Senior Manager, Accounting

Stelumar Advanced Manufacturing Inc.

About The Position

Stelumar Advanced Manufacturing Inc. (SAMI or Stelumar) is a technology-driven company dedicated to revolutionizing homebuilding in Canada through advanced modular building solutions. Founded by Canadian entrepreneur Peter Gilgan, founder of Mattamy Homes, Stelumar combines automation, robotics, and AI to modernize construction and help address the housing shortage. With state-of-the-art manufacturing facilities in the Greater Toronto Area, Stelumar is focused on accelerating construction timelines, improving consistency and making housing more attainable. Stelumar produces precision-built walls, floors, and roofing systems, factory-built modular units, and interior cabinetry and millwork at industrial scale. Its development and construction arm, Stelumar Communities, delivers scalable modular housing from planning and design to construction and handover. The team supports low- and mid-rise residential, purpose-built rental, affordable and workforce housing, student housing, hospitality, healthcare-related housing, and institutional developments. Together, Stelumar is delivering housing people are proud of. For more information, visit Stelumar.com. The Senior Manager, Accounting will be instrumental in building the financial foundation of an innovative, fast-growing advanced manufacturing start-up poised to address a major societal need in Canada. Reporting to the Vice-President, Finance, this entrepreneurial, collaborative, and detail-oriented financial leader will oversee end-to-end accounting and reporting for all business units. This role offers a unique opportunity to design and implement accounting frameworks from the ground up. The successful candidate will work closely with executive leadership to drive strategic decision-making, strengthen operational performance, and support the organization’s path to scalable growth. The ideal candidate thrives in ambiguity, brings structure to evolving environments, and delivers disciplined data-driven insights.

Requirements

University Degree, with a specialization in Finance or Accounting.
CPA Designation.
6+ years of relevant experience with progressive responsibility.
Proven experience driving the establishment of processes and documentation.
Deadline-oriented with strong learning agility and ability to manage competing demands.
Excellent verbal and written communication skills.
Hands-on experience with ERP systems, preferably in a manufacturing context.
Advanced excel skills and comfort working with data to generate insights.
Demonstrated experience with automation tools and modern finance tech stacks.
Continuous improvement mindset.
Demonstrated ability to build, lead and mentor a team while fostering a culture of innovation, collaboration, and continuous improvement.

Nice To Haves

Prior experience in manufacturing start-ups, or other fast-paced, evolving environments with a high degree of ownership.

Responsibilities

Oversee day-to-day accounting operations across all business units.
Support the successful implementation and ongoing optimization of a new ERP system.
Develop and implement scalable accounting processes, internal controls, and financial systems that support rapid growth and evolving business needs.
Partner with executive leadership to provide financial insights that guide strategic decisions, capital planning, and operational performance.
Support budgeting and forecasting activities, ensuring alignment with company goals and operational realities.
Ensure regulatory and tax compliance while maintaining accurate, timely, and high-quality financial statements.
Create clear, data-driven reporting packages to inform leadership and support business reviews.
Support cost accounting processes, including development and maintenance of cost accounting systems and methodologies tailored to advanced manufacturing.
Build, develop and mentor a high-performing accounting team.
Drive continuous improvement and automation initiatives to enhance efficiency, accuracy, and scalability across accounting processes.
Other duties as assigned.