Field Service Engineer (Utility BESS)
Pubblicato il 17-08-2026 - Trina Solar in Roma
Responsibilities
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Execute pre-commissioning, cold commissioning and hot commissioning of utility scale BESS projects
Perform preventive and corrective maintenance on installed 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 site works meets 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 systems
Practical 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, RAMS and 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, datalogs 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. xkiyazw
We offer you A dynamic environment with high responsibilities and an independent working style The opportunity for professional development and growth in one of the most fast‑growing industries.
An environment of open communication where all ideas and opinions are valued
Collaboration with an international and diverse team from all over Europe
Possibility for remote work
Qualified training and support with our buddy system A detailed introduction to our product portfolio
Competitive salary and a great premio structure
Attractive additional benefits that vary depending on the country