Global HR Business Partner for International Sales driving HR initiatives and change management. Collaborating with leadership to foster high - performance culture and organizational efficiency.
About the role
- Senior Manager leading HR M&A Integration at T-Mobile to drive talent and culture integrations. Responsible for strategic HR initiatives in mergers and acquisitions.
Responsibilities
- Manage and implement the HR integration and separation strategy in alignment with corporate and people goals
- Define objectives, success criteria, and timelines that support employee experience, compliance, and business continuity
- Partner with HR and business leadership to identify and prioritize acquisition, divestiture and joint venture programs
- Lead planning and execution of HR activities with a focus on seamless transitions of people, culture, and HR processes
- Lead and manage multiple HR integration and divestiture programs simultaneously, ensuring timely delivery and quality outcomes
- Leading the creation and tracking of HR roadmaps and achievements
- Implement HR governance frameworks to assess progress, manage risks, and report outcomes across HR Centers of Excellence (e.g., Compensation, Benefits, Talent Acquisition, Organizational Effectiveness) to HR executives
- Create and implement change management and communication plans to ensure smooth transitions and strong partner engagement
- Continuously improve HR M&A program management tools, templates, and lessons learned to strengthen future integration readiness and employee experience
- Serve as the primary HR point of contact for integration and separation initiatives, ensuring alignment and coordination among HR COEs, business leaders, and cross-functional partners
- Foster strong relationships with internal and external partners to enable effective collaboration, timely decision-making, and issue resolution
- Build and lead a high-performing HR M&A team, providing mentorship, guidance, and performance management
- Direct and coordinate HR COE leads and project managers to drive alignment across all integration and separation workstreams
- Foster a culture of inclusion, innovation, accountability, and continuous improvement
- Partner with HR and FP&A to prepare and manage HR integration and separation budgets, T-Mobile resource planning, and third party budgeting and resource plans, ensuring efficient allocation to deal priorities
- Partner with deal teams to ensure integration resource execution plans map to TMUS business targets and goals
- Track financial performance of HR programs versus budget, finding opportunities for cost optimization and operational efficiency
Requirements
- Bachelor’s degree in Business Administration, Engineering, or related field; or 15+ years of relevant experience (required)
- Master’s/MBA strongly preferred
- 7–10 years of experience in mergers, acquisitions, or divestitures with a solid record of driving complex HR integration initiatives from planning through execution
- 4–7 years in the wireless telecommunications industry with a solid understanding of wireless technologies, operations, and business drivers
- 4–7 years leading integration or program/project management functions, with proven success delivering integration or separation projects (M&A, divestitures, large-scale transformations, or technology implementations)
- 4–7 years of progressive people leadership, including managing, developing, and mentoring high-performing teams
- 4–7 years of analytical or operational business experience, with the ability to translate data and insights into strategic recommendations
- Experience developing and delivering strategic plans in complex, fast-paced environments
- Demonstrated ability to effectively partner with, influence, and present to C-suite executives
- Exceptional communication skills—clear, confident, and able to tailor messaging to diverse audiences
- Strong influence, negotiation, and relationship-building skills, with the ability to bring teams together across functions
- Proven critical thinking and the ability to balance long-term vision with operational execution
- At least 18 years of age
- Legally authorized to work in the United States
Benefits
- Medical, dental and vision insurance
- Flexible spending account
- 401(k)
- Employee stock grants
- Employee stock purchase plan
- Paid time off
- Up to 12 paid holidays 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
- Voluntary long-term care insurance
- Mobile service & home internet discounts
- Pet insurance
- Access to commuter and transit programs
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