Field Service Supervisor

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: Field Service Supervisor
Department: Service
Compensation: $115,000 - $135,000 + annual bonus

Reports To: Regional Service Manager
Location: Ottawa, Ontario (onsite)

About the Role:

The Field Service Supervisor will be an integral part of the service team with the main responsibility to lead the Senior Service and Service Technicians, enabling the team to commission and complete preventative and corrective maintenance of CSI Energy Storage’s Solbank Storage Power Block (SPB). The individual will also be responsible for completing obligations under Long Term Service Agreements (LTSA’s) for Battery Energy Storage System (BESS) projects. The successful candidate must be able to travel and complete tasks at various project sites throughout the US region. Experience with BESS or renewable power generation equipment in a service environment is required.

Responsibilities:

• Support the Senior Service and Service Technicians during daily/weekly tasks

• Coordinate Senior Service and Service Technicians to attend sites to complete tasks as necessary

• Commission CSI Energy Storage’s Solbank Storage Power Block

• Perform preventative and corrective maintenance of SPBs to adhere to warranty requirements

• Fulfill obligations for BESS equipment under LTSA’s, which may include: Energy Storage Cabinets (ESC’s), Power Conversion Stations (PCS), Ring Main Units (RMU’s) / Switchgear, Transformers and SCADA and networking devices

• Provide onsite diagnostic, troubleshooting, and hands-on support to maintain equipment and achieve availability and capacity guarantees.

• Oversee and supervise subcontractors on site where required

• Assist in developing standard operating procedures and processes

• Complete work order documentation in a timely manner

• Perform proper LOTO and switching procedures as required

Required Qualifications and Skills:

• Educational background in Electrical Engineering, or a related discipline

• Minimum 5+ years of relevant work experience in a service environment, preferably in renewable energy

• Minimum 1 year in a Team Leader/Supervisor role

• Knowledge of general and national codes, medium voltage power systems and photovoltaic or Energy Storage system applications

• Excellent verbal and written communication skills

• Proven ability to prioritize, manage multiple projects, and execute in a fast-paced and dynamic environment with a strong ownership mentality

• Previous experience with a CMMS software program is preferred

• A calm and steady presence under pressure who can juggle shifting demands without losing composure or professionalism

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.

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