobile’s existing and future partner networks, assessing new market opportunities against current partner commitments, contractual obligations, and strategic prioritiesOwn the market evaluation process end-to-end: coordinate GIS-based overlap analysis, ML-driven penetration propensity modeling, competitive landscape assessment, and demographic scoring to produce defensible market recommendationsPartner with the Broadband Data Science team to operationalize a machine learning model and ensure model outputs are translated into actionable market-level insightsFacilitate markets through internal evaluation processes and external partner review cadences, culminating in market approval by T-Mobile leadership and/or JV Board of DirectorsDevelop and maintain the market scoring rubric and evaluation criteria, ensuring consistency, repeatability, and continuous improvement as the fiber portfolio scalesProduce market summary packages (penetration curves, demographic overlays, competitive positioning, financial expectations) that serve both internal decision-makers and external partner stakeholdersOperationsOwn the operational infrastructure that moves markets from approved evaluation to commercial launch, including market order facilitation, market acceptance workflows, and partner handoff processesManage broadband legal tracking and prioritization: ensure all partnership agreements, amendments, and contract actions are tracked, prioritized, and progressing through Legal review within agreed SLAsOversee DocuSign CLM (Contract Lifecycle Management) facilitation for all fiber partnership agreements, ensuring proper routing, execution, and archival of contractual documentsDesign and maintain pipeline visibility tools (dashboards, trackers, status reports) that give internal stakeholders and external partners clear line-of-sight into where every market and deal sits in the processDrive cross-functional coordination across Market Development, Data Science, Legal, Finance, and partner teams to eliminate bottlenecks and maintain pipeline velocityPartner RelationshipsManage T-Mobile’s portfolio of fiber wholesale and JV partner relationships, serving as a primary commercial point of contact for ongoing partner engagementLead contract amendment negotiations, term extensions, and commercial modifications with existing wholesale and JV partners as business needs evolvePartner with Corporate Development and Fiber Commercial Team on inorganic growth evaluations, providing market-level intelligence, partner quality assessments, and competitive context that inform deal structuringWhat You Will Own & Key Outcomes Measured AgainstOriginate, evaluate, and prioritize a pipeline of new JV and wholesale partner markets that materially grow T-Mobile’s fiber footprint and retail economics.Deliver defensible market recommendations using GIS overlap analysis, penetration modeling, competitive analysis and financial business cases.Manage partner lifecycle: qualification negotiation contract execution operational handoff launch.Drive operational cadence and tooling for market approval, legal/CLM throughput, market acceptance, and partner PSAs; remove cross-functional bottlenecks.Own partner commercial health and governance: contract amendments, performance, and board-level reporting.Grow and coach a team of analysts, GIS specialists and ops coordinators; professionalize funnel and pipeline stage metrics.What Success Looks Like30 days: Rapid stakeholder relationships; own current pipeline; initiate audit of market scoring rubric and trackers.90 days: Deliver 3–5 market evaluation packages; implement 1 improvement to pipeline visibility or market rubric.12 months: Lead X approved partnered markets (or target KPI), improved pipeline conversion metrics, and measurable reduction in legal/CLM cycle time.QualificationsBachelor's degree in Business, Management, Economics, Finance, or related field and 7 years of related work experience, OR a combination of education and experience deemed equivalent. MBA or Master’s degree in a relevant discipline preferred.7+ years of experience in business development, market development, strategic planning, or commercial operations, with at least 3 years in a people leadership roleDirect experience in telecommunications, broadband / fiber / ISP, or adjacent infrastructure industries strongly preferredDemonstrated track record of managing partner relationships end-to-end: origination, evaluation, negotiation, and ongoing commercial managementDeep understanding of commercial contracts, including contract process, terms, and document management (CLM)Experience working with financial models, business case development, and investment evaluation frameworks (NPV, IRR, CLV, penetration modeling)Familiarity with GIS tools, data-driven market evaluation, and/or ML-informed decision-making processes is a strong differentiatorExperience managing cross-functional workflows involving Legal, Finance, Data Science, and external partnersPrior exposure to JV structures, wholesale agreements, or complex multi-party commercial arrangements is highly valuedAt least 18 years of age and legally authorized to work in the United StatesSome travel required.Total Target Cash Earnings Opportunity: $170,040 - $306,720National Base Pay Range: $141,700 - $255,600The Total Target Cash Earnings Opportunity represents the expected total cash compensation for this role at target performance, combining base salary and annual incentive opportunity. Actual earnings may be higher or lower depending on individual performance and overall company results. The base pay range reflects the compensation component of this opportunity. The candidate’s actual pay will be based on various factors, such as work location, qualifications, and experience, so the actual starting pay will vary within this range. To find the pay range for this role based on hiring location, T-Mobile, employees in regular, non-temporary roles are eligible for an annual bonus or periodic sales incentive or bonus, based on their role. Corporate employees are eligible for a year-end bonus based on individual and/or company performance and which is set at a percentage of the employee’s eligible earnings in the prior year. Certain positions in Customer Care are eligible for monthly bonuses based on individual and/or team performance. The incentive component included in the Total Target Cash Earnings Opportunity reflects target performance. Actual earnings included in the Total Target Cash Earnings Opportunity reflect target performance; actual payouts may vary. At T-Mobile, our benefits exemplify the spirit of One Team, Together! A big part of how we care for one another is working to ensure our benefits evolve to meet the needs of our team members. Full and part-time employees have access to the same benefits when eligible. We cover all of the bases, offering medical, dental and vision insurance, a flexible spending account, 401(k), employee stock grants, employee stock purchase plan, paid time off and up to 12 paid holidays - which total about 4 weeks for new full-time employees and about 2.5 weeks for new part-time employees annually - paid parental and family leave, family building benefits, back-up care, enhanced family support, childcare subsidy, tuition assistance, college coaching, short- and long-term disability, voluntary AD&D coverage, voluntary accident coverage, voluntary life insurance, voluntary disability insurance, and voluntary long-term care insurance. We don't stop there - eligible employees can also receive mobile service & home internet discounts, pet insurance, and access to commuter and transit programs! To learn about T-Mobile’s amazing benefits, check out .Never stop growing!As part of the T-Mobile team, you know the Un-carrier doesn’t have a corporate ladder–it’s more like a jungle gym of possibilities! We love helping our employees grow in their careers, because it’s that shared drive to aim high that drives our business and our culture forward. By applying for this career opportunity, you’re living our values while investing in your career growth–and we applaud it. You’re unstoppable!T-Mobile USA, Inc. is an Equal Opportunity Employer. All decisions concerning the employment relationship will be made without regard to age, race, ethnicity, color, religion, creed, sex, sexual orientation, gender identity or expression, genetic information, national origin, religious affiliation, marital status, citizenship status, veteran status, the presence of any physical or mental disability, or any other status or characteristic protected by federal, state, or local law. Discrimination, retaliation or harassment based upon any of these factors is wholly inconsistent with how we do business and will not be tolerated.Talent comes in all forms at the Un-carrier. If you are an individual with a disability and need reasonable accommodation at any point in the application or interview process, please let us know by emailing View email address on click.appcast.io or calling View phone number on click.appcast.io. Please note, this contact channel is not a means to apply for or inquire about a position and we are unable to respond to non-accommodation related requests.SummaryLocation: Overland Park, Kansas; Bellevue, Washington; Frisco, TexasType: Full timePosted: 2026-10-14Country: United States of AmericaRequisition: REQ376132Posting ID: 4c9d79ed06c51022604b13ab35930000