ADP Tester

Job Description About The Role We are looking for an experienced ADP Tester with strong expertise in payroll systems, particularly in Workday-to-ADP integration, including ADP GlobalView, Celergo, and ADP Workforce Now. The ideal candidate will bring hands-on experience in validating payroll data, testing integrations, troubleshooting payroll-related defects, and supporting large-scale global payroll transformation programs. This role requires strong functional payroll knowledge, excellent analytical skills, and the ability to collaborate with Workday teams, ADP SMEs, and cross-functional stakeholders operating in different time zones. Key Responsibilities - Payroll & Integration Testing : - Perform end-to-end testing of Workday-to-ADP payroll integrations including data mapping, transformation logic, and file validations. - Validate inbound and outbound payroll files exchanged between Workday and ADP (GlobalView / WFN / Celergo). - Execute test cases covering payroll processing, earnings, deductions, tax calculations, retro pay, and gross-to-net validation. - Test payroll data conversion, initial load testing, and migration scenarios. - Ensure correct configuration and data flow for all payroll components. - Test Execution & Defect Management : - Execute functional, regression, UAT, SIT, and parallel payroll testing for multiple pay groups. - Analyze discrepancies, identify root causes, and document detailed defect logs. - Work closely with developers, payroll SMEs, and integration teams to retest and validate defect resolutions. Prepare and maintain test scenarios, test scripts, and traceability matrices. - Data Validation & Reconciliation : - Validate employee master data, wage types, tax details, time and absence data, costing allocations, and payroll results. - Reconcile payroll outputs (gross-to-net) between Workday and ADP. - Validate security roles, data permissions, and integration triggers. - Collaboration & Stakeholder Management : - Collaborate with Workday functional teams, ADP product specialists, and cross-functional payroll operations teams. - Participate in regular client meetings, review sessions, and status reporting. - Provide subject matter expertise (SME) for Workday payroll integrations and ADP payroll validations. - Documentation & Reporting : - Prepare detailed test reports, defect metrics, and test execution summaries. - Maintain payroll testing documentation for audits and compliance. - Support go-live readiness, cutover activities, and hypercare. Required Skills & Experience Must-Have Skills : - 5 to 7 years of experience in ADP payroll testing, preferably in large enterprise environments. - Strong hands-on experience with : - ADP GlobalView - ADP Workforce Now (WFN) - ADP Celergo - Deep understanding of payroll rules, statutory calculations, earnings/deductions, tax logic, and gross-to-net processes. - Experience validating Workday payroll interfaces and integration designs. - Strong knowledge of test planning, execution, and defect lifecycle. - Comfortable working in US shift timings. Good To Have Skills - Workday HCM or Workday Payroll knowledge. - Experience with global payroll transformation projects. - Exposure to multi-country payroll (US, EMEA, APAC, LATAM). - Basic understanding of integration tools : PECI, Payroll Interface, Core Connector, EIB, etc. Soft Skills - Strong analytical thinking and problem-solving skills. - Excellent communication and stakeholder management. - Ability to work independently in a fast-paced environment. - High attention to detail and quality mindset. Why Work With Us - Opportunity to work on global payroll transformation programs. - Fully remote role with flexible work environment. - Collaboration with international teams and ADP/Workday SMEs. - Long-term contract with extension opportunity based on performance. (ref:hirist.tech)