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Trillium Rail PartnersVerified Job Source

Accounts Payable Manager

  • Mississauga, ON
  • On-site
  • Posted Aug 20, 2026
  • 1 position

$140,000–$160,000 / year

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Employment type
Full-time
Experience level
Lead · 10+ years
Minimum education
Bachelor’s degree
Posting language
English
Working hours
40 hours per week

Job summary

The Accounts Payable Manager is responsible for overseeing the project's accounts payable function, including invoice processing, vendor payments, and expense reimbursements. This role also involves managing the accounts payable team, maintaining internal controls, and ensuring compliance with financial regulations and company policies.

Job details

About the Project: Trillium Rail Partners (TRP) is a consortium of Amico Major Projects, Alberici Constructors, and Acciona Infrastructure Canada, working closely with Metrolinx to deliver the Stations, Rail, and Systems (SRS) package for the Eglinton Crosstown West Extension (ECWE), a transformative 9.2 km expansion of Toronto’s light rail network. The ECWE will bring the Eglinton Crosstown LRT another 9.2 kilometres farther west, creating a continuous rapid transit line from the east end of Toronto into Mississauga. The Stations, Rail, and Systems (SRS) package encompasses the design, construction, integration, and commissioning of key project components. Position Overview: TRP has a current vacancy for an Accounts Payable Manager that will be responsible for overseeing the project’s accounts payable function, ensuring the timely and accurate processing of invoices, employee expense reimbursements, and vendor payments. This role manages the accounts payable team, maintains strong internal controls, supports month-end and year-end financial processes, and fosters positive vendor relationships while ensuring compliance with company policies and applicable regulations. Key Responsibilities: Ensure invoices are processed accurately and paid in accordance with agreed payment terms. Monitor accounts payable aging and resolve outstanding issues promptly. Ensure compliance with company purchasing and payment policies. Supervise, mentor, and develop Accounts Payable staff. Participate in hiring, onboarding, training, and performance evaluations. Maintain strong relationships with vendors and subcontractors. Address and resolve vendor inquiries, discrepancies, and payment disputes. Support month-end and year-end close activities. Prepare and review accounts payable reconciliations. Maintain effective internal controls over accounts payable processes. Ensure compliance with applicable tax regulations, including sales tax reporting requirements. Support internal and external audits by providing documentation and explanations as required. Identify risks and implement corrective actions to strengthen controls. Evaluate and improve accounts payable procedures and workflows Qualifications: Post-secondary education in Accounting, Finance, Business Administration, or a related field. 10+ years of progressive accounts payable or accounting experience. 4+ years of supervisory or management experience. Previous construction industry experience is an asset. Strong knowledge of accounts payable principles and best practices. Proficiency with Microsoft Excel, including pivot tables, lookups, and data analysis functions. Experience with ERP systems such as SAP, Oracle, Microsoft Dynamics, NetSuite, or similar platforms. Understanding of sales tax regulations and financial controls. Strong leadership and team management abilities. Excellent organizational and time-management skills. High attention to detail and accuracy. Strong analytical and problem-solving capabilities. Effective written and verbal communication skills. Ability to manage multiple priorities in a fast-paced environment. What TRP Can Offer You: Competitive Salary Medical, dental, and vision insurance Employer Matching Retirement Program Life insurance At TRP, we are committed to providing an environment of mutual respect where equal opportunities are available to all applicants and teammates. Accommodation is available upon request for applicants throughout the recruitment and selection process. We thank all applicants for their interest. However, only those selected for an interview will be contacted. Strictly no third-party resumes accepted.

What you’ll do

The Accounts Payable Manager is responsible for overseeing the project's accounts payable function, including invoice processing, vendor payments, and expense reimbursements. This role also involves managing the accounts payable team, maintaining internal controls, and ensuring compliance with financial regulations and company policies.

Requirements

Candidates must have at least 10 years of progressive accounts payable or accounting experience, with a minimum of 4 years in a supervisory or management role. A post-secondary degree in Accounting, Finance, or Business Administration is required, along with proficiency in ERP systems and Microsoft Excel.

Benefits

• Medical insurance • Dental insurance • Vision insurance • Employer matching retirement program • Life insurance

Listed skills

  • Problem solving · Preferred
  • Microsoft Excel · Preferred
  • Communication · Preferred

Other relevant skills

Identified from the job description. Confirm important requirements above.

  • Accounts payable
  • Financial reporting
  • Internal controls
  • Team management
  • Mentoring
  • Vendor relationship management
  • Month-end close
  • Year-end close
  • Reconciliations
  • Sales tax compliance
  • Audit support
  • Microsoft Excel
  • ERP systems
  • Analytical skills
  • Problem-solving
  • Communication
  • Accounts Payable Processing
  • Vendor Payments
  • Microsoft Dynamics 365
  • Financial Controls
  • Workflow Management
  • Accounts Payable
  • Accounting
  • Data Analysis
  • Construction
  • Business Administration
  • Internal Controls
  • Management
  • Enterprise Resource Planning
  • Finance
  • Pivot Tables And Charts
  • External Auditing
  • Sales Tax
  • Leadership
  • Internal Auditing
  • Invoicing
  • Problem Solving
  • Netsuite
  • Employee Onboarding
  • Performance Review
  • Purchasing
  • SAP Applications
  • Subcontracting
  • Time Management
  • Team Management
  • Verbal Communication Skills
  • Vision Insurance
  • Vendor Relationship Management
  • Detail Oriented

Job areas

  • Finance & Accounting
  • Management & Leadership
  • Construction
  • Accounts Payable Manager
  • Accounts Payable / Receivable Manager
  • Finance Managers
  • Financial Managers

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