Field Service Technician III – Battery Energy Storage Systems (BESS)

ConsultNet Technology Services and Solutions; California; On-site; USD 75,000 - 110,000; Full time

Job summary

ConsultNet Technology Services and Solutions is seeking a Field Service Technician III to support maintenance and repair of utility-scale Battery Energy Storage Systems (BESS) at a Desert Center, CA facility. You will diagnose electrical/control issues, perform preventive maintenance, and ensure safe operation of energy storage equipment on site.

The role requires 4+ years in electrical/renewable energy settings, reading schematics, and knowledge of SCADA.

Qualifications

• High school diploma or equivalent.
• 4+ years in electrical/renewable energy/industrial ops.
• Hands-on electrical troubleshooting, inspection, testing.
• Ability to read electrical schematics and diagrams.
• OSHA 10, NFPA 70E, CPR certifications or ability to obtain.
• Willingness to travel up to three weeks.
• Ability to lift 50 pounds and work in extreme temperatures.

Responsibilities

• Perform preventive maintenance on BESS equipment and associated systems.
• Diagnose electrical and control system issues and perform repairs.
• Inspect, test, and certify HV equipment, inverters, SCADA, and related machinery.
• Interpret electrical drawings, schematics, and wiring diagrams.
• Maintain accurate work orders, service reports, and inventory records.
• Coordinate with supervisors, engineers, customers, and service vendors.

Skills

Electrical troubleshooting

Reading schematics

SCADA systems

Preventive maintenance

Documentation

Electrical safety

Education

High school diploma or equivalent

Tools

Multimeters

Insulation resistance testers (Meggers)

Job description

Title: Field Service Technician III – Battery Energy Storage Systems (BESS)

Location: Desert Center, CA (On-Site)

Target Start Date: End October Early November

Join a growing organization supporting large-scale renewable energy and battery storage technology. This opportunity offers hands-on experience maintaining sophisticated electrical and energy storage systems, working alongside experienced technical professionals, and contributing to the reliability of critical energy infrastructure. Technicians will have the opportunity to expand their technical knowledge, take ownership of complex troubleshooting activities, and work with advanced industrial equipment in a field-based environment.

Job Description:

We are seeking experienced Field Service Technicians to support the maintenance, troubleshooting, inspection, and repair of utility-scale Battery Energy Storage Systems (BESS) at a facility in Desert Center, California. This position involves performing scheduled preventive maintenance, diagnosing electrical and control system issues, supporting safe equipment operation, and completing technical repairs on industrial power and energy storage equipment. Responsibilities include working with inverters, SCADA communications, medium- and high-voltage equipment, HVAC systems, control wiring, and related electrical components. Technicians will interpret electrical drawings and schematics, perform diagnostic testing, assist with lockout/tagout procedures, and maintain accurate work orders, inventory records, and service documentation. The role also involves coordinating with supervisors, engineers, customers, and service vendors, supporting junior technicians, and ensuring maintenance and repair work meets safety, quality, and operational standards.

Required Skills:

High school diploma or equivalent and 4+ years of experience in electrical, renewable energy, power generation, or industrial technical operations.

Hands-on electrical troubleshooting, equipment inspection, testing, and repair experience.

Ability to read and interpret electrical schematics, single-line diagrams, and technical documentation.

Experience using electrical testing equipment, including multimeters and insulation resistance testers (meggers).

Knowledge of electrical safety practices, lockout/tagout (LOTO), and safe maintenance procedures.

Experience with preventive maintenance and troubleshooting of industrial electrical or power generation equipment.

Ability to diagnose electrical control wiring, inputs/outputs (I/O), and related equipment issues.

Familiarity with industrial control systems, SCADA communications, and electrical power equipment.

Ability to follow established quality control, testing, and maintenance procedures.

Strong documentation skills, including work orders, service reports, and maintenance records.

Current driver's license with an acceptable driving record and ability to operate company vehicles.

Current OSHA 10, NFPA 70E, and CPR certifications, or ability to obtain them immediately.

Willingness to travel to assigned sites, potentially for up to three weeks at a time.

Ability to work in extreme temperatures, climb ladders, bend, stand, walk, and lift at least 50 pounds.

Availability for overtime, weekends, and urgent field service needs as required.

Bonus/Soft Skills:

Direct utility-scale BESS maintenance and troubleshooting experience.

Experience in solar, wind, hydroelectric, natural gas generation, or electrical distribution environments.

Experience with bidirectional inverters, 1500 VDC and 630 VAC systems.

Knowledge of medium- and high-voltage equipment, substations, and switching operations.

Experience troubleshooting PLC inputs/outputs and industrial automation equipment.

Familiarity with TCP/IP, Modbus, managed Ethernet switches, fiber communications, and media converters.

Experience with HVAC and chiller system operation and maintenance.

Proficiency with torque tools and thermal imaging equipment.

Experience supporting field service vendors and coordinating maintenance activities.

Ability to mentor junior technicians and provide technical guidance.

Strong problem-solving skills, attention to detail, and ability to work independently.

Reliability, accountability, willingness to learn, and ability to follow direction.

Strong communication skills and comfort using Microsoft Teams, email, and other reporting tools.

We champion equality and inclusivity, proudly supporting an Equal Opportunity Employer policy. We welcome applicants regardless of Race, Color, Religion, Sex, Sexual Orientation, Gender Identity, National Origin, Age, Genetic Information, Disability, Protected Veteran Status, or any other status protected by law.