At Canadian Solar, our vision is to make lives better by bringing electricity powered by the sun to millions of people worldwide. As a leading manufacturer of solar panels, inverters, and energy storage solutions, we've been an industry front-runner since our founding in 2001. Our commitment to sustainability is reflected in all parts of our organization as we navigate the complexities of a booming industry.
Throughout Canadian Solar's subsidiaries, e-Storage, Recurrent Energy, MSS and CSI Solar Co., we invest in our employees' growth. Our training programs and promotional opportunities ensure we all can continue to learn. We understand the importance of work-life balance and provide various flexible work options to support our employees' well-being. Join our team to "Make the Difference" by creating a lasting positive impact on the world and the communities where we operate.
Position Title: Senior ARM Firmware Engineer
Department: Inverter Firmware
Compensation: $100,000 – $150,000 + annual bonus
Reports To: Director of Digital Inverter Firmware
Location: Kitchener, Ontario – Hybrid
About the Role:
The Senior Embedded Firmware Engineer owns the design, development, optimization, and lifecycle support of embedded firmware running on ARM‑based processors used in grid‑tied inverters and utility‑scale energy storage systems. This role requires deep expertise in ARM Cortex‑M / Cortex‑A platforms, and real‑time development, inverter control support, and grid‑code compliance. You will play a critical technical role in delivering robust, certifiable, and high‑performance firmware that integrates tightly with power electronics hardware, FPGA/DSP subsystems, and system‑level
Responsibilities:
Architect, design, and implement embedded firmware for ARM‑based processors used in inverters, power converters, and energy storage subsystems
Develop and maintain real‑time firmware in embedded C/C++, including task scheduling, interrupt handling, drivers, and applications
Translate system, control, and grid‑code requirements into traceable firmware requirements and robust designs
Implement inverter features such as communication, protections, fault handling, diagnostics, and monitoring
Support compliance with grid and firmware standards (UL 1741 SB, IEEE 1547, UL 1998) and certification testing activities
Collaborate with hardware, controls, systems, and validation teams to ensure system‑level performance and reliability
Debug complex firmware issues, perform root‑cause analysis, and optimize performance using lab tools and emulators
Participate in firmware architecture reviews, code reviews, and technical risk assessments
Maintain clear firmware documentation and contribute to process improvement and release quality
Required Qualifications and Skills:
Educational background in Electrical Engineering, Computer Engineering, Computer Science or a related field
At least 5 years' of experience in professional firmware development experience in embedded or real‑time control systems
Strong experience developing firmware on ARM‑based processors (e.g., Cortex‑M, Cortex‑A) for industrial or power electronics applications
Proficiency in embedded C/C++, real‑time programming concepts, and interrupt‑driven design
Ability to design and maintain board‑support packages (BSP), bootloaders, and device drivers
Solid understanding of grid‑tied inverter operation, digital control concepts, and protection strategies
Working knowledge of grid‑code behaviour such as anti‑islanding, ride‑through, and grid support functions
e-STORAGE is Equal Opportunity Employer (EOE). Qualified applicants are considered for employment without regard to age, race, colour, religion, sex, national origin, sexual orientation, disability, or veteran status.
e-STORAGE uses AI-assisted tools during parts of the hiring process, including screening and workflow automation. All final hiring decisions are made by humans.
This is a current vacancy, and we are actively hiring for this position.
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Skills Required
- At least 5 years of experience in professional firmware development
- Strong experience developing firmware on ARM-based processors
- Proficiency in embedded C/C++ and real-time programming concepts
- Solid understanding of grid-tied inverter operation and protection strategies
- Educational background in Electrical Engineering or Computer Science
What We Do
Founded in 2001 in Ontario Canada, Canadian Solar (NASDAQ: CSIQ) is as a global energy provider with successful business subsidiaries in 20 countries & regions on 6 continents. Canadian Solar is both a leading manufacturer of solar PV modules and a provider of solar energy solutions, with over 14,000 employees globally. With state-of-the-art manufacturing facilities in Canada, China, Brazil and South East Asian countries, Canadian Solar now has module manufacturing capacity and has delivered more than 55 GW of premium quality solar modules to customers in over 150 countries in the past 20 years. Canadian Solar has solar power projects globally and solar power plants that are in commercial operation, with a resale value of US$1.2 billion. In addition, Canadian Solar has a geographically diversified utility-scale solar power project pipeline around 10 GWp, with projects being developed in the U.S., Japan, Latin America,Australia, EMEA, South East Asia, India and China. Of the total project pipeline, 2.9 GWp of projects are at late-stage development and have secured energy offtake agreements. In 2018, Canadian Solar achieved a revenue of US$3.74 billion, Meanwhile, Canadian Solar was listed as the Bloomberg New Energy Finance’s Tier 1 Module Manufacturer in terms of bankability for Q4 2018, and was named as Top 3 Global Utility-scale Solar PV Project Developer for 2017 by GTM Research. Canadian Solar Founder and CEO Dr. Shawn Qu blogs as a LinkedIn Influencer at https://www.linkedin.com/in/shawnqu/. Canadian Solar is making the difference by delivering more clean, safe and affordable solar energy to the world.
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