T Hub - Lead Data Migration Consultant

Working at T-Mobile’s T Hub offers a unique and highly rewarding experience in the IT market. T-Mobile is a leader in the telecommunications industry, providing opportunities to work with cutting-edge technologies such as 5G, IoT, and AI, shaping the future of connectivity. The company fosters a diverse and inclusive workplace, promotes continuous learning, mentorship, and career development.

• Extensive experience with SAP SuccessFactors Employee Central implementations.
• Strong expertise in integration architecture for HR landscapes.
• Hands-on experience with SAP Integration Suite / CPI or comparable middleware platforms.
• Proven experience leading HR data migration in large transformation programs.
• Experience with payroll integrations and global HR system landscapes.
• Strong stakeholder management experience in complex international programs.

• Define the overall integration strategy for the SuccessFactors landscape.
• Design integration scenarios with systems such as SAP HCM, SAP Payroll, third-party payroll providers, identity management platforms, and reporting/downstream systems.
• Lead the implementation of integrations using SAP Integration Suite / CPI, APIs, and middleware technologies.
• Define and lead the global data migration approach for Employee Central and related modules.
• Ensure robust processes for data mapping, transformation, validation, and cutover execution.
• Identify data quality risks early and coordinate improvement initiatives with business stakeholders.
• Design and oversee replication mechanisms between SuccessFactors and payroll systems.
• Ensure stable and compliant integration with local payroll solutions and country-specific requirements.
• Support the program across all SAP Activate phases, ensuring integration and migration readiness during design and explore workshops, realize and integration testing, deployment, and rollout waves.
• Act as the central authority for integration and data topics within the program.
• Coordinate cross-functional teams including functional consultants, technical integration teams, and client IT departments.
• Provide guidance to program leadership on technical risks, dependencies, and mitigation strategies.