Company Overview
We are North America's leading security and facility services provider with approximately 300,000 service personnel. At Allied Universal(R), we pride ourselves on fostering a promote from within culture. There are countless examples of individuals who began their career as Security Professionals and today hold positions on our senior leadership team. We offer medical, dental and vision coverage, life insurance, employee assistance programs, company discounts, perks and more for most full time positions!

Start your phenomenal career with Allied Universal today!

Senior Payroll Specialist
Location: 5580 Explorer Drive, Mississauga, ON (Hybrid)
Schedule: Monday to Friday, 9:00 AM - 5:00 PM
Salary: $80,000 - $81,885 annually
Reports To: Sr. Manager, Payroll and Benefits

Position Summary
The Senior Payroll Specialist is responsible for the accurate and timely processing of multi-divisional, multi-provincial payrolls across Canada. This role is critical in ensuring payroll integrity through detailed general ledger (GL) reconciliations, statutory remittances, and union benefit contributions.

Partnering closely with Finance, this position supports month-end close, audit readiness, and financial reporting accuracy. As a senior member of the team, the role also provides guidance, training, and mentorship to other payroll team members. The ideal candidate brings strong analytical capabilities, exceptional attention to detail, and the ability to manage confidential information while meeting tight deadlines. There are no direct reports.

Key Responsibilities

Process and support full-cycle payroll for multiple divisions across Canada (bi-weekly and monthly) in compliance with federal and provincial legislation

Perform detailed payroll general ledger (GL)



reconciliations; investigate and resolve discrepancies in partnership with Finance

Manage, reconcile, and submit union dues and benefit plan contributions, including pensions and related remittances

Ensure compliance with Canada Revenue Agency (CRA) requirements and all applicable provincial labour standards

Prepare and process year-end activities, including T4s, T4As, T2200s, and Records of Employment (ROEs)

Administer payroll deductions including benefits, pensions, and garnishments (e.g., tax levies, child support)

Support month-end close processes, including payroll accruals and journal entries

Investigate and resolve payroll discrepancies; respond to employee and manager inquiries in a timely manner

Maintain accurate and up-to-date payroll records in systems such as ADP and WinTeam

Respond to government agency requests and manage payroll-related notices and reconciliations

Support internal and external audits by preparing payroll data, reports, and documentation

Identify and implement opportunities to improve payroll processes, automation, and reporting accuracy

Provide training, guidance, and mentorship to payroll team members to support team development and consistency

Qualifications
Education & Certification

High school diploma or equivalent required

PCP (Payroll Compliance Practitioner) designation from the National Payroll Institute (NPI), or working toward PCP, is an asset





Post-secondary education in Accounting, Finance, or a related field is preferred

Experience

Minimum of 3 years of experience supporting multi-provincial Canadian payroll

5+ years of progressive, senior-level payroll experience

Experience managing payroll across multiple business units or divisions

Strong experience with payroll GL reconciliation and finance-related payroll functions

Experience processing union payrolls and benefit remittances is highly preferred

Experience with payroll systems such as ADP, Ceridian, or Payworks

Knowledge & Skills

In-depth knowledge of Canadian payroll legislation, CRA regulations, and provincial standards

Excellent analytical skills with a strong focus on detail, accuracy, and reconciliation

Exceptional attention to detail with the ability to consistently meet tight deadlines

Proven ability to handle highly confidential information with integrity and discretion

Advanced Microsoft Excel skills (e.g., VLOOKUPs, pivot tables, data analysis)

Strong problem-solving and organizational skills

Excellent communication and interpersonal skills, with the ability to collaborate across departments

Ability to prioritize work effectively in a fast-paced, deadline-driven environment

Work Environment

Hybrid work model (combination of in-office and remote work)

Office located at 5580 Explorer Drive, Mississauga

Primarily sedentary role involving computer and telephone use

Minimal physical effort required

Allied Universal® is an inclusive and equitable employer, encouraging applications from qualified women and men including persons with disabilities, members of visible minorities, and Aboriginal persons.

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📌 Senior Payroll Specialist (Ontario)
🏢 Allied Universal Security Services
📍 Ontario