• Refactoring and modernizing automation test cases • Contributing to CI/CD pipelines to improve test monitoring and analysis • Collaborating with developers and QA to confidently deliver high quality products • Maintaining, enhance, and develop test tools and automation frameworks • Investigating and analyze root causes of technical issues/performance bottlenecks

• Conduct thorough testing of carrier online applications, rates, and benefits • Develop and execute test plans, test cases, and test scripts • Identify, document, and track defects and issues • Collaborate with developers and product managers • Perform root cause analysis of defects and work with the development team • Ensure all testing activities are completed on time • Continuously improve testing processes and methodologies • Utilize regression automation tools to verify benefit data on QA platforms • Follow testing flow for online applications and document control

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. Company Summary: Canadian Solar Inc. (NASDAQ: CSIQ) is a vertically integrated manufacturer of solar cells, modules and custom‐designed solar power applications. Canadian Solar’s world‐class team of professionals works closely with our customers to provide them with solutions for all their solar needs. Founded in 2001, Canadian Solar is one of the world’s fastest‐growing companies in the solar industry and has been listed on the NASDAQ since November 2006. Job Title: Sr. Quality Engineer II Department: Manufacturing Reports to: Quality Engineer Manager Job Description: The Sr. Quality Engineer is responsible for ensuring that products and processes meet established quality standards and regulatory requirements. This role involves developing and implementing quality assurance procedures, conducting inspections and tests, and collaborating with cross-functional teams to resolve quality issues and drive continuous improvement. Assist Quality Manager in developing colleagues, writing SOPs, and improving operations. Responsibilities: Quality Assurance: Develop and implement quality assurance policies, procedures, and standards. Conduct regular inspections and testing of products and processes to ensure compliance with quality specifications. Review and analyze quality data and metrics to identify trends, issues, and opportunities for improvement. Monitor and ensure compliances for in-process setting and requirement. Ensure outgoing product meets the specification requirements ISO ownership. To ensure all documentation in-place. Process Improvement: Collaborate with engineering and production teams to develop and implement process improvements aimed at enhancing product quality and efficiency. Use quality improvement methodologies (e.g., Six Sigma, Lean) to drive continuous improvement initiatives. Conduct root cause analysis of quality issues and implement corrective and preventive actions. Documentation and Reporting: Maintain accurate and up-to-date documentation of quality assurance activities, including inspection reports, test results, and process changes. Prepare and present detailed reports on quality performance, trends, and improvement initiatives. Ensure that all quality-related documentation complies with industry regulations and standards. Supplier Quality Management: Evaluate and monitor the quality of materials and components provided by suppliers. Conduct supplier audits and assessments to ensure compliance with quality standards. Work with suppliers to resolve quality issues and implement improvements. Compliance and Regulatory Requirements: Ensure that products and processes comply with relevant industry standards and regulatory requirements. Stay updated on changes to regulations and standards affecting quality assurance practices. Prepare and facilitate regulatory audits and inspections as required. Training and Support: Provide training and guidance to production staff on quality standards, procedures, and best practices. Support the development and implementation of quality training programs. Assist in the resolution of quality-related issues and provide technical support to teams. Quality Control: Develop and maintain quality control plans and procedures. Oversee the calibration and maintenance of quality control equipment. Ensure that quality control measures are effectively integrated into production processes. Qualifications: Bachelor’s degree in Quality Engineering, Mechanical Engineering, Industrial Engineering, Electrical & Electronics Engineering, Material Engineering, Chemical Engineering or a related field; master’s preferred. 8+ experience in quality engineering or a similar role within a manufacturing or production environment. Strong understanding of SPC, 8D, Root Causes Analysis, quality assurance methodologies, standards, and regulatory requirements. Proficiency in quality tools and techniques (e.g., root cause analysis, statistical analysis, FMEA). Familiarity with quality management systems (e.g., ISO 9001, Six Sigma). Excellent problem-solving, analytical, and organizational skills. Strong communication and interpersonal skills. Preferred Skills: Certification in quality engineering (e.g., ASQ Certified Quality Engineer). Experience with advanced quality management systems and tools. Experience in Solar cell quality and reliability is a plus. Knowledge of specific industry standards and regulations relevant to the organization. Proficiency in both English and Mandarin is a plus. Ability to adapt to changing technologies and industry trends. Willingness to continuously learn and update skills. Ability to lead project team or cross functional team. Working Conditions: Standard office environment with frequent visits to the manufacturing floor or production areas. May require occasional travel to supplier facilities or other company locations. May involve working with various types of equipment and exposure to production environments. Compensation and Benefits: Canadian Solar offers a competitive salary plus fully comprehensive benefits and performance bonus package based on an annual objective achievement. Our generous benefits package includes a 401(k) Retirement Plan, medical/dental/life/disability program, PTO and sick days. This is a full-time position. Canadian Solar Inc. is an Equal Opportunity Employer (EOE). Qualified applicants are considered for employment without regard to age, race, color, religion, sex, national origin, sexual orientation, disability, or veteran status.

• Lead the development and execution of global GMP quality engineering strategies aligned with regulatory expectations and business objectives. • Serve as the organizational lead for Quality Risk Management (QRM), establishing risk-based approaches to identify, evaluate, and mitigate quality and compliance risks. • Drive continuous improvement (CI) initiatives using tools such as Lean, Six Sigma and root cause analysis to improve product quality, process robustness, and operational efficiency. • Oversee the enhancement and maintenance of core quality systems (e.g., CAPA, deviation management, change control, batch release, investigations) to ensure effectiveness and inspection readiness. • Strengthen data integrity controls and drive global initiatives to ensure compliance with ALCOA+ principles. • Lead quality oversight for manufacturing activities, tech transfer, scale-up, validation, and commercial production to ensure end-to-end GMP compliance. • Provide strategic direction during regulatory inspections (FDA, EMA, MHRA, PMDA) and internal audits; ensure timely resolution of observations and sustainable remediation. • Collaborate cross-functionally with Manufacturing, QC, Regulatory Affairs, Supply Chain, and Commercial teams to embed quality into operational decision-making and strategic planning. • Develop and implement risk-based monitoring and metrics to proactively assess performance and compliance trends. • Guide quality input for new product introductions (NPI), clinical and commercial launches, and global supply chain strategies to ensure product availability and regulatory alignment. • Lead and mentor a global team of quality engineers and specialists; build capabilities through training, coaching, and talent development. • Represent the Quality function in strategic business forums and quality governance meetings; act as a key quality liaison to executive leadership and health authorities. • Foster a culture of quality excellence, ownership, and continuous learning throughout the organization.