ESS Delivery Engineer

About the role

The ESS Delivery Engineer will lead commissioning, testing and hand‑over of large‑scale Battery Energy Storage System (BESS) projects. You will work on‑site with multidisciplinary teams to ensure safe, on‑time delivery of battery containers, power conversion and energy management systems.

Key responsibilities

• Commission, troubleshoot and resolve defects in battery containers, including fire suppression, liquid cooling, DC and auxiliary AC circuits.
• Assist with PCS and EMS commissioning, perform site acceptance testing, grid‑connection testing and overall project acceptance.
• Analyse on‑site issues, diagnose faults, implement corrective actions and close issues with the project team.
• Provide customer training on system operation, maintenance and product usage.
• Track commissioning issues to closure while complying with EHS requirements.

Required profile

• Bachelor’s degree in Electrical, Communication, Energy or related engineering discipline.
• Minimum 5 years of experience in electrical equipment commissioning, energy storage or related projects.
• Fluent English for daily work; Mandarin Chinese proficiency required.
• Willingness to travel extensively and undertake long‑term overseas assignments.

Required skills

• Auxiliary AC Circuits 220V/400V AC
• DC Circuits up to 1500V DC
• BMS Communication Systems
• Fire Suppression System (FSS)
• Liquid Cooling System (HVAC/TMS)
• Power Conversion System (PCS) and Energy Management System (EMS)
• Industrial communication protocols (CAN, Modbus RTU/TCP)
• Communication networks and Fieldbus technologies
• Microsoft Office