Senior Payroll Analyst

“Join us in building Careers and shaping Experiences Beyond the Box”

At Atlantic Packaging, every box tells a story and yours begins here. As a proudly Canadian-owned company with over 80 years of excellence in the corrugated packaging industry with operations within North America (Ontario, Quebec and United States), we’re committed to sustainability, customer excellence and community impact. Since 1945, we’ve supported local jobs and built a legacy of trust with our clients and team members.

At Atlantic, your ideas matter, your growth is supported and your work makes a real impact.

Reporting to the Payroll Manager, the Sr. Payroll Analyst supports the accurate and timely processing of payroll while providing hands‑on technical support for Dayforce. This intermediate-level role combines day-to-day payroll processing with payroll systems support, vendor coordination and structured testing of payroll-related changes. You will work closely with Payroll, HR Technology and other partners to ensure payroll requirements, controls and employee impacts are understood, tested and validated through system updates and Atlantic’s broader HR technology transformation.

This is an opportunity to strengthen your payroll systems expertise while contributing to a large technology transformation at Atlantic Packaging.

• Support accurate and timely payroll processing by reviewing payroll inputs, employee changes, earnings, deductions, retroactive adjustments and other transactions for completeness and accuracy.
• Perform payroll audits, reconciliations and data validation, investigate discrepancies and work with the Payroll team to resolve issues before payroll close.
• Provide hands‑on functional and technical support for Dayforce Payroll, including troubleshooting system and data issues, supporting system updates and validating payroll‑related changes.
• Coordinate vendor management activities such as support tickets, issue follow‑up, change requests, testing, documentation and tracking vendor deliverables.
• Support Dayforce releases, enhancements and payroll‑related system changes by assessing impacts, completing test scenarios, documenting results and confirming readiness for production.
• Support Atlantic’s HR technology transformation by documenting payroll requirements, participating in user acceptance and parallel testing, tracking defects, validating integrations and confirming payroll requirements are met before go‑live.
• Partner with Payroll, HR Technology, HR, Finance, IT and external vendors to resolve payroll system and data issues and support reliable end‑to‑end processes.
• Maintain payroll procedures, system documentation, controls and testing evidence to support consistent processing, knowledge transfer and audit readiness.
• Identify opportunities to improve payroll accuracy, controls, workflows and system use, while escalating risks and defects in a timely manner.

• 3-5 years of hands‑on Dayforce experience supporting payroll operations, with strong technical knowledge of the Dayforce Payroll module.
• Progressive payroll experience supporting payroll processing in a high‑volume environment, including both hourly and salaried employee populations.
• Strong working knowledge of Canadian payroll processes, payroll calculations, controls and statutory requirements.
• Experience troubleshooting payroll system and data issues, supporting system updates and completing structured testing or user acceptance testing.
• Strong attention to detail and accuracy, with the ability to identify variances, investigate root causes and follow issues through to resolution.
• Strong Excel skills and confidence working with payroll data, reconciliations, reports and large data sets.
• Strong…