Cost Systems Accountant

Job Description

Job Description

“Join us in building Careers and shaping Experiences Beyond the Box”

About Us

At Atlantic Packaging, every box tells a story and yours begins here. As a proudly Canadian-owned company with over 80 years of excellence in the corrugated packaging industry with operations within North America (Ontario, Quebec and United States), we’re committed to sustainability, customer excellence and community impact. Since 1945, we’ve supported local jobs and built a legacy of trust with our clients and team members. At Atlantic, your ideas matter, your growth is supported and your work makes a real impact.

The Opportunity

We are looking for a Cost Systems Accountant who will be accountable for the accuracy, integrity, and ongoing maintenance of costing systems that support multiple businesses within the Atlantic Group of Companies. This role ensures costing inputs, methodologies, and outputs are current, transparent, and aligned with operational performance.

Working in close partnership with Finance, Operations, IT, and Corporate Revenue Management, the role provides reliable cost data and insights that enable informed pricing and business decisions.

This role is focused on core costing practices and reports directly into Vice President, Finance.

What You’ll Do

Costing System Governance & Maintenance

• Own the structure, logic, and ongoing accuracy of costing systems across the Group.
• Prepare, review, and analyze key costing inputs, including machine rates, speeds, setup times, waste factors, among other costs.
• Analyze detailed operational performance data to develop insights that inform costing assumptions and cost KPIs.
• Execute costing system updates on a defined cadence in accordance with established frameworks.
• Coordinate with local business teams and IT to ensure all system updates are implemented accurately and consistently.
• Maintain a complete record of all costing system changes, including machine additions or removals, rate changes, and process updates.
• Develop and maintain documentation covering costing system logic, assumptions, tools, and update procedures.

Reporting & Cost Analysis

Consultation, Enablement & Cross-Functional Support

What You Bring

What We Offer

Inclusion and Accessibility

Atlantic Packaging is committed to fostering an inclusive, accessible and respectful environment for all candidates. If you require accommodation during the hiring process, please contact our Talent Acquisition team—we’re here to support you.

We sincerely thank all applicants for their interest in joining Atlantic Packaging. While we appreciate the time and effort invested, only those selected for an interview will be contacted.

Please note :

Candidates who are 18 years or older are required to complete a criminal and background check. Details will be provided through the application process.

Hiring Range : $80,700 - $100,900 per year. A candidate’s experience and knowledge may be factored into the pay a candidate receives for this position. This posting is for an existing vacancy.