BESS Field Service Engineer

LGBT Great; Catania; On-site; EUR 40,000 - 45,000; Full time

Job summary

LGBT Great is seeking a BESS Field Service Engineer / Electrical Technician for its Sicily operations to join a growing energy team. The role focuses on operation, maintenance and performance of Battery Energy Storage Systems in solar and storage sites.

You will perform preventive and corrective maintenance, troubleshoot faults, support commissioning and upgrades, monitor performance, and ensure compliance with Italian HSE and electrical safety standards.

Qualifications

• Electrical engineering qualification or related power systems degree.
• 1–2 years' O&M experience in Solar PV, BESS or renewables.
• Hands-on inverter and battery system maintenance experience.
• Experience with MV and HV electrical systems.
• Fluency in Italian and English.

Responsibilities

• Carry out preventative and corrective maintenance on Battery Energy Storage Systems (BESS) and associated electrical equipment.
• Perform routine inspections, annual capacity testing and equipment diagnostics.
• Troubleshoot and resolve electrical, mechanical and system-related faults across operational sites.
• Carry out maintenance and servicing of inverters, battery systems and associated power electronics.
• Support commissioning activities, system upgrades and software/firmware updates.
• Monitor system performance, analyse operational data and identify opportunities to improve reliability and efficiency.
• Provide remote technical support and diagnostics to customers where required.
• Coordinate site activities, including maintenance schedules, outages and associated contractors.
• Ensure all activities comply with applicable Italian HSE requirements, electrical safety regulations and industry standards.
• Manage spare parts, service documentation, technical reports and maintenance records.
• Work closely with internal engineering and operations teams, providing feedback and recommendations to improve system performance and reliability.

Skills

Electrical engineering

O&M experience

Inverter maintenance

Battery systems

MV/HV knowledge

MODBUS/TCP

HV Authorised Person

PAV/PES safety qualifications

F-Gas certification

Italian & English

Education

Electrical Engineering degree

Tools

Inverter diagnostics tools

Remote diagnostics software

Job description

BESS Field Service Engineer

Location: Catania, Sicily, Italy

Salary: 40,000–45,000 gross per annum, depending on experience

Languages: Italian and English

The Opportunity

We are currently supporting a leading organisation within the renewable energy and energy storage sector in the search for a BESS Field Service Engineer / Electrical Technician to join its growing operations team in Sicily.

This is an excellent opportunity for an electrically qualified technician or engineer with experience in renewable energy, particularly Solar PV or Battery Energy Storage Systems (BESS), to take on a hands‑on role supporting the operation, maintenance and performance of energy storage installations.

Key Responsibilities

• Carry out preventative and corrective maintenance on Battery Energy Storage Systems (BESS) and associated electrical equipment.
• Perform routine inspections, annual capacity testing and equipment diagnostics.
• Troubleshoot and resolve electrical, mechanical and system‑related faults across operational sites.
• Carry out maintenance and servicing of inverters, battery systems and associated power electronics.
• Support commissioning activities, system upgrades and software/firmware updates.
• Monitor system performance, analyse operational data and identify opportunities to improve reliability and efficiency.
• Provide remote technical support and diagnostics to customers where required.
• Coordinate site activities, including maintenance schedules, outages and associated contractors.
• Ensure all activities comply with applicable Italian HSE requirements, electrical safety regulations and industry standards.
• Manage spare parts, service documentation, technical reports and maintenance records.
• Work closely with internal engineering and operations teams, providing feedback and recommendations to improve system performance and reliability.

Requirements

• Qualification in Electrical Engineering, Electrical Technology or a related power systems discipline.
• 1–2 years' experience in Operations & Maintenance (O&M) within Solar PV, BESS or the wider renewable energy sector.
• Practical, hands‑on experience with inverter and battery system maintenance.
• Experience or knowledge of Medium Voltage (MV) and High Voltage (HV) electrical systems.
• Italian and English language skills, with the ability to communicate effectively in both languages.
• Transformer inspection and maintenance experience, and HV Authorised Person status.
• Working knowledge of HV/LV power electronics, including inverters, converters and transformers.
• PAV/PES electrical safety qualifications and knowledge of CEI 78-17 standards.
• HVAC maintenance experience and F‑Gas certification.
• Familiarity with industrial communication protocols, including MODBUS/TCP, IP networking and remote diagnostics.