Job Description

The Accounts Payable Manager is responsible for leading the end‑to‑end accounts payable function across our Building Services and Controls divisions. This role ensures vendors are paid accurately, on time, and in compliance with company policies and contractual terms, while supporting strong supplier relationships in a fast‑paced, project-driven environment.

Reporting to Finance leadership, the Accounts Payable Manager leads a team of A/P professionals and plays a key role in strengthening controls, improving processes, supporting cash flow management, and scaling the A/P function to support a growing, multi‑division organization across Canada.

Why This Role Matters to Modern Niagara

At Modern Niagara, our growth is built on strong operational discipline, trusted vendor relationships, and financial controls that scale with the business. As Modern Niagara continues to expand nationally, this role is essential in building a consistent, well‑controlled, and scalable accounts payable function that supports multiple operating divisions, high transaction volumes, and a fast‑paced construction environment.

Key Impact / Purpose

• Own and lead the end‑to‑end Accounts Payable function across multiple operating divisions.
• Ensure timely, accurate, and compliant vendor payments, supporting strong supplier relationships.
• Build scalable A/P processes, controls, and reporting that support a growing national organization.
• Act as a key finance partner to Operations, Procurement, and Treasury.

Duties and Responsibilities

• Lead, coach, and develop the accounts payable team, providing clear direction, workload prioritization, and performance management.
• Oversee the full A/P lifecycle including invoice intake, coding, approvals, payment processing, and vendor reconciliations.
• Ensure compliance with internal controls, approval authorities, and accounting policies.
• Maintain strong vendor relationships, resolving invoice discrepancies, payment issues, and statement variances.
• Collaborate closely with Operations, Project Managers, and Finance to resolve billing issues and support business needs.
• Support cash flow planning through payment scheduling, cheque runs, and coordination with the Finance leads.
• Oversee compliance with Canadian indirect taxes, construction holdbacks, and lien legislation.
• Drive continuous improvement in A/P processes, systems, and reporting, including ERP optimization and automation initiatives.
• Support month‑end and year‑end close activities, including accruals, reconciliations, and audit support.
• Assist in developing and maintaining A/P policies, procedures, and documentation aligned with a growing national footprint.

Must Haves

• 7+ years of progressive accounts payable experience, including 3+ years in a leadership or management role.
• Experience in construction, mechanical/HVAC, or project‑based environments.
• Experience supporting a multi‑province or national organization.
• Strong understanding of Canadian sales taxes and construction‑related payment requirements.
• Proven ability to manage high transaction volumes across multiple entities or divisions.
• Experience working with ERP systems (NetSuite experience is a strong asset).
• Strong people leadership skills with the ability to build and motivate a high‑performing team.
• Highly organized, detail‑oriented, and comfortable working in a fast‑paced environment.
• Strong communication skills and the ability to partner effectively with both Finance and Operations teams.

Nice to Haves

• Exposure to system implementations, process automation, or shared services models.
• Post‑secondary education in Accounting, Finance, or Business.
• Experience supporting audits and working with external auditors.
• CPA designation (or progress toward) is an asset but not required.

This role offers the opportunity to shape and scale the Accounts Payable function within a growing national organization. This is a new position. Expected annual compensation; $90,000 - $110,000 (location dependent).

Modern Niagara offers a competitive total compensation package including:

• Defined Contribution Pension Plan with a generous employer contribution
• Flexible Health and Dental benefits with tiered options to meet the needs of you and your family
• An annual health spending account to support your overall wellness
• 24/7 confidential support through our Employee and Family Assistance Program with access to comprehensive resources and professional services
• A competitive vacation package with additional vacation granted throughout your tenure with the organization.
• Employer Paid Parental Leave Top Up
• Annual Community Day dedicated to volunteering and giving back to the communities where we live and work
• Corporate Discounts through various vendors across Canada for programs such as fitness, mobile phones, travel, home and auto insurance and many others

Here at Modern Niagara, because we know our people are the best in the industry, we pride ourselves on providing a total compensation package that rewards employees for their hard work and supports employees and their families in their overall wellbeing.

About Modern Niagara

Who We Are

Modern Niagara helps building owners, managers, and general contractors meet the mechanical, and electrical needs of their buildings across Vancouver, Calgary, Edmonton, Toronto, Southwestern Ontario, and Ottawa. We are committed to having a positive and meaningful impact on Canada’s infrastructure — and on the communities where we live, learn, work, and heal. We build for life.

Our Culture & Values

We value passion, initiative, determination, professionalism, and teamwork. Health and safety are embedded in everything we do, and our award-winning safety culture consistently performs well above industry standards.

Diversity, Equity & Inclusion at Modern Niagara

We are committed to building a diverse, equitable, and inclusive organization where everyone has access to opportunity, feels a sense of belonging, and can thrive. We actively work to remove barriers faced by members of equity-seeking groups (including women, Indigenous, Black, racialized, 2SLGBTQIA+ people, people with disabilities, and newcomers to Canada) in the construction industry. We encourage applications from candidates of all backgrounds and lived experiences and are committed to a barrier-free hiring process. If you require accommodation at any stage of the recruitment process, please contact us at careers@modernniagara.com so we can make appropriate arrangements.

We appreciate every applicant’s interest in joining Modern Niagara. Only those selected for an interview will be contacted.