Field Services Engineer

CATL; Greater London; On-site; GBP 50,000 - 70,000; Full time

Job summary

CATL seeks an on-site Equipment Inspection & Maintenance specialist to perform daily inspections, preventive maintenance, and fault handling for energy storage systems in a London area facility.

The role requires 3+ years of relevant experience, a Bachelor’s degree, and strong coordination and English communication skills. Spanish is a plus; you will work closely with customers and partners to ensure safe, reliable equipment operation.

Qualifications

• Bachelor’s degree or above is required.
• 3+ years of relevant experience preferred.
• Experience in O&M and maintenance of large-scale energy storage projects preferred.
• Fluent in English; Spanish is a plus.

Responsibilities

• On-site Equipment Inspection & Maintenance of energy storage systems per O&M plans; identify and resolve anomalies.
• Fault Diagnosis & Emergency Response: respond to alarms, localize faults, analyze root cause, and coordinate with technical teams.
• Equipment Commissioning Support: coordinate resources for post-installation commissioning and testing.
• O&M Data Management & Reporting: collect, organize, analyze data, prepare O&M reports.
• On-site Safety Management & Customer Communication: enforce safety procedures and maintain communication with customers and partners.
• Inspect, maintain, repair, and fault diagnose new energy vehicle systems including power battery, drive motor, and E/CS.

Skills

O&M experience

Large-scale energy storage

English fluency

Spanish a plus

Education

Bachelor’s degree or above

Job description

1. On-site Equipment Inspection & Maintenance: Conduct daily inspections, spot checks, and preventive maintenance on energy storage systems (PCS, BMS, EMS, battery clusters, transformers, switchgear, fire suppression systems, etc.) according to O&M plans; promptly identify and resolve equipment anomalies to ensure safe and stable system operation.

2. Fault Diagnosis & Emergency Response: Receive and respond to equipment fault alarms; rapidly perform on-site fault localization, root cause analysis, and repair recovery; coordinate with relevant technical teams on complex faults to minimize downtime and improve system availability.

3. Equipment Commissioning Support: Coordinate resources for post-installation commissioning, grid-connection testing, trial operation, and final acceptance of energy storage projects.

4. O&M Data Management & Reporting: Collect and organize operational data, fault records, maintenance records, and inspection reports; analyze equipment operating status and health conditions; propose optimization recommendations; and regularly produce O&M analysis reports to support equipment reliability improvement.

5. On-site Safety Management & Customer Communication: Strictly enforce electrical safety operation procedures and energy storage industry safety standards; implement on-site risk control and work permit systems; maintain communication and coordination with customers, owners, and relevant partners; provide timely feedback on equipment operation; and enhance customer satisfaction.

6. In charge of inspection, maintenance, repair, and fault diagnosis of new energy vehicles; conducted testing and repairs on the power battery, drive motor, and electronic control systems.

Qualifications

• Education: Bachelor’s degree or above
• Skills: Experience in O&M and maintenance of large-scale energy storage projects preferred
• Experience: 3+ years of relevant experience preferred
• Languages: Fluent in English, good at Spanish is a plus
• Others:
• 1. Strong coordination, communication, and logical thinking skills
• 2. Aligned with the company’s striving culture; highly responsible, proactive, and self-driven