Business Unit Controller

Westport in Cambridge, Ont. designs and manufactures a comprehensive product mix of alternative fuel components for applications in the light and heavy-duty vehicle and industrial segments globally. This product mix includes Hydrogen (H2) and Compressed Natural Gas (CNG) components such as pressure regulators, tank valves, PRD's, PRV's, shutoff valves and integrated systems for a wide range of applications, including Fuel Cell vehicles.
This position leads the finance function for an operations-focused business unit. The role serves as the primary finance partner to the Business Unit Leader and to Operations, Supply Chain, and Quality teams, linking operational drivers to financial outcomes. The role turns plant and operational data into clear financial insight, improves business performance, and ensures strong financial discipline across planning, execution, and control. The role owns the business unit budgeting process, rolling forecast, and performance analysis, integrating sales, production, inventory, labour, and overhead assumptions into robust financial models. The position also owns the business unit Power BI reporting environment, from requirements gathering through dashboard and data model deployment, ensuring consistent definitions, reliable data, and actionable reporting for frontline leaders. The position supports the business unit leader in their executive management reporting on a periodic and ad-hoc basis. This position drives operational performance improvement through detailed manufacturing variance analysis and through product and customer profitability analysis. Insights from this work support pricing decisions, product mix optimization, sourcing strategies, and make-or-buy decisions. The successful candidate must also be able and willing to travel internationally on a quarterly basis to support cross‑site operations and leadership alignment.

POSITION RESPONSIBILITIES 

POSITION REQUIREMENTS 

• CPA or equivalent professional accounting designation.
• Minimum 5 to 7 years of experience in manufacturing finance, plant controllership, or business unit FP&A within a production environment.
• Hands-on experience with standard costing and cost accounting.
• Experience working closely with Operations, Production, or Engineering teams
• Advanced Excel skills for financial modelling and analysis of large data sets.
• Strong Power BI experience, including data modelling, DAX, Power Query, data governance, and deployment of reports for operational users.
• Experience with JD Edwards or a similar ERP system. 
• Ability to build and maintain financial models that connect sales, production, inventory, labour, overhead, and capital spending.
• Strong ability to partner with and challenge operational leaders using clear financial data.
• Ability to communicate complex financial topics in a clear and action-oriented way
•  Ability to work in a fast-paced environment with multiple priorities and strong accountability for results.
• Mandarin speaking is an asset.