Position Title: Senior ARM Firmware EngineerDepartment: Inverter FirmwareCompensation: $100,000 – $150,000 + annual bonusReports To: Director of Digital Inverter FirmwareLocation: Kitchener, Ontario – HybridAbout the RoleThe 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.ResponsibilitiesArchitect, design, and implement embedded firmware for ARM‐based processors used in inverters, power converters, and energy storage subsystemsDevelop and maintain real‐time firmware in embedded C/C++, including task scheduling, interrupt handling, drivers, and applicationsTranslate system, control, and grid‐code requirements into traceable firmware requirements and robust designsImplement inverter features such as communication, protections, fault handling, diagnostics, and monitoringSupport compliance with grid and firmware standards (UL 1741 SB, IEEE 1547, UL 1998) and certification testing activitiesCollaborate with hardware, controls, systems,



and validation teams to ensure system‐level performance and reliabilityDebug complex firmware issues, perform root‐cause analysis, and optimize performance using lab tools and emulatorsParticipate in firmware architecture reviews, code reviews, and technical risk assessmentsMaintain clear firmware documentation and contribute to process improvement and release qualityRequired Qualifications and SkillsEducational background in Electrical Engineering, Computer Engineering, Computer Science or a related fieldAt least 5 years' of experience in professional firmware development experience in embedded or real‐time control systemsStrong experience developing firmware on ARM‐based processors (e.G., Cortex‐M, Cortex‐A) for industrial or power electronics applicationsProficiency in embedded C/C++, real‐time programming concepts, and interrupt‐driven designAbility to design and maintain board‐support packages (BSP), bootloaders, and device driversSolid understanding of grid‐tied inverter operation, digital control concepts, and protection strategiesWorking knowledge of grid‐code behaviour such as anti‐islanding, ride‐through, and grid support functionse-STORAGE is Equal Chance Employer (EOE). Qualified applicants are considered for employment without regard to age, race, colour, religion, sex, national origin, sexual orientation, disability, or veteran status. #J-18808-Ljbffr

📌 Senior Arm Firmware Engineer (Kitchener)
🏢 Canadian Solar SSES (Canada
📍 Kitchener