Field Service Engineer (Utility BESS)

Trina Solar
Portugal
Workplace: RemoteFull timeFunction: Field Service, Maintenance & Skilled TradesExperience: 2-5 yearsSkills: ["Independent working style"]

Execute pre-, cold, and hot commissioning of utility-scale BESS projects, then perform preventive and corrective maintenance on installed energy storage systems. Troubleshoot DC system faults across PCS/inverters, MV equipment, SCADA, and auxiliaries. Supervise subcontractors, ensure safety/quality compliance, and complete service and commissioning documentation. Support client training and warranty investigations while assisting regional delivery, commissioning, and O&M activities with site travel as required.

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Trina Solar
Trina Solar
1 month ago

Field Service Engineer (Utility BESS)

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Source: Company careers pageValidated by: Fursa AI
Last checked: 15 hours agoStatus: Live

Job Summary

Execute pre-, cold, and hot commissioning of utility-scale BESS projects, then perform preventive and corrective maintenance on installed energy storage systems. Troubleshoot DC system faults across PCS/inverters, MV equipment, SCADA, and auxiliaries. Supervise subcontractors, ensure safety/quality compliance, and complete service and commissioning documentation. Support client training and warranty investigations while assisting regional delivery, commissioning, and O&M activities with site travel as required.
Location: Portugal
Workplace: Remote
Employment Type: Full time
Job Function: Field Service, Maintenance & Skilled Trades
Seniority: Mid level

Key Responsibilities

  • •Execute pre-commissioning, cold commissioning, and hot commissioning of utility-scale BESS projects.
  • •Perform preventive and corrective maintenance on installed energy storage projects.
  • •Troubleshoot faults across DC systems, PCS/inverters, MV equipment, SCADA, and auxiliaries.
  • •Supervise subcontractors and ensure site works meet safety, quality, and project requirements.
  • •Complete commissioning records and service/fault reports, support client training and warranty investigations, and assist regional delivery, commissioning, and O&M activities.

Pay and Benefits

Perks:Remote Work

Key Requirements

  • •Electrical/electrotechnical qualification with proven experience in electrical installation, commissioning, maintenance, or fault finding.
  • •Experience with utility-scale electrical systems, preferably including BESS, PCS/inverters, DC battery systems, MV/LV switchgear, transformers, and SCADA (plus BMS/EMS).
  • •Electrical safety training and authorization for work on or near electrical installations, including competence under EN 50110-1 and Portuguese safety procedures.
  • •Practical experience using electrical test equipment and diagnostic tools, and ability to read and interpret single-line diagrams, electrical schematics, and wiring/interlock logic.
  • •Legal right to work in Portugal and a valid Category B driving licence.
Experience:2-5 years
Skills:Independent working style
Licenses:Category B driving licence
Tech Stack:BESSPCS/invertersDC battery systemsMV/LV switchgearTransformersSCADABMSEMSPLCsCommunication networksHVACFire detection/suppressionPermit-to-workLockout/tagoutRAMS

Eligibility

Work Authorization:Authorization required. Sponsorship not provided.

Company Brief

Trina Solar
Designs, manufactures, and sells photovoltaic (PV) modules, energy storage systems, and smart energy solutions for utility-scale, commercial, and residential customers worldwide. Focuses on R&D, manufacturing scale, and global solar project deployment.
Industry: Solar Energy
Company Size: Enterprise (1,001+ employees)
Revenue: USD 1B+
Growth: Public Company
Valuation: Public Company (Market Cap in USD)
Funding: IPO / Publicly Listed
Headquarters: Changzhou, China
Founded: 1997
WebsiteLinkedIn