Arnott Construction - Payroll & HR Administrator

Arnott Construction Limited is a civil construction company specializing in the water and sewer main industry. Founded in 1929, come ride with us through the 100^th anniversary of the company! The Arnott Group has grown to over 100 employees and has earned an excellent reputation for quality and service with its clients, who include Municipalities, Townships, Counties, and Private Land Developers.

As the “heavy construction professionals”, we succeed through our commitment to innovation, safety, quality, and the environment. Serving Simcoe County and surrounding areas, our Head Office is in Midhurst, along with an area office in Collingwood. This position requires the incumbent to work from the Midhurst office in a full-time capacity.

We have an amazing team, and we offer a total rewards structure like no other:

• Competitive Base Salary
• An RRSP Employer Contribution program that’s unmatched!
• Competitive Group Insurance Benefits
• Other Perks (flexible hours, banked time off for the Christmas season, etc.)
• A great working environment!

Payroll & HR Administrator

The following are the key responsibilities for the position:

Payroll Administration Duties

• Processes full-cycle payroll on a weekly basis for hourly and salaried employees across multiple entities
• Administers payroll in a multi-union environment, including union dues, benefits, and remittances across different collective agreements
• Ensures compliance with CRA requirements, EI, CPP, income tax, and Ontario employment legislation
• Prepares and reconciles:
• Payroll registers
• Source deductions and remittances
• RRSP contributions
• Year-end filings (T4s, T4As)
• Maintains accurate payroll records, including earnings, deductions, and employee changes
• Investigates and resolves payroll discrepancies promptly
• Supports payroll data integration with accounting/ERP systems

HR Administration Duties

• Maintains organized and compliant employee records (digital and physical)
• Coordinates onboarding and offboarding processes, including documentation and system setup
• Administers:
• Employee benefits and updates
• ROEs (Record of Employment)
• Vacation and leave tracking
• Acts as a key contact for employee payroll and HR-related inquiries
• Supports HR policies and ensures best practices are followed

Accounting Duties

• Assists with payroll-related journal entries and account reconciliations
• Allocates payroll costs accurately across:
• Jobs/projects
• Departments/divisions
• Supports month-end and year-end close processes related to payroll
• Collaborates with the finance team to ensure alignment between payroll and financial reporting

Compliance & Process Improvement Duties

• Maintains up-to-date knowledge of payroll legislation, union requirements, and employment standards
• Assists with internal and external audits related to payroll and HR
• Identifies opportunities to improve payroll processes, controls, and efficiencies
• Supports implementation and optimization of payroll and HR systems

Required Qualifications:

• A minimum of 5 years’ experience within a similar role, preferably in the construction, transportation, or similar industry
• Proven experience working in multiple union payroll environments
• Strong knowledge of Canadian payroll legislation (CRA, ESA, WSIB)
• Baseline accounting knowledge (journal entries, GL structure, reconciliations)
• Experience with payroll/accounting systems (e.g., Business Central, QuickBooks, Integrity, Jonas, or similar)
• PCP designation (or equivalent) considered an asset

The successful candidate must demonstrate the following knowledge, skills and abilities:

• Exceptional attention to detail and accuracy
• Strong organizational and time management skills
• Ability to handle confidential information with discretion
• Strong analytical and problem-solving abilities
• Clear and professional communication skills
• Ability to work independently and collaboratively

Thank you for your interest in our position! To confirm, this position represents a current vacancy within our organization.

Only those applicants who are selected for interviews will be contacted. We are committed to providing equal opportunities for persons with disabilities. Accommodations are available at all stages of the recruitment process, at the candidate’s request.

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