Accounts Payable Clerk

Kolostat Inc; Newmarket; On-site; CAD 52,000 - 72,000; Full time

Benefits offered by this job

Competitive pay

Insurance plan

4 weeks vacation

Personal days

Career development

Flexible hours

Summer Fridays

Membership dues

Social events

Job summary

Kolostat Inc. in Newmarket, Ontario, is seeking an Accounts Payable Clerk to manage supplier invoices, match to purchase orders, and ensure timely payments across multiple active projects.

You will work closely with internal teams and suppliers to verify accuracy and maintain compliant documentation. The role requires attention to detail, ability to handle high invoice volumes, and strong Excel/Outlook skills.

Qualifications

• 2+ years accounts payable experience.
• Experience in construction industry documentation and compliance.
• Ability to handle high invoice volume across multiple projects.
• Proficiency with Excel and Outlook; experience with accounting software.

Responsibilities

• Receive, verify and enter supplier invoices into the accounting system.
• Match invoices to purchase orders and obtain required approvals.
• Verify expenses allocated to appropriate accounts and projects.
• Manage the AP inbox, prioritize requests and follow up on outstanding items.
• Communicate with suppliers and internal teams to resolve billing discrepancies.
• Reconcile supplier statements and follow up as needed.
• Assist in preparing payments according to deadlines.
• Ensure compliance documentation is on file for projects.
• Maintain up-to-date supplier records and proper filing.
• Collaborate with accounting on month-end activities.
• Perform other related duties to support the team.

Skills

English proficiency

Accounts payable

Construction industry experience

Excel & Outlook

Data entry accuracy

Acumatica (asset)

Tools

Acumatica

Job description

Join a Team Delivering Landmark Projects for Nearly 100 Years.

At Kolostat, we deliver large-scale mechanical projects by leveraging the performance of our teams, the depth of our experience, and the complementary strengths of our integrated expertise. You will have the opportunity to work alongside passionate experts and contribute to projects that shape the buildings of today and tomorrow.

Founded in 1927, Kolostat is one of Canada's leading companies in building mechanical systems, design-build services, and energy efficiency. With a growing presence across the country, the company supports its clients in the design, implementation, and optimization of high-performance mechanical systems for commercial, industrial, and critical environment sectors (data centers).

We are seeking an Accounts Payable Clerk who wants to contribute to meaningful projects and make a tangible impact on the future of buildings and energy in Canada. If innovation, clean technologies, and collaboration inspire you, Kolostat offers a dynamic culture that fosters professional growth, autonomy, and employee well-being every day.

The Accounts Payable Clerk will process and monitor supplier accounts in an environment involving a high volume of transactions and a variety of projects. The successful candidate will work closely with internal teams and suppliers to ensure accuracy and meet deadlines.

Key Duties and Responsibilities

• Receive, verify and enter supplier invoices into the accounting system.
• Match invoices to purchase orders and supporting documentation, and ensure that all required approvals are obtained.
• Verify that expenses are allocated to the appropriate accounts and projects.
• Manage the accounts payable inbox, prioritize requests and regularly follow up on outstanding items.
• Communicate with suppliers and internal teams to resolve billing discrepancies and obtain missing information.
• Reconcile supplier statements and complete the necessary follow-ups.
• Assist in preparing payments in accordance with deadlines and internal procedures.
• Verify that the required compliance documentation is on file for construction projects.
• Maintain up-to-date supplier records and ensure the proper filing of invoices and supporting documentation.
• Collaborate with the accounting team on month-end activities and improvements to work processes.
• Perform other related duties in support of the team.

Profile and Required Skills

• Proficiency in spoken and written English is required; proficiency in French is an asset.
• A minimum of two years of experience in accounts payable or a similar role.
• Experience in the construction industry and familiarity with its documentation and compliance requirements.
• Ability to process a high volume of invoices and work on multiple projects simultaneously.
• Proficiency with computer applications, particularly Excel and Outlook.
• Experience using accounting software; knowledge of Acumatica is an asset.
• Accuracy, thoroughness and strong attention to detail when entering and verifying data.
• Excellent organizational and prioritization skills.
• Ability to work independently and consistently follow up until outstanding items are resolved.
• Ability to adapt to an environment involving multiple teams and projects.
• Strong teamwork and communication skills when interacting with suppliers and internal colleagues.
• Discretion when handling financial information.

What We Offer:

• A competitive total compensation package.
• A group insurance plan, including prescription drug and dental coverage partially paid by the employer, and access to virtual healthcare services.
• Four weeks of paid vacation per year.
• Five paid personal days per year.
• Career development and continuing education opportunities.
• A stimulating work environment with flexible working hours.
• A summer schedule covering 10 summer Fridays.
• Reimbursement of professional membership dues.
• Frequent social activities.

Employment type: permanent, full-time. Start date: as soon as possible.

*Employment Equity: Our company is committed to the principles of employment equity and therefore encourages women, Indigenous Peoples, members of visible minorities, and persons with disabilities to apply.

*ESG: Kolostat is committed to transparency regarding its practices and performance. We understand that ESG criteria form the basis of a rigorous and transparent process grounded in measurement, systematic assessment, and disclosure. Accordingly, our ESG policy is intended to communicate the environmental, social, and governance initiatives of the group and each of its affiliated companies, as well as the measures and assessments implemented to demonstrate the progress achieved to date and our commitment to continuous improvement.