Ready to Make a Real Impact? Join e-STORAGE! Who We Are Welcome to e-STORAGE, a proud member of the Canadian Solar Inc. (NASDAQ: CSIQ) family! We’re leading the way in designing, building, and integrating advanced battery energy storage systems for utility-scale projects. Our mission? To accelerate the world’s renewable energy transition and create a more sustainable, resilient energy future for everyone. With our innovative SolBank lithium-iron phosphate battery technology and comprehensive project services, we’re not just building products we’re powering communities and making a difference worldwide. Position Title: Commissioning Manager Department: Commissioning and Service Team Entity: CS e-Storage Reports To: Director of Commissioning and Service UK Location: Hybrid London, Glasgow, Leeds (50 % travel to site work, 50% in office if one is close) Position Summary: The Commissioning Manager leads a team of commissioning engineers and technicians, responsible for executing all the commissioning activities of utility-scale Battery Storage projects. The candidate will organize and manage the team to work as the key technical liaison with the Client and EPC partners during the commissioning phase of the projects. Working closely with the project and product engineering teams and suppliers, the candidate will plan the commissioning activities and work through day-to-day issues. The candidate will need to travel to the project sites to kick-off the commissioning activities and support their team members. Responsibilities: Develop and execute commissioning plans, including resourcing, logistics, and scheduling. Develop plans and procedures for quality inspection and commissioning tasks. On-site lead for commissioning and acceptance testing. Lead daily commissioning plan of day meetings during the commissioning phase and update progress schedule on a regular basis. Manage the day-to-day commissioning activities of the commissioning team (4 to 5 direct reports commissioning engineers and technicians). Assign team members to specific projects and activities and organize the overall commissioning activities. Ensure that commissioning processes and tools are established and standardized. Ensure that proper documentation is established for commissioning and testing records. Collaborate with stakeholders to define and execute testing protocols to achieve commercial operation, based on market rules, local AHJ/utility requirements, and contracts. Oversee commissioning and acceptance testing of the entire plant in a safe manner, including: Controls and communication networks/Balance of plant relay protection, metering, and MV and LV electrical systems/PCS/Batteries/EMS Auxiliary systems like fire detection, HMI, and UPS Create professional commissioning and testing reports for internal stakeholders and external Customers. Drive continuous improvement on developing and capturing technical problem-solving knowledge to enable other organizations to effectively resolve customer problems and enquiries. Ownership of administrative responsibilities including, but not limited to service reports, issue logging/tracking, job safety analysis, quality compliance. Develop and maintain relationships with various subcontractors. Hold weekly team meetings to encourage information sharing and keep staff informed. Show leadership, resolve conflicts, and acts as a mediator. Participate in client update meetings to update on engineering status and issues. Travel required up to 50% and the ability to stay on-site for two to three weeks at a time during commissioning activities. Qualifications and Experience: Masters’ degree in electrical engineering or related engineering discipline, Minimum 5 years’ direct technical experience from any of the following industries: Substation or Solar EPC, Engineering firm, Energy Storage integrator or similar. Minimum 2 years of team management experience. Minimum 2 years of commissioning experience. Previous battery system experience is a plus. Deep knowledge in power system installation, construction, design phase engineering, local jurisdiction requirement, project scheduling, system layout design, SLD etc. Proficiency in scheduling tools such as Microsoft Project or Smartsheet. Good technical writing skills and be able to draft working instructions, etc. Exceptional ability to simplify and report complicated scenarios to management team, with outstanding judgment and decision-making abilities. Solid and effective interpersonal and communication skills (including oral, written, and visual) Strong organizational and time management skills; the ability to multi-task and meet deadlines. Ability to establish and maintain effective working relationships internally and externally with staff, management, clients, suppliers, community partners and external stakeholders. Demonstrated sound judgment and the ability to be decisive in crisis situations. Demonstrated independent thinking, initiative, and creativity. Ability to work flexible hours (evenings, weekends) and travel to project sites as required What It’s Like to Work Here At e-STORAGE, you’re more than just an employee—you’re part of a team that values your ideas, your background, and your unique perspective. We believe that a culture of equity, diversity, and inclusion isn’t just the right thing to do—it’s the secret to our success. Here, you’ll find: Integrity: We do what’s right, always. Innovation: We encourage fresh thinking and bold ideas. Quality: We take pride in delivering excellence, every time. Customer Focus: We listen, we care, and we deliver. Sustainability: We’re passionate about protecting our planet for future generations. Why You’ll Love Working With Us Join a global leader in renewable energy, backed by over 23 years of Canadian Solar experience. Work on projects that matter—helping to build a cleaner, greener world. Thrive in a supportive, collaborative environment where your growth is our priority. Enjoy a competitive salary and a generous benefits package. Want to join here is what we are looking For The right mix of education, experience, and skills for the role. Great communication, teamwork, and problem-solving abilities. A true commitment to safety, ethics, and sustainability. Your Rewards We offer a competitive salary, performance bonuses, and a comprehensive benefits package—including health coverage, retirement plans, paid time off, and more. #CSeSTORAGE Canadian Solar's subsidiary, "e-Storage," is at the forefront of energy storage innovation. With cutting-edge technologies and a commitment to sustainability, e-Storage provides smart and efficient energy storage solutions. We empower the seamless integration of renewable energy sources and ensure grid reliability. Join us in shaping the future of clean, reliable, and sustainable energy.

Commissioning Manager.

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