Technical Solution Engineer - Inverter

Job description

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.

Technical Solution Engineer – Inverter Products

Division: e-STORAGE Reports To: Technical Solutions Manager – Inverter Technology Location: Kitchener: Canada

Position Summary The Technical Solution Engineer – Inverter Products supports the design, evaluation, and integration of utility‑scale energy storage systems (ESS) with a strong focus on Power Conversion Systems (PCS). This role requires a system‑level understanding of power electronics, safety, and multi‑product integration across inverters, EMS, batteries, and grid interfaces. The engineer contributes to internal product development, external vendor assessments, validation efforts, and coordination with global engineering teams to ensure technical consistency and alignment.

Key Responsibilities

Technical Due Diligence & Product Development Support

- Lead in‑depth technical due diligence for inverter products, evaluating performance, reliability, safety, and compliance.

- Support both internal product development and externally sourced product review processes.

- Review and validate technical specifications, certifications, vendor data, and control features.

- Develop internal tools for sizing, system modeling, and design validation.

- Participate in product roadmap discussions, providing engineering input on features, testing needs, integration and certification requirements.

- Support Independent Engineer (IE) reviews, preparing technical packages and addressing compliance questions.

- Maintain awareness of applicable UL, IEEE, IEC, and regional codes and ensure product documentation aligns with evolving standards.

Solution Development & Supply Chain Support

- Support selection of new inverter products by assessing compatibility with system architecture and solution platforms including review product drawings, models, test results, and sizing tools.

- Maintain documentation traceability, vendor evaluation records, and internal decision logs.

- Collaborate with procurement, product management, and R&D to align supplier capabilities with internal requirements and commercial timelines.

- Provide technical support for product onboarding, including knowledge transfer sessions to engineering, execution, and applications teams.

Cross‑Functional Engineering Support

- Provide engineering guidance for project‑specific requirements and customer‑driven customizations.

- Contribute to development of reference documents, templates, and standardized internal workflows.

- Work with global engineering teams to align on inverter feature updates, controls enhancements, and integration readiness.

- Perform additional duties as required to support engineering operations.

Qualifications

- Bachelor’s degree in Electrical Engineering, Power Systems, or related discipline; advanced degree preferred.

- 5+ years of experience in power converter, inverter development or ESS.

- Strong technical foundation in power electronics, inverter‑based resources and certification process.

- Knowledge of BESS applications and hands‑on experience with testing, validation, or system modeling.

- Familiarity with relevant certifications and standards such as UL 1741/SA, UL 9540, IEEE 1547, IEC 62109, IEC 61850.

- Experience working with global engineering or manufacturing teams across multiple time zones.

- Demonstrated ability to build internal tools, automate processes, or develop engineering workflows.

- Strong analytical, documentation, and communication skills. Mandarin proficiency is beneficial but not required.

Key Competencies

- Deep competency in inverter technologies and power electronics.

- Strong communication ability across internal teams and with customer engineering groups.

- Excellent organizational skills and the ability to manage multiple technical streams.

- Experience in vendor evaluation, technical documentation review, and product qualification.

- Ability to collaborate across global time zones and adapt to dynamic project needs.

- Ability to travel up to 15% for vendor assessments, validation testing, and technical workshops.

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