Senior Analyst, Finance -- T-Ads Headcount

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We’re looking for a detail-oriented, analytically strong Senior Analyst, Finance to serve as the central headcount finance resource for T-Ads. This role supports the full T-Ads organization and reports directly to the Senior Director, T-Ads. The primary remit is owning the end-to-end headcount forecast — from bottoms-up model builds and scenario planning through to actuals tracking, variance analysis, and consolidated reporting for senior leadership.
This role will work cross-functionally with Finance Business Partners, HR, and business leaders across all T-Ads business units to ensure headcount data is accurate, complete, and actionable. The ideal candidate is highly organized, comfortable managing large datasets across a complex organization, and able to translate headcount data into clear narratives for executive audiences.

Key Responsibilities

• Own the end-to-end headcount forecast for T-Ads, including bottoms-up model builds, scenario planning, and ongoing maintenance across all business units and planning cycles (Budget, Forecast, LRP).
• Load and manage headcount changes in Oracle’s Workforce Planning on a monthly basis to ensure T-Ads is compliant with company-wide consolidations and scenario planning for Frontline/Support FTE.
• Track headcount actuals vs. plan on a monthly basis, producing clear variance analysis and commentary that explains drivers and flags risks to Finance leadership.
• Own consolidated headcount reporting for T-Ads leadership, producing monthly and quarterly HC packages for the Senior Director and Finance Leadership that are accurate, timely, and executive-ready.
• Partner with HR and business leaders across T-Ads to manage headcount approvals, open requisition tracking, and position-level data — ensuring alignment between people plans and financial forecasts.
• Maintain headcount data integrity across planning systems, ensuring consistency between HC actuals, open reqs, forecasts, and financial plans at all times.
• Serve as the primary point of contact for headcount-related questions across T-Ads Finance, acting as a connective resource between Finance Business Partners, HR, and the Senior Director.
• Build and maintain HC dashboards and reporting tools that provide real-time visibility into headcount trends, open reqs, and variances for T-Ads Finance and business leadership.
• Support Risks & Opportunities (R&O) management related to headcount, identifying variances, modeling scenarios, and providing recommendations to Finance leadership.
• Align with Finance Business Partners across all T-Ads business units to consolidate HC inputs and ensure accuracy of submissions for corporate deliverables including Forecast, Budget, and LRP cycles.
• Additional analysis and ad hoc support as required for internal FP&A deliverables, including Investor Day preparation and Scenario Planning.

Qualifications

• Bachelor’s degree in Finance, Accounting, Economics, or related field; MBA or CPA a plus.
• 4+ years of experience in financial planning & analysis (FP&A), with demonstrated experience in headcount forecasting, workforce planning, or people cost analysis.
• Hands-on experience with Oracle Workforce Planning required; broader familiarity with HR and workforce planning systems (e.g., Workday, Oracle HCM) strongly preferred.
• Advanced Excel and financial modeling skills; experience with ERP and planning tools (e.g., SAP, Oracle).
• Proficiency in building executive-ready reporting and dashboards; experience with Power BI, Tableau, or equivalent BI tools a plus.
• Strong communication skills; able to translate data-heavy insights into executive-ready narratives.
• Proven cross-functional collaborator in fast-paced, dynamic environments

.The Successful Candidate Will Possess the Following Traits

• Comfortable building structure from scratch and creating clarity out of chaos.
• Can operate at both the strategic “what should we measure?” level and the technical “how do we build it?” level.
• Exceptionally organized and detail-oriented — able to manage large, complex datasets across a multi-business-unit organization without losing accuracy or timeliness.
• Confident business partner who can influence without authority and drive alignment across teams.
• Must be comfortable working with teams based in other locations, including international (UK & Australia). Some flexibility will be required to collaborate effectively with time-zone differences.
• This role is based in Bellevue, WA and serves as a central resource supporting the full T-Ads Finance organization.

• At least 18 years of age
• Legally authorized to work in the United States

Travel:
Travel Required (Yes/No): No
DOT Regulated:
DOT Regulated Position (Yes/No): No
Safety Sensitive Position (Yes/No): No

Base Pay Range: $67,200 - $121,200

Corporate Bonus Target: 10%

The pay range above is the general base pay range for a successful candidate in the role. The successful 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.

At T-Mobile, employees in regular, non-temporary roles are eligible for an annual bonus or periodic sales incentive or bonus, based on their role. Most Corporate employees are eligible for a year-end bonus based on company and/or individual 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. To find the pay range for this role based on hiring location, https://paylookup.t-mobile.com/paylookup?reqID=REQ368424¶dox=1

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 www.t-mobilebenefits.com.

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