Senior HR Application Specialist

Role Overview

The Senior HR Application Specialist acts as both a technical and functional authority for SAP SuccessFactors Employee Central Payroll (ECP) and related systems, guaranteeing the payroll systems' stability, accuracy, and ongoing development.

Key Responsibilities

• Deliver expert functional support and advice for ECP, encompassing payroll processing, off-cycle payments, payroll postings, validation, and bank file transmissions.
• Translate business needs into system configurations and process improvements.
• Investigate and resolve system defects, data issues, and production challenges.
• Maintain and enhance systems through configuration updates, upgrades, and routine support.
• Manage payroll testing cycles, reconciliation procedures, posting/reversal validations, and monitor integrations.
• Oversee HR system integrations connecting SAP SuccessFactors, S/4HANA, banking platforms, and other external applications.
• Coordinate integration testing, interface performance monitoring, issue troubleshooting, and deployment.
• Collaborate with Finance, Treasury, S/4HANA, and IT infrastructure teams for seamless end-to-end processes.
• Engage in architecture design and long-term integration solution development.
• Monitor replication consistency between SAP SuccessFactors and S/4HANA.
• Be the primary liaison between HR, Payroll, Finance, Treasury, Digital Business Solutions, and external partners.
• Facilitate workshops, requirements gathering, testing sessions, and project status meetings.
• Track and manage tasks across multiple stakeholders and teams.
• Contribute to solution designs, documentation, and project governance.
• Plan and execute system integration tests, user acceptance testing, and regression testing.
• Validate business scenarios, payroll results, banking interfaces, and financial postings.
• Provide technical expertise in HR transformation projects including S/4HANA initiatives and integration activities.
• Design and coordinate HR cutover strategies aligned with business schedules and system preparedness.
• Conduct impact analyses to assess integration changes required.

Qualifications and Experience

• Bachelor's degree in Human Resources, Business Administration, Information Technology, or a related field.
• Over 10 years of experience with SAP HCM and SuccessFactors Payroll.
• Experienced in SAP HCM, S/4HANA, payroll system integration, banking interfaces, and HR technology implementations.
• Proven track record supporting full lifecycle deployment and maintenance projects.
• Excellent analytical skills, stakeholder engagement capabilities, and problem-solving aptitude.