Senior Associate, People Operations

About WPP Media WPP is the trusted growth partner for the world’s leading brands. With exceptional talent, trusted data and intelligence, and world-class partnerships – all united by our pioneering agentic marketing platform, WPP Open – we help clients navigate change, capture opportunity, and deliver transformational growth. WPP Media is WPP's AI-driven media operating unit, bringing together media, data, and partnerships to deliver creative personalisation at scale. Connected through WPP Open and powered by Open Intelligence, clients see exactly where, how, and why their media investment is working. For more information, visit wppmedia.com . Senior Associate, People Operations (Workday) The Senior Associate, People Operations (Workday) plays a critical role in supporting stabilization, and ongoing administration of Workday across the organization. This position will partner closely with the People Operations team, Payroll, Reporting, and other stakeholders to ensure data integrity, process efficiency, and ensuring we are taking into consideration operational standards. The ideal candidate is detail-oriented, analytical, and process-driven, with a passion for continuous improvement and operational excellence. This role will be heavily focused on auditing data, troubleshooting system issues, documenting processes, and supporting the day-to-day activities associated with Workday and its integration with ADP Payroll. Key Responsibilities Workday Operations & Data Integrity Support the ongoing rollout, stabilization, and optimization of Workday across the employee lifecycle. Audit employee data between Workday and ADP to identify discrepancies and ensure data accuracy. Review and analyze compare reports, error reports, integration reports, and audit findings to proactively identify and resolve issues. Partner with Payroll and HRIS teams to investigate and correct employee data inconsistencies. Monitor Workday transactions and validate successful processing of employee changes. Process Improvement & Documentation Maintain, update, and refine Standard Operating Procedures (SOPs), job aids, and process documentation related to Workday transactions and People Operations workflows. Identify opportunities to streamline processes and improve operational efficiency. Assist in developing and documenting new procedures as Workday functionality expands. Support training and knowledge-sharing initiatives across the People Operations team. Organizational Structure & Data Management Create and maintain Supervisory Organizations (Sup Orgs) and organizational structures within Workday. Support with the processing of organizational changes including transfers, promotions, restructures, and reporting line bulk updates. Submit and validate Enterprise Interface Builder (EIB) uploads and other mass data transactions. Perform quality assurance reviews following data uploads and system changes. Reporting & Analysis Generate and analyze Workday reports to support People Operations, Payroll, and Business Stakeholders. Prepare recurring and ad hoc reporting related to employee data, organizational changes, and system performance. Issue Resolution & Stakeholder Support Serve as a point of contact for Workday-related operational tickets and escalations. Partner with the Workday Project Lead, HRIS, Payroll, and Workday Support teams to investigate and resolve system issues. Track, document, and manage open issues through resolution. Support testing activities, system enhancements, and post-production validation efforts. ________________________________________________________________________________________ Qualifications Bachelor's degree or equivalent combination of education and experience. 1–2 years of experience in Human Resources, People Operations, HRIS, Payroll, or a related operational function, with a focus on Workday. Strong attention to detail and commitment to data accuracy. Advanced proficiency in Microsoft Excel, including data analysis and r…