[Hiring] Payroll Implementation Support Specialist @GreenLight Workforce Solutions Inc

Role Description

We are seeking a Payroll Implementation Support Specialist to help drive the implementation of GreenLight’s new payroll provider. This person will partner with Payroll, HR, Finance, Engineering/Product, and the selected payroll provider to support:

• Implementation planning
• Data migration
• Configuration validation
• Integration coordination
• Testing
• Cutover
• Go-live readiness
• Post-launch stabilization

The ideal candidate has hands-on experience with complex payroll implementations, including:

• Multi-state U.S. payroll
• High-volume hourly workforces
• Ideally multi-country payroll exposure

This person does not need to be an engineer but should be comfortable coordinating technical workstreams and working with internal and vendor teams on:

• System integrations
• Data flows
• Testing
• Issue resolution

Qualifications

• 5–8+ years of experience in payroll operations, payroll systems, payroll implementation, or payroll implementation support.
• Hands-on involvement in at least one complex payroll system or payroll provider implementation.
• Strong understanding of complex payroll environments, including U.S. multi-state payroll.
• Experience with high-volume hourly payroll, variable pay, frequent worker changes, payroll cutoffs, exceptions, and reconciliation.
• Experience supporting data validation, payroll reconciliation, parallel payroll testing, and issue resolution.
• Ability to coordinate cross-functional workstreams across payroll, HR, finance, engineering/product, vendors, and implementation partners.
• Comfortable working with technical teams on integrations, data flows, field mapping, testing, and issue tracking.
• Strong Excel skills and ability to analyze large datasets and identify discrepancies.
• Strong communication, documentation, and project coordination skills.
• Availability for a 3–5 month contract.

Requirements

• Experience supporting payroll implementations across multiple countries or multiple payroll providers.
• Experience with U.S. and international payroll implementations, ideally including Canada, the UK, and EU countries.
• Experience supporting payroll integrations with HCM/HRIS, time and attendance, benefits, finance, general ledger, or other operational systems.
• Experience working with API-based integrations, vendor technical teams, sandbox testing, integration test scripts, and system-to-system reconciliation.
• Experience with complex hourly, contingent workforce, staffing, EOR, or payrolling environments.
• Experience working with third-party implementation partners in a complex enterprise or multi-entity environment.
• CPP, FPC, PMP, or similar certification is helpful but not required.

Benefits

• This is a temporary contract role expected to last approximately 3–5 months.
• The role will support GreenLight through implementation, testing, cutover, go-live, and initial stabilization of the new payroll provider.
• The successful candidate will be practical, detail-oriented, hands-on, and comfortable operating between payroll operations, finance, HR, engineering, and vendor teams.