Senior BESS Service Technician 1

Nidec; Brooklyn Heights (OH); Hybrid; USD 90,000 - 120,000; Full time

Job summary

Nidec is seeking a Senior BESS Field Service Technician to support utility-scale Battery Energy Storage Systems across North America. You will perform preventive and corrective maintenance, troubleshoot complex systems, and assist in commissioning to ensure safe, reliable operation of customer assets.

This role offers exposure to leading-edge storage technologies, opportunities for field leadership, and collaboration with the BESS Project Manager and engineering teams.

Qualifications

• Minimum 3–5 years of relevant experience in utility-scale BESS and related electrical systems.
• Ability to read electrical drawings and use advanced electrical test instruments.
• Experience with power electronics, AC/DC systems, and SCADA.
• Must be able to pass a federal background check and work in the United States without sponsorship.
• Safety-conscious with ability to work in diverse field environments.

Responsibilities

• Perform preventative and corrective maintenance and troubleshooting of utility-scale lithium-ion energy storage systems.
• Lead complex field troubleshooting activities and mentor junior technicians.
• Support emergency call-out response and on-call coverage.
• Interface with Owner/Operator and project team when anomalies occur.
• Prepare service reports and root-cause analyses.

Skills

Electrical troubleshooting

Field service experience

Power electronics

SCADA systems

Electrical safety

Reading electrical drawings

Test equipment usage

Microsoft Office

Spanish language

Education

Associate degree in Electrical Technology

NFPA 70E

OSHA-10

NETA/NABCEP certifications preferred

Valid Driver’s License

United States work authorization

Tools

Data Recorders

DMMs

Clamp-on ammeters

Megohmmeters

Oscilloscopes

Job description

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.
• 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.

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.
• Competence in Microsoft Office software programs.

Competencies

• Strong safety mindset
• Strong technical skills, in electrical fundamentals and troubleshooting
• Goal oriented, self-driver with strong work ethic, quality mindset and attention to detail
• Strong customer service and interpersonal skills
• Strong verbal and written communications skills
• Teamwork and ability to work independently
• Fluency in Spanish preferred but not required
• Competence in Microsoft Office software programs

Additional Job Details

Nidec is an Equal Employment Opportunity (EEO) and Aff

All qualified applicants receive consideration for employment without regard to their age, gender, gender identity, sexual orientation, race, color, genetic information, religious creed, national origin, physical or mental disability, protected veteran status, or any other characteristic protected by law.

For more information regarding your (EEO) rights as an applicant, please visit the following website: http://www1.eeoc.gov/employers/upload/eeoc_self_print_poster.pdf

No Soliciting Nidec will not accept unsolicited resumes from individual recruiters or third party recruiting agencies in response to Nidec job postings.

Nidec has worked its way up to become the world's No.1 manufacturer of small precision motors. In the process, Nidec has gradually expanded its product lineup to include a variety of small to large motors, application products for machinery, and electronic and optical components. At present, its products are used in a wide range of fields and devices including information and telecommunications equipment, office equipment, home appliances, automobiles, industrial equipment, and environmental energy. "For Everything that Spins and Moves", the Group is creating next-generation drive technologies to meet the needs of the society.