Field Services Engineer

CATL; Slough; On-site; GBP 42,000 - 65,000; Full time

Job summary

CATL in the United Kingdom seeks an on-site Energy Storage Maintenance Engineer to perform inspections, maintenance, and fault diagnosis on energy storage systems, ensuring safe and reliable operation.

The role includes coordinating post-installation commissioning, managing operational data, enforcing safety standards, and communicating with customers and partners to maintain high service quality.

Qualifications

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

Responsibilities

• On-site inspection, maintenance, and preventive maintenance of energy storage systems (PCS, BMS, EMS, battery clusters, transformers, switchgear, fire suppression systems) per O&M plans.
• Fault diagnosis and emergency response: respond to alarms, locate faults on-site, perform root-cause analysis, and repair; coordinate with technical teams to minimize downtime.
• Equipment commissioning support: coordinate resources for post-installation commissioning, grid-connection testing, trial operation, and final acceptance.
• O&M data management & reporting: collect and organize operational data, fault records, maintenance records, and inspection reports; analyze status and health; produce reports.
• On-site safety management & customer communication: enforce safety procedures, manage permits, coordinate with customers/partners, and feedback on operation.
• Inspection, maintenance, repair, and fault diagnosis of new energy vehicles powertrain components (battery, drive motor, E- control) as needed.

Skills

Fluent English

Spanish helpful

Education

Bachelor’s degree or above

Job description

Job Responsibilities

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