We are looking for an experienced Payroll Administrator for a contract opportunity in Mississauga. This role requires hands-on experience processing payroll and time and attendance using SAP within a complex payroll environment. This position offers an opportunity to work within the regulatory industry and contribute to the smooth operation of payroll processes. Responsibilities:<ul><li>Inputting, maintaining, and implementing payroll data for new hires, appointments, rate changes, reclassifications, transfers, terminations, relief pay, retroactive pay, job codes, benefit plan changes, tax exemption amounts, union and society dues, variable allowances, overtime, sick time, and leaves of absence</li><li>Preparing and processing payroll in accordance with established payroll manuals, procedures, collective agreements, and People & Culture policies</li><li>Processing and validating time and attendance data in SAP to ensure accuracy and compliance with legislative and collective agreement requirements</li><li>Printing, reviewing, and auditing payroll registers to verify accuracy and identify discrepancies</li><li>Finalizing and posting payroll following approvals, ensuring accurate general ledger entries and resolving any errors</li><li>Generating and saving bank deposit files</li><li>Reconciling payroll accumulation control accounts and completing corrections related to tax fields, CPP exemptions, pension reinstatements, sick leave, and vacation balances</li><li>Ensuring payroll transactions are completed within required timelines and in compliance with the Employment Standards Act (ESA), Canada Revenue Agency (CRA), Service Canada, and applicable collective agreements</li><li>Responding to internal and external audit inquiries, including year-end, CRA, and Service Canada requests</li><li>Assisting with year-end payroll processes, including T4, T4A, and T5 preparation, reconciliation, and adjustments</li><li>Investigating, explaining, and correcting unusual payroll items and liaising with CRA as required</li><li>Supporting payroll system upgrades, SAP time and attendance and payroll enhancements, testing, and implementation activities</li><li>Maintaining and updating payroll procedures, manuals, and training documentation during system upgrades and changes</li></ul>

<ul><li>Minimum of 5 years of experience in payroll administration, preferably within a unionized environment.</li><li>Proficiency in full-cycle payroll processing and benefit administration.</li><li>Hands-on experience with SAP Payroll and Time & Attendance (required)</li><li>Strong working knowledge of Canadian payroll legislation, ESA, CRA, and Service Canada requirements</li><li>Experience supporting unionized or collective agreement environments is an asset</li><li>Strong attention to detail, organization, and ability to meet strict payroll deadlines</li><li>Exceptional attention to detail and accuracy in handling sensitive payroll data.</li><li>Ability to manage multiple priorities and meet strict deadlines.</li><li>Effective communication skills to liaise with auditors, managers, and other stakeholders.</li><li>Experience in documenting processes and updating manuals during system changes.</li></ul>

Robert Half is the world’s first and largest specialized talent solutions firm that connects highly qualified job seekers to opportunities at great companies. We offer contract, temporary and permanent placement solutions for finance and accounting, technology, marketing and creative, legal, and administrative and customer support roles. Robert Half works to put you in the best position to succeed. We provide access to top jobs, competitive compensation and benefits, and free online training. Stay on top of every opportunity - whenever you choose - even on the go. <a href="https://www.roberthalf.com/ca/en/mobile-app" target="_blank">Download the Robert Half app</a> and get 1-tap apply, notifications of AI-matched jobs, and much more. This job posting is for a current vacancy with our client. Our specialized recruiting professionals apply their expertise and utilize our proprietary AI to find you great job matches faster. Questions? Call your local office at 1.888.490.3195. All applicants applying for Canadian job openings must be authorized to work in Canada. Only job postings for jobs located in Quebec appear in French. © 2025 Robert Half. By clicking “Apply,” you’re agreeing to Robert Half’s <a href="https://www.roberthalf.com/ca/en/terms">Terms of Use</a> and <a href="https://www.roberthalf.com/ca/en/privacy">Privacy Notice</a>.

Mississauga, ON
onsite
Temporaire
35.00 - 38.00 CAD / Hourly
We are looking for an experienced Payroll Administrator for a contract opportunity in Mississauga. This role requires hands-on experience processing payroll and time and attendance using SAP within a complex payroll environment. This position offers an opportunity to work within the regulatory industry and contribute to the smooth operation of payroll processes. Responsibilities:<ul><li>Inputting, maintaining, and implementing payroll data for new hires, appointments, rate changes, reclassifications, transfers, terminations, relief pay, retroactive pay, job codes, benefit plan changes, tax exemption amounts, union and society dues, variable allowances, overtime, sick time, and leaves of absence</li><li>Preparing and processing payroll in accordance with established payroll manuals, procedures, collective agreements, and People & Culture policies</li><li>Processing and validating time and attendance data in SAP to ensure accuracy and compliance with legislative and collective agreement requirements</li><li>Printing, reviewing, and auditing payroll registers to verify accuracy and identify discrepancies</li><li>Finalizing and posting payroll following approvals, ensuring accurate general ledger entries and resolving any errors</li><li>Generating and saving bank deposit files</li><li>Reconciling payroll accumulation control accounts and completing corrections related to tax fields, CPP exemptions, pension reinstatements, sick leave, and vacation balances</li><li>Ensuring payroll transactions are completed within required timelines and in compliance with the Employment Standards Act (ESA), Canada Revenue Agency (CRA), Service Canada, and applicable collective agreements</li><li>Responding to internal and external audit inquiries, including year-end, CRA, and Service Canada requests</li><li>Assisting with year-end payroll processes, including T4, T4A, and T5 preparation, reconciliation, and adjustments</li><li>Investigating, explaining, and correcting unusual payroll items and liaising with CRA as required</li><li>Supporting payroll system upgrades, SAP time and attendance and payroll enhancements, testing, and implementation activities</li><li>Maintaining and updating payroll procedures, manuals, and training documentation during system upgrades and changes</li></ul>
2026-01-31T23:53:38Z