PAYROLL & HR SPECIALIST (Temp)

Ariston Group•Mississauga, ON

2d•CA$60,000 - CA$80,000

About The Position

The Payroll & HR Specialist is responsible for delivering accurate and compliant payroll processing while supporting core HR operations across the employee lifecycle. This role will support both the Canadian and US HR Managers, and ensures timely payroll execution, maintains HR data integrity, and supports employees and managers with payroll, benefits, and HR-related inquiries. The position plays a key role in ensuring compliance with company policies, employment legislation, and collective agreements (where applicable), while supporting efficient and effective HR service delivery.

Requirements

College Diploma in Payroll, or HR or equivalent combination of industry experience.
Minimum five (5) years’ experience in payroll, exposure to global payroll platforms a plus
Minimum three (3) years’ experience in HR
Experience processing Hourly payroll in a unionized setting
Strong understanding of payroll legislation (taxation, statutory deductions, ROEs, year-end reporting)
Experience with payroll systems (e.g., Ceridian Dayforce, ADP)
Proficiency in HRIS systems (e.g., SAP SuccessFactors)
Advanced Microsoft Excel skills (data analysis, reconciliation, reporting)
Knowledge of time and attendance systems and payroll integration
Understanding of benefits administration processes
Proficiency with Ontario employment standards (other provinces and USA considered an asset)
Familiarity with Ontario Labour Relations and collective bargaining and agreements
High attention to detail and accuracy
Strong analytical and problem-solving skills
Excellent organizational and time management abilities
Strong interpersonal, teamwork and communication skills
Excellent writing, communication and organizational skills. Attention to detail.
Ability to read, write, and speak English. Ability to effectively present information to management.
Ability to apply advanced mathematical concepts such as discounts, interest, commissions, proportions, percentages, area, circumference, and volume.
Ability to define problems, collect data, establish facts, and draw valid conclusions.
Ability to handle confidential information with discretion
Customer-service orientation with a proactive approach
Proficient computer skills using Excel, PowerPoint and Word

Nice To Haves

Bachelor’s Degree or equivalent combination of education and experience.
Certified Human Resources Professional (CHRP) designation
Payroll Compliance Practitioner (PCP)
US Payroll Experience

Responsibilities

Process end-to-end payroll for hourly and salaried employees, ensuring accuracy and timeliness
Maintain employee payroll records
Review and validate timekeeping data, including overtime, shift premiums, and absences
Reconcile payroll registers and investigate discrepancies
Ensure compliance with payroll laws, tax regulations, and company policies
Investigate Service Canada ROE Inquiries
Process off-cycle payments, terminations, and pay adjustments in both Canada & the US
Coordinate with external payroll providers (e.g., Dayforce, ADP) when applicable
Prepare and submit payroll-related reporting (remittances, year-end filings, ROEs, T4s)
Ensure payroll practices comply with employment legislation and internal policies
Support payroll audits and internal/external reporting requirements
Act as first point of contact for payroll related employee inquiries
Key point of contact for upcoming Payroll integration project, migrating to global payroll provider
Maintain accurate employee records in HRIS (e.g., SuccessFactors, Dayforce)
Support onboarding, job changes, and terminations, ensuring accurate data entry
Assist with benefits administration (enrollments, changes, inquiries)
Prepare HR documentation (Job offer letters, employment letters, compensation changes, reports)
Monitor, update and maintain employee files to ensure compliance and audit readiness
Support time and attendance processes and reporting
Assist with policy administration and employee communications
Ensure HR practices comply with employment legislation and internal policies
Identify and implement process improvements to increase efficiency and accuracy
Act as first point of contact for HR-related employee inquiries
Provide clear guidance on pay, benefits, policies, and procedures
Support managers with payroll and HR processes, ensuring consistency and compliance