Supervisor, Costing

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Date: May 25, 2026

Location: Winnipeg, MB, CA, R3H 0S5

Company: Magellan

Magellan Aerospace is a global, integrated aerospace company that provides complex assemblies and systems solutions to aircraft and engine manufacturers, and defence and space agencies worldwide. At Magellan we have over 80 years of collective knowledge and experience in the aerospace industry, and believe one truth: People create value.

Employees are our greatest resource in working towards a successful future, and together we build professional relationships that thrive. We know that personal development is fundamental to the success of every individual and invest in our employees.

When you are part of Magellan, you are part of the team!

Position Summary

The Supervisor, Cost Accounting leads the company’s cost accounting function, overseeing inventory valuation, standard costing, labor and overhead absorption, sales and margin, and period-end reporting. The role manages a team of analysts and cost accountants to provide financial analysis, budgeting, forecasting, margin and productivity reporting, and strategic decision support.

Essential Responsibilities

• Lead month-end and year-end close activities for cost accounting and manufacturing finance, ensuring accurate financial reporting, inventory valuation, cost of sales, and strong internal controls.

• Oversee standard costing, labor and overhead absorption rates, and analysis of material, labor, and manufacturing variances.

• Coordinate annual budgets, forecasts, and productivity reporting, providing insights into operational and financial performance.

• Partner with operations and senior management to support decision-making through financial analysis, margin reporting, and performance recommendations.

• Coordinate year end inventory counts related to year end audit. Monitor cycle count policy and perform mid-year cycle count audit.

• Lead, coach, and develop a team of financial analysts and cost accountants while ensuring priorities and deadlines are achieved.

• Support internal, external, and government audits and ensure compliance with accounting policies and regulatory requirements.

Position Requirements

• Post-secondary education in Accounting and Finance.

• CPA designation or actively working towards completion of CPA is preferred.

• Experience in a manufacturing environment would be an asset.

• Experience in the use of Microsoft Office applications, including advanced skills in MS Excel.

• Experience using CINCOM or SAP would be considered an asset.

Why Magellan?

• Competitive salary

• Attractive benefit package

• Generous company pension plan

• Excellent career progression opportunities

• Employee assistance plan

• On-site parking, cafeteria and gym

Magellan Aerospace is committed to an inclusive working environment and equal opportunities for all. We welcome all applications without regard to social and cultural background, age, gender, disability, sexual orientation, national origin or religious belief, status as a protected veteran, or any other characteristic protected by applicable federal, state/province, or local law.

If you require an accommodation during the recruitment/interview process (including alternate formats of materials, or accessible meeting rooms or other accommodation), please let your Human Resources point of contact know and we will work with you, to the best of our ability to meet your needs.

Magellan Aerospace respects the privacy and confidentiality of personal information provided by candidates and shall not disclose to any external parties unless legislated.

Magellan may use an approved Artificial Intelligence (AI) note-taking tool to support the initial screening stage of its recruitment and selection process. All AI use is performed in accordance with Magellan’s privacy policies. Personal information associated with any job application will not be shared with or retained by any third party. Magellan the ultimate discretion to determine which applications proceed through the initial screening process.

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