Commissioning Engineer

Csestorage; Town of Texas, California (WI, MO); Hybrid; USD 110,000 - 160,000; Full time

Job summary

e-STORAGE is hiring a Commissioning Engineer to join a cross-functional team delivering battery storage projects. You will oversee testing and commissioning from pre-commissioning through Substantial Completion, ensuring safe, on-time operation at sites nationwide.

With 5+ years in commissioning or systems engineering in renewables, you’ll manage scope, schedules, and stakeholder communication, coordinating with utilities, AHJs, and vendors to drive successful project outcomes.

Qualifications

• Educational background in Engineering or a related field.
• At least 5 years of relevant experience in commissioning and/or systems engineering within the renewable energy sector.
• Hands-on experience in battery storage systems, medium voltage stations, and related products.
• Proficient in specification, technical bid analysis, and procurement of major equipment (inverters, transformers, switchgear).
• Strong understanding of regulatory standards (NEC/UL) and MV electrical installations.
• Excellent time management and ability to handle multiple projects.

Responsibilities

• Participate in meetings with owner, operation and maintenance, design, and construction personnel to understand project goals and schedule to ensure proper coordination of commissioning activities.
• Review project documents and preliminary designs to identify gaps in scope and responsibility to ensure project success.
• Execution of commissioning activities, which requires understanding/managing the scope, stakeholders, and schedule and keeping all parties in sync.
• Interface with internal customers (commissioning manager, project manager, construction manager) and external customers (utilities, AHJs, contractors, end customers) to ensure consistent communication.
• Manage equipment suppliers and host daily plan of the day (POD) with each supplier to have them report progress and schedule their work.
• Perform site visits to coordinate the commissioning plan, schedules, and checklist to ensure all commissioning activities and performance testing are executed efficiently.
• Suggest improvements in commissioning execution plan or procedures/processes based on lessons learned.
• Maintain and develop key strategic relationships with major vendors, suppliers, and contractors throughout the energy storage industry.
• Support value-engineering and process improvement efforts by sharing project-specific lessons learned.

Skills

Battery storage expertise

MV electrical installations

Inverters/transformers/switchgear

NEC/UL code compliance

Project coordination

Procurement/specification of major eqp

Education

Engineering degree

Job description

## Commissioning EngineerApplyremote type: Hybridlocations: US - Remotetime type: Full timeposted on: Posted Yesterdayjob requisition id: 10001276## **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 Engineer **Department:** Commissioning **Compensation:** $110,000 - $160,000 + annual bonus (range varies by location) **Reports To:** Commissioning Manager **Location:** United States**About the Role:**The Commissioning Engineer is part of a cross-functional team that focuses on executing battery storage projects with market-leading technologies. The Commissioning Engineer is responsible for testing and commissioning oversight activities of Battery Energy System Storage (BESS) projects from the Pre-commissioning phase through to Substantial Completion to ensure successful execution and operation of the BESS project. This role is expected to spend over 75% of their time at project sites in Texas, Arizona, California, and others as needed.**Responsibilities:*** Participate in meetings with owner, operation and maintenance, design, and construction personnel to understand project goals and schedule to ensure proper coordination of commissioning activities* Review project documents and preliminary designs to identify gaps in scope and responsibility to ensure project success* Execution of commissioning activities, which requires understanding/managing the scope, stakeholders, and schedule and keeping all parties in sync* Interface with internal customers (commissioning manager, project manager, construction manager) and external customers (utilities, AHJs, contractors, end customers) to ensure consistent communication* Manage equipment suppliers and host daily plan of the day (POD) with each supplier to have them report progress and schedule their work* Perform site visits to coordinate the commissioning plan, schedules, and checklist to ensure all commissioning activities and performance testing are executed efficiently* Suggest improvements in commissioning execution plan or procedures/processes based on lessons learned* Maintain and develop key strategic relationships with major vendors, suppliers, and contractors throughout the energy storage industry* Support value-engineering and process improvement efforts by sharing project-specific lessons learned**Required Qualifications and Skills:*** Educational background in Engineering or a related field* At least 5 years of relevant experience in commissioning and/or systems engineering within the renewable energy sector* Hands-on experience in battery storage systems, medium voltage stations, and/or related products/systems* Proficient in the specification, technical bid analysis, and procurement of major equipment such as inverters, transformers, switchgear, etc* Hands-on experience in system engineering and a solid understanding of related regulatory standards, including NEC/UL code compliance* Proficient in MV Electrical Installations, Ampacity Calculations, Short circuit/load flow, Protective Device Coordination, Arc Flash, Grounding per IEEE80, and other relevant design topics* Excellent time management skills; able to balance multiple projects and prioritize a broad variety of issues, initiatives, and objectives concurrently*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.*## **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.