Battery Energy Storage System Technician

About the role: Battery Energy Storage System (BESS) Technician supports the installation, commissioning, operation, and maintenance of battery energy storage systems. You have an electrical or electro‑mechanical background working with high-voltage systems in the renewables industry.

Responsibilities:

• Perform installation, commissioning, inspection, troubleshooting, and maintenance of BESS equipment, including batteries, inverters, transformers, EMS, and balance-of-system components
• Diagnose and resolve electrical, mechanical, and control system issues using schematics, drawings, and technical documentation
• Conduct preventive and corrective maintenance following OEM manuals and site procedures
• Monitor system performance and respond to alarms, faults, and outages
• Safely work with high-voltage DC and AC systems while following all OSHA, NFPA 70E, and company safety standards
• Complete service reports, maintenance logs, and incident documentation accurately
• Support system upgrades, retrofits, and warranty work
• Coordinate with engineering, operations, and third-party vendors during site activities
• Travel to project sites and participate in on-call or emergency response rotations

Qualifications:

• High school diploma or GED required; technical or trade school training preferred
• 2+ years of experience in electrical, power generation, renewable energy, or energy storage systems
• Experience with electrical fundamentals, including DC systems, three-phase AC power, and control circuits
• Read and interpret electrical schematics, single-line diagrams, and technical manuals
• Experience working safely around high-voltage equipment
• Proficiency with diagnostic tools such as multimeters, insulation testers, and laptops for system interfaces
• Valid driver's license and ability to pass background and drug screening
• Prior hands-on experience with BESS, solar PV, or wind generation systems
• NFPA 70E, OSHA 10/30, or similar safety certifications
• Familiarity with lithium-ion battery technologies and thermal management systems
• Experience with SCADA, monitoring platforms, or data analysis tools
• Sungrow PT1, PT2 experience

Physical & Work Requirements

• Lift up to 50 lbs. and climb ladders or stairs
• Willingness to travel and work flexible hours, including nights or weekends

Our Safety Pledge to You:

If you are as committed to your success as we are committed to your safety, then this is the position for you! For us, our guiding principle has always been and will continue to be the safety of our people. It's that simple!

Why WECTEC Staffing Services?

WECTEC Staffing Services delivers customer-focused solutions, offering everything from high-volume, cost-effective staffing to specialized niche roles, while maintaining best-in-class service. Our employees bring expertise across technical and corporate functions, supporting international contracts in over five countries. We invite you to explore opportunities within our distinguished global talent network.

WECTEC Staffing Services offers competitive pay to all of our employees. Additionally, most positions qualify for benefits including the following:

• Comprehensive Health and Income Protection Benefits
• 401(k) Savings Plan
• Paid Vacations for Qualifying Positions

We are committed to transparency and equity in all our people practices. We estimate the base salary range for this position, which is dependent upon qualifications, to be $24.00 hour to $28.00 hour.

WECTEC Staffing Services continues to successfully place and technical resources into key roles globally. You can learn more by visiting

You can submit your completed application, and explore other available options, using the following link: careers.westinghousenuclear.com

Get connected with WECTEC Staffing Services on social media: LinkedIn

Equal Opportunity Employer including Veterans and Individuals with Disabilities