Role: Commissioning Engineer – Battery Energy Storage (BESS)

Location: North London/Essex - Site based

Start Date: 18/05/2026

Type: Contract

Rate: Up to £50 p/h

MDE Group are working with a global leader in renewable energy and energy storage solutions to support the growth of their UK delivery team.

We are looking for Commissioning Engineers with experience in Battery Energy Storage Systems (BESS) to support installation, commissioning, and troubleshooting activities across multiple project sites.

Key Responsibilities

• Carry out installation and commissioning of battery energy storage systems in line with technical requirements
• Perform testing, debugging, and fault finding on BESS equipment (including inverters, PCS, and associated systems)
• Support site planning and coordination of commissioning activities
• Troublesho...