Field Service Engineer (Utility BESS)
Pubblicato il 02-10-2026 - Trinasolar in Italia
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 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
- Location: Italy and/ or Portugal
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.
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
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
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