Architect, develop, test, and deploy Workday integrations using Studio, Core Connectors, EIB, and PECI for US payroll provider interfaces (inbound/outbound, schedules, retries, monitoring). You will lead the design, build, and support of Workday integrations and advanced reporting across Core HCM, Time/Absence, Benefits, US Payroll (PECI), and Recruiting/Talent for a high-impact HRIT program.