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About the Role

This field-based role involves performing preventative maintenance, fault finding, repairs, commissioning, testing, and remote support for Battery Energy Storage Systems (BESS). You will act as the primary technical representative on site, ensuring safety, compliance, and high levels of customer service.

Responsibilities

Work in accordance with UK health and safety legislation, company procedures, and site-specific requirements.
Perform risk assessments and method statements (RAMS) before commencing work.
Ensure compliance with electrical safety standards and lockout/tagout (LOTO) procedures.
Promote a strong safety culture and report hazards, incidents, and near misses.
Conduct planned preventative maintenance (PPM) on BESS installations.
Inspect battery enclosures, PCS, transformers, switchgear, HVAC systems, fire suppression systems, and monitoring equipment.
Complete maintenance documentation accurately and on time.
Ensure service activities meet contractual requirements and OEM standards.
Diagnose and resolve electrical, mechanical, communication, and control system faults.
Perform root cause analysis and implement corrective actions.
Replace defective components including: Battery modules; Inverters/PCS units; Communication devices; UPS systems; Fire Alarm systems; Gas alarm systems; Temperature management systems.
Coordinate with technical support and engineering teams for complex issues.
Support site commissioning activities for new energy storage projects.
Conduct functional testing, electrical verification, and system performance assessments.
Assist with system energisation and grid compliance testing.
Produce commissioning reports and handover documentation.
Utilise SCADA and remote monitoring platforms to investigate alarms and performance issues.
Support customer requests and technical queries.
Escalate critical issues appropriately to engineering and management teams.
Complete service reports using company service management systems.
Maintain accurate records of work completed, parts used, and recommendations.
Update technical documentation and service databases.
Act as the primary technical representative on site.
Build strong relationships with customers, contractors, and suppliers.
Deliver high levels of customer service and professionalism.

Requirements

NVQ Level 3, City & Guilds, HNC/HND, or equivalent qualification in Electrical Engineering.
Experience working on Battery Energy Storage Systems (BESS).
Experience working on Renewables.
Experience working on Low-voltage (LV) electrical systems.
Experience working on Industrial power systems.
Strong electrical fault-finding skills.
Experience interpreting electrical drawings and schematics.
Full UK Driving Licence.
Ability to work independently in a field-based environment.
Right to work in the United Kingdom.
Previous experience with utility-scale battery storage systems (Desirable).
Authorised Person (AP) or Senior Authorised Person (SAP) experience (Desirable).
Experience with SCADA systems (Desirable).
Experience with PLC controls (Desirable).
Experience with Power electronics (Desirable).
Experience with Inverters and converters (Desirable).
G99/Grid Code knowledge (Desirable).
Renewable energy industry experience (Desirable).

Skills

Electrical installation and maintenance
High-voltage switching awareness
Power conversion systems
Battery technologies (Lithium-Ion preferred)
Protection systems
Network communications
SCADA monitoring systems
Root cause analysis
Technical reporting
Reading and interpreting electrical schematics
Problem-solving
Communication skills

Location

South East England

Work Type

Field-based
Frequent travel to customer sites
Overnight stays
Remote diagnosis of faults and issues

Experience Level

Independent working style
Qualified training and support

Education Level

NVQ Level 3
City & Guilds
HNC/HND
Equivalent qualification in Electrical Engineering

Salary/Compensations

Competitive salary
Great bonus structure

Benefits

Attractive additional benefits that vary depending on the country

About the Company

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