ESS Delivery Engineer

About the role

The ESS Delivery Engineer will join Catlow’s project team to commission and deliver large‑scale Battery Energy Storage System (BESS) projects across Saudi Arabia and overseas. The role involves hands‑on work with battery containers, power conversion systems and associated control and safety equipment.

Key responsibilities

• Commission, troubleshoot and resolve defects in battery containers, including fire suppression, liquid cooling, DC and auxiliary AC circuits.
• Assist with commissioning of Power Conversion Systems (PCS) and Energy Management Systems (EMS) and support site acceptance testing and grid‑connection trials.
• Analyse on‑site issues, perform fault diagnosis, implement corrective actions and ensure timely issue closure.
• Collaborate with R&D, Quality, After‑Sales Service and Project Management to resolve site problems efficiently.
• Provide customer training on system operation, maintenance and product usage 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 projects or similar fields.
• Fluent English for daily work; Mandarin Chinese proficiency required.
• Willingness to travel extensively and work on long‑term overseas assignments.

Required skills

• Auxiliary AC Circuits (220V/400V AC)
• HVAC and liquid cooling systems
• DC Circuits up to 1500V DC
• BMS communication systems
• Fieldbus technologies and communication networks (CAN, Modbus RTU/TCP)
• Microsoft Office proficiency