Field Service Engineer (Utility BESS)

Trina Solar Co.; Italia; On-site; EUR 45,000 - 70,000; Full time

Job summary

Trina Solar is seeking a Field Service Engineer (Utility BESS) to join our Utility Storage team in Italy or Portugal. The role covers commissioning, maintenance, and troubleshooting of utility-scale energy storage systems, with travel across Italy and internationally as required.

Ideal candidates hold PES/PAV and PEI qualifications, and can work under CEI 11-27 / CEI EN 50110 safety rules, with CEI standards familiarity.

Qualifications

• Electrical qualification with proven experience in installation, commissioning, maintenance, or fault finding.

Responsibilities

• Execute pre-, cold, and hot commissioning of utility-scale BESS projects.
• Perform preventive and corrective maintenance on energy storage projects.
• Validate electrical installations, system configuration and performance.
• Troubleshoot faults across DC systems, PCS/Inverters, MV equipment, SCADA and auxiliaries.
• Supervise subcontractors and ensure safety, quality and project requirements.
• Complete commissioning records, service reports and handover documentation.
• Support client training, site handover, warranty investigations, and technical reporting.
• Travel to project sites as required to support regional delivery.

Skills

Electrical installation/commissioning

Maintenance & fault finding

BESS/PCS & inverters

DC battery systems

SCADA/BMS/EMS systems

Reading electrical schematics/diagrams

Safety procedures CEI 11-27 / CEI EN 0

Travel willingness

Education

Electrical/electrotechnical qualification

Tools

Electrical test equipment

Job description

Trina Solar is an internationally recognized solar energy company. Our growing global presence includes regional headquarters in Switzerland, US, Japan and China with offices in Madrid, Munich, Milan, the UK, San Jose, Seoul, Tokyo and Shanghai, to provide our customers with timely, reliable service.

As Trina Storage continues to expand its capacity, we are looking for talent who is passionate about solar energy. From research and development to sales and marketing to manufacturing and operations, Trina Solar looks for people who thrive in exciting, challenging and dynamic work environments to become a part of our dedicated team of professionals and contribute daily to bringing clean, reliable and cost effective solar energy solutions to customers around the globe.

Join us and our mission to promote and develop solar energy as a source of clean, renewable energy for all.

We are currently looking for a Field Service Engineer (Utility BESS) to join our Utility Storage team in Italy or Portugal

Responsibilities

• Execute pre-commissioning, cold commissioning and Hot commissioning of utility scale BESS projects
• Perform preventive and corrective maintenance on installed energy storage projects
• Validate electical installations, system configuration and performance
• 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, service reports, fault reports and handover documentation
• Support client training, site handover, warranty investigations and technical reporting
• Support regional delivery, commissioning and O&M activities, including travel to project sites as required.

Requirements

• Electrical, electrotechnical, or equivalent technical qualification, with proven experience in electrical installation, commissioning, maintenance, or fault finding
• Proven experience working on utility-scale electrical systems, preferably including BESS, PCS/inverters, DC battery systems, MV/LV switchgear, transformers, SCADA, BMS or EMS systems
• PES/PAV and PEI training/qualification required
• Competence to work under CEI 11-27 / CEI EN 50110 procedures for electrical work, including live LV work, work near live parts and work in the vicinity of HV/MV systemsPractical experience using correctly rated electrical test equipment, diagnostic tools
• Ability to read and interpret single-line diagrams, electrical schematics, wiring diagrams, interlock logic, commissioning procedures and OEM technical manuals
• Experience with installation, commissioning, energisation, maintenance and fault finding across DC systems, PCS/inverters, MV interfaces and SCADA systems
• Familiarity with BMS, EMS, SCADA, PLCs, communication networks, HVAC, fire detection/suppression interfaces and auxiliary systems
• Ability to work under permit-to-work, lockout/tagout, switching, isolation, RAM Sand site safety procedures
• Completion of mandatory workplace health and safety training under Italian safety requirements before site deployment
• Ability to complete commissioning records, test reports, service reports, fault reports, risk assessments and handover documentation accurately
• Valid Category B driving licence
• Willingness to travel across Italy and internationally as required

Preferred / additional

• Previous utility-scale BESS installation, commissioning or maintenance experience
• Experience with OEM-supplied integrated systems covering DC batteries, PCS, MV equipment and SCADA
• Medium-voltage switching experience on 11 kV-33 kV systems
• Formal MV switching authorisation under client, DNO/DSO or site rules
• Experience on substations, renewable-energy plants, grid-connected storage projects or industrial power systems
• Knowledge of CEI 0-16 for MV/HV grid-connected plants in Italy
• Experience with remote diagnostics, alarm analysis, firmware updates, data logs and root-cause analysis
• Availability for call-out, outage support, overtime or occasional weekend work

Candidates must hold PES/PAV and PEI training/qualification and must be capable of being formally authorised by the employer to work on or near live/stored-energy electrical systems up to 1,500 VDC and 1,000 VAC in accordance with CEI 11-27 / CEI EN 50110 and Italian safety requirements.