Senior Manager, HR Integration M&A

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Job Overview

As Senior Manager, HR Integration, M&A, you'll lead the HR integration strategy and execution for acquisitions, divestitures, and strategic partnerships that shape T-Mobile's future. You'll partner with senior leaders across HR, Finance, Legal, Corporate Development, and the business to ensure successful post-close integration of people, processes, systems, and culture.

This role is best suited for an experienced HR M&A integration leader who has successfully guided organizations through complex acquisitions. While you'll partner closely with deal teams throughout the transaction lifecycle, your primary focus will be leading post-close HR integration, implementation, change management, and operational execution. This role offers a unique opportunity to deepen your expertise in HR M&A while partnering on high-profile acquisitions that shape T-Mobile's future. You'll have the opportunity to your influence across increasingly complex integrations and help evolve our enterprise M&A capabilities.

This is a hybrid role (3 days/week in the office) and remote work is not an option. It can be based in Overland Park, KS; Frisco, TX; or Bellevue, WA

Job Responsibilities:

Lead HR Integration Strategy

Lead the HR integration and separation strategy for acquisitions, divestitures, and strategic partnerships from transaction close through full integration.

Develop integration roadmaps, governance, success metrics, and implementation plans that support business objectives while delivering an exceptional employee experience.

Partner with Corporate Development, HR leaders, and business executives to align integration priorities with enterprise goals.

Drive Enterprise Integration Execution

Lead multiple complex HR integration and separation initiatives simultaneously, ensuring successful execution across timelines, budgets, quality, and risk.

Coordinate HR workstreams across Compensation, Benefits, HR Systems, Talent Acquisition, Organizational Effectiveness, Payroll, Employee Relations, and other HR Centers of Excellence.

Identify integration risks, dependencies, and opportunities while proactively driving solutions.

Build Scalable Integration Programs

Own and continuously improve HR integration methodologies, playbooks, governance models, templates, and best practices.

Lead change management and communication strategies that enable successful employee transitions and organizational adoption.

Drive continuous improvement through lessons learned and integration readiness planning.

Lead and Develop a High-Performing Team

Build and lead a high-performing HR M&A team

Provide mentorship, guidance, and performance management

Partner with Executive Leaders

Serve as the HR integration advisor for senior HR and business leaders.

Build trusted relationships across HR, Finance, Legal, Corporate Development, and business functions to drive alignment, decision-making, and execution.

Present recommendations, progress, risks, and outcomes to executive stakeholders.

Manage Integration Planning and Resources

Partner with HR Finance and FP&A to develop integration budgets, resource plans, and third-party support strategies.

Monitor financial performance and resource utilization across multiple integration initiatives while identifying opportunities for operational efficiency.

Required Qualifications:

7–10+ years of progressive experience leading HR M&A integration, post-merger integration (PMI), divestitures, or other complex enterprise integration initiatives.

Demonstrated success leading HR workstreams through multiple post-close integrations, including planning, implementation, governance, change management, and cross-functional execution.

Strong understanding of HR functions including Compensation, Benefits, HR Systems, Talent Acquisition, Organizational Effectiveness, and Employee Relations.

Experience building integration playbooks, governance models, and scalable HR integration processes.

Proven people leader with experience managing and developing high-performing teams.

Demonstrated ability to influence executive stakeholders and lead through ambiguity.

Experience leading large-scale cross-functional programs with multiple stakeholders and competing priorities.

Excellent executive communication, presentation, and relationship management skills.

Strong strategic thinking, problem-solving, and decision-making capabilities with the ability to balance long-term vision and operational execution.

At least 18 years of age

Legally authorized to work in the United States

Travel:

Travel Required (Yes/No): Yes

DOT Regulated:

DOT Regulated Position (Yes/No): No

Safety Sensitive Position (Yes/No): No

Overland Park, KS base salary range: $142,500-$192,700

Frisco, TX base salary range: $151,100-$204,500

Bellevue, WA base salary range: $170,100-$230,100

Base Pay Range: $130,800 - $236,000

Corporate Bonus Target: 20%

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, click here.

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.

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!

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