Grid-Scale BESS Operations & Maintenance Technician

Westinghouse Electric - USA; Oklahoma City (OK); On-site; USD 33,000 - 39,000; Full time

Benefits offered by this job

Competitive pay

Health benefits

401(k) Savings Plan

Paid vacations

Job summary

Westinghouse Electric - USA is seeking an on-site Grid-Scale BESS O&M Technician to install, commission, inspect and maintain batteries, inverters, transformers, EMS, and balance-of-system equipment, turning engineering intent into reliable field performance.

You’ll read single-line diagrams and OEM manuals, perform preventive and corrective maintenance, document actions in logs and reports, monitor SCADA data, respond to alarms, and support upgrades and warranty tasks across multiple sites.

Qualifications

• Requires a high school diploma or GED.
• 2+ years experience in electrical, power generation, renewables, or energy storage.
• Strong fundamentals in DC and three-phase AC with control circuits.

Responsibilities

• Own installation, commissioning, inspection, troubleshooting, and maintenance for BESS assets (batteries, inverters, transformers, EMS, and balance-of-system).
• Interpret diagrams and OEM manuals to solve electrical, mechanical, and controls problems.
• Perform preventive/corrective maintenance and document actions with logs and incident reports.

Skills

Single-line diagrams reading

DC systems

Three-phase AC

SCADA monitoring

HV safety practices

Meters & insulation testers

Education

High school diploma or GED

Tools

Meters

Insulation testers

Laptop interfaces

Job description

Help stabilize the grid—one megawatt at a timeMission: accelerate the energy transition by keeping utility-scale battery systems safe, reliable, and ready. As our Grid-Scale BESS O&M Technician, you’ll be the on-site expert who turns engineering intent into real-world performance.Could this be you?You’ve brought complex electrical systems to life—commissioning, testing, and optimizing.You navigate three-phase power, DC buses, and control loops with confidence.You thrive in the field—tool bag in hand, laptop connected, data at your fingertips.Impact you’ll makeOwn installation, commissioning, inspection, troubleshooting, and maintenance for BESS assets—batteries, inverters, transformers, EMS, and balance-of-system equipment.Interpret single-line diagrams, schematics, and OEM manuals to solve electrical, mechanical, and controls problems.Execute preventive/corrective maintenance; document precisely with reports, logs, and incident records.Track performance via SCADA/monitoring platforms; respond to alarms, faults, and outages to protect uptime.Lead or assist on upgrades, retrofits, and warranty tasks; partner with engineering, operations, and vendors.Travel to multiple sites and support on-call or emergency rotations.What you’ll need to succeedHigh school diploma or GED (technical or trade school training preferred).2+ years’ experience in electrical, power generation, renewables, or energy storage.Strong fundamentals in DC systems, three-phase AC, and control circuits; skilled at reading single-line diagrams and detailed schematics.Demonstrated high-voltage safety practices aligned with OSHA and NFPA 70E.Hands-on with meters, insulation testers, and laptop interfaces for commissioning/diagnostics.Background with BESS, solar PV, or wind; familiar with lithium-ion battery technology and thermal management.Experience using SCADA and data tools to analyze trends and inform maintenance.Certifications such as NFPA 70E, OSHA 10/30, or similar.Sungrow PT1, PT2 experience.Physical & work requirementsLift up to 50 lbs.; climb ladders and stairs as needed.Willing to travel and work flexible hours, including nights/weekends.Our promise on safetyWe succeed when you do—and we protect that success with a safety-first mindset in everything we do.Grow with WECTEC Staffing ServicesFrom high-volume initiatives to hard-to-fill specialties, WECTEC Staffing Services delivers tailored staffing solutions with best-in-class service. Our professionals support technical and corporate teams across international contracts in over five countries. Join a global network designed to advance your career.Rewards and recognitionCompetitive payComprehensive Health and Income Protection Benefits401(k) Savings PlanPaid Vacations for Qualifying PositionsWe 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.Take the next stepExplore us at www.wectecstaffing.com. Apply at careers.westinghousenuclear.com and connect on LinkedIn.Equal opportunity and complianceEqual Opportunity Employer including Veterans and Individuals with DisabilitiesValid driver's license and ability to pass background and drug screeningEmployment opportunities may require access to information which is subject to the export control regulations of the United States. Hiring decisions for such positions are required by law to be made in compliance with these regulations. Applicants for employment opportunities in other countries must be able to meet the comparable export control requirements of that country and of the United States.