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Posted 10 days ago

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Field Service Engineer (Utility BESS)

Portugal - Home basedRemoteFull-time

AI Summary

A Field Service Engineer executes pre- and post‑commissioning, preventive and corrective maintenance on utility‑scale battery energy storage systems, troubleshoots faults across DC, PCS/inverters, MV equipment and SCADA, and supervises site subcontractors.

About this role

Responsibilities

  • Execute pre-commissioning, cold commissioning and hot commissioning of utility scale BESS projects
  • Perform preventive and corrective maintenance on installed energy storage projects
  • Valid at electrical 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
  • Electrical safety training,competenceand authorisationrequiredfor work on or near electrical installations
  • Competence to work under EN 50110-1 and applicable Portuguese electrical safety procedures, 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, commissioningproceduresand 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/suppressioninterfacesand auxiliary systems
  • Ability to work under permit-to-work, lockout/tagout, switching, isolation,RAMSand site safety procedures
  • Completion of mandatory workplace health and safety training under Portuguese safety requirements before site deployment
  • Ability to complete commissioning records, test reports, service reports, fault reports, riskassessmentsand handover documentation accurately
  • Legal right to work in Portugal
  • Valid Category B driving licence
  • Willingness to travel across Portugal and internationally asrequired
Preferred / additional
  • Previousutility-scale BESS installation,commissioningor 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, DSO/TSOor site rules
  • Experience on substations, renewable-energy plants, grid-connected storageprojectsor industrial power systems
  • Knowledge of Portuguese MV/HV grid-connection requirements and applicable DGEG / network operator rules
  • Experience with remote diagnostics, alarm analysis, firmware updates, datalogsand root-cause analysis
  • Availability for call-out, outage support,overtimeor 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 bonus structure
  • Attractive additional benefits that vary depending on the country

Skills

BESSBMSDC Battery SystemsEMSInvertersMV/LV SwitchgearPCsPLCSCADATransformers

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