Senior Manager, Accounting

Compensation: $140,000 - $160,000 / year

Department: Finance

Location: Oakville, Ontario HQ

Reporting to the Vice President Finance, the Senior Manager, Accounting will serve as the company’s senior financial reporting leader, responsible for managing all accounting functions as we transition from pre‑revenue to active manufacturing operations. This is a “hands‑on” role and the successful candidate will build systems from the ground up, implement manufacturing‑specific cost accounting frameworks, ensure financial reporting compliance, and deliver timely, accurate financial information to support informed, timely executive decision‑making.

• Establish and own the full‑cycle accounting function, including general ledger, accounts receivable, inventories and fixed assets
• Prepare accurate and timely monthly, quarterly, and annual financial statements in accordance with ASPE and/or USGAAP as applicable
• Design and implement a robust internal controls framework appropriate for a startup manufacturing environment
• Act as the primary liaison with tax advisors and financial institutions
• Develop and maintain accounting policies and procedures and associated documentation

• Build the company’s cost accounting system from inception, including standard costing, variance analysis, and bill‑of‑materials accounting
• Establish inventory accounting policies covering raw materials, work‑in‑progress (WIP), and finished goods
• Monitor and report on cost of goods sold (COGS), manufacturing overhead absorption, and production variances
• Partner with operations and supply chain teams to develop meaningful unit economics and production cost models
• Oversee capital expenditure tracking, asset capitalization policies, and depreciation schedules for manufacturing equipment

• Lead the development of the annual operating budget and multi‑year financial plan, including production cost modelling
• Prepare rolling cash flow forecasts and manage working capital requirements in coordination with the VP of Finance
• Provide detailed financial analysis and variance commentary to support executive and board reporting

• Ensure full compliance with federal and provincial tax obligations (corporate tax, HST/GST, payroll source deductions, etc.)
• Manage government incentive programs including SR&ED tax credits, COGS rebates, and applicable manufacturing grants
• Oversee banking relationships, manage daily cash positioning, and administer credit facilities

• Optimize a new ERP system for cost accounting, integrated with manufacturing and inventory modules
• Recruit, onboard, and develop the accounting team as the organization scales
• Foster a culture of accuracy, accountability, continuous improvement, and cross‑functional collaboration
• Act as a trusted business partner to the operations leadership team

• CPA designation (CA, CMA, or CGA legacy) in good standing
• Minimum 8 years of progressive accounting experience, including at least 3 years in a senior or leadership role
• Demonstrated experience in a manufacturing, industrial, or product‑based company with hands‑on cost accounting exposure
• Strong knowledge of ASPE and/or IFRS financial reporting standards
• Proven experience building or significantly improving accounting processes and internal controls
• Proficiency with ERP systems and advanced Excel / financial modelling skills
• Strong analytical mindset with exceptional attention to detail and ability to translate data into actionable insights
• Experience managing or mentoring junior accounting staff

• Experience in a startup or high‑growth company environment, ideally from pre‑revenue…