BESS Field Service Technician

Nidec; United States; Remote; USD 85,000 - 130,000; Full time

Job summary

Nidec is seeking a Senior BESS Field Service Technician to support utility-scale energy storage systems across Texas and North America. You will perform preventive and corrective maintenance, troubleshoot BMS/PCS, and lead complex field issues while mentoring junior staff.

Expect travel, on-call coverage, and direct interaction with customers to ensure safe, reliable operation. This role offers exposure to cutting-edge energy storage tech and a pathway into leadership and specialist roles within

Qualifications

• Associate degree in Electrical Technology or related discipline; NFPA 70E and OSHA-10 required.
• Valid Driver's License; U.S. work authorization without sponsorship.
• 3–5 years in utility-scale BESS, solar, wind, or related electrical work.
• Experience with power electronics, AC/DC, and SCADA systems; read drawings.
• Experience with diagnostic test equipment (DMMs, oscilloscopes, etc.).
• Certifications (NETA/NABCEP) preferred; military training accepted.

Responsibilities

• Perform preventive and corrective maintenance on utility-scale BESS and components.
• Troubleshooting of BMS, PCS, MV transformers, EMS/SCADA, and related gear.
• Lead complex field troubleshooting and mentor junior technicians.
• Support emergency call-outs and on-call coverage.
• Develop service reports and root-cause analyses.
• Coordinate with Project Manager and Engineering on anomalies.
• Procure and ship parts, issue RMAs, and support commissioning/testing.
• Log customer interactions in Salesforce; maintain safety and records.

Skills

Troubleshooting

Preventive maintenance

Electrical safety

SCADA systems

Communication

Mentoring

Teamwork

Education

Associate degree in Electrical Technology, Electronics, Renewable Energy or related discipline

Tools

Data Recorders

DMMs

Clamp-on ammeters

Megohmmeters

Oscilloscopes

Electrical test instruments

Salesforce

Job description

We begin with dreams. Dreams drive our motivation. Dreams are our future. The world's dreams, people's dreams, our dreams. Our passion creates ideas that make dreams come alive. Technology and products that were only dreams become reality.

All for dreams. Dreams challenge and the Nidec-Group will continue to meet the challenge. For the world's and people's tomorrows; the world's first, the world's best technologies and products; we will continue our part in creating a better society.

Job Summary

Position Summary: The Senior BESS Field Service Technician serves as a frontline technical expert supporting utility-scale Battery Energy Storage Systems across Texas and North America. This role is responsible for ensuring safe, reliable operation of customer assets through preventive & corrective maintenance, troubleshooting, emergency response and commissioning activities. The position offers direct exposure to leading-edge energy storage technologies and provides a pathway into field leadership, commissioning and technical specialist roles.

Essential Job Functions

• Perform preventative and corrective maintenance and troubleshooting of: Utility-scale lithium-ion energy storage systems
• Battery DC Blocks
• Battery Management Systems (BMS)
• Power Conversion Systems (PCS)
• Medium-voltage transformers
• EMS & SCADA Systems
• Balance of Plant Equipment, including MV Switchgear, Switches, Circuit Breakers, Reclosers, Protection relays, etc.
• undefined
• Perform remote monitoring and SCADA-based diagnostics.
• Execute switching, LOTO and electrical safety procedures.
• Develop service reports, maintenance records and root-cause analyses.
• Lead complex field troubleshooting activities and mentor junior technicians.
• Support emergency call-out response and rotating on-call coverage.
• Keep maintenance logs, visitor logs, and other records associated with the contract scope of work requirements

Interface with Owner/Operator and the Nidec BESS Project Manager and Engineering team when anomalies occur

Initiate the procurement and shipping of crucial repair parts (if required)

Initiate the issuance of Return Materials Authorization (RMA)

Support commissioning, startup, energization and performance testing.

Display professionalism, proactively interface, and effectively communicate with the customer to build and maintain an elevated level of customer satisfaction.

Maintain working knowledge of safety policies and regulations to ensure duties of self and others are performed in a safe manner.

Use Salesforce software to log customer interactions pertaining to Service and RMA cases

Learning Period Formal training at Nidec Conversion, home office and on-site training with a senior FSE when needed.

Working Conditions

Position may require up to 80% travel in the field for the purpose of: Supporting customers in Texas primarily and across North American as needed Training, on products and systems produced by Nidec Energy Systems & Nidec Conversion, including experiential training on projects and service interventions.

In the case of work at customer sites: Considerable amount of walking may required.

May require climbing of staircases and access ladders, working at heights, in tight spaces, outdoors in hot and cold weather.

May require lifting up to 70 lbs and operating lifting equipment (fork trucks, etc.)

Field work requires wearing and working in appropriate safety gear.

Carry service bag (25-50 lbs.), laptop case/caddy, as well as other trade tools.

Education/License Requirements

Associate degree in Electrical Technology, Electronics, Renewable Energy or related discipline preferred. Military technical training accepted. NFPA 70E required. OSHA-10 required. NETA and NABCEP certifications preferred. Valid Driver's License required; Valid U.S. Passport, or passport of employee's country of origin. Must be able to pass a federal background check. Must be able to legally work in the United States without sponsorship.

Experience Requirements

Prior experience on Tesla, Fluence, Powin, Wärtsilä, Sungrow, CATL, BYD, Risen/SYL or similar platforms is highly valued. Minimum 3-5 years of relevant experience in utility-scale BESS, solar, wind, power generation, industrial electrical maintenance, substations, UPS systems or power conversion equipment. Strong understanding of power electronics, AC/DC systems, battery technologies, relay protection and SCADA systems. Ability to read electrical drawings and use advanced electrical test instruments. Experience using electronic test equipment such as Data Recorders, DMM's, Clamp-on ammeters, Megaohmmeters, and Oscilloscopes Experience in troubleshooting power electronics circuitry desirable Experience working independently and as part of a team in a safe, reliable manner Ability to work within strict deadlines. Ability to use hand and/or power tools. Ability to read Electrical Drawings/Schematics

Competencies

Strong safety mindset Strong technical skills, in electrical fundamentals and tr