Commissioning Engineer

Commissioning Engineer – Battery Energy Storage Systems (BESS)

📍 Rayleigh, Essex

💷 £50 per hour

📅 Initial 3-Month Contract (Likely Extension to 6 Months+)

⏰ Monday–Thursday 08:00–18:00 | Early Finish Friday

We are currently seeking an experienced Commissioning Engineer to support the delivery of a major Battery Energy Storage System (BESS) project in Essex.

This is an excellent opportunity for commissioning professionals from a range of electrical infrastructure backgrounds, including power generation, utilities, substations, rail, renewables, industrial automation, data centres or transmission and distribution projects.

While previous BESS experience would be advantageous, we are particularly interested in candidates with strong commissioning, testing, energisation and fault-finding experience gained on complex electrical systems.

Key Responsibilities

* Support the commissioning and energisation of battery energy storage equipment and associated systems.

* Carry out functional testing, inspection and verification activities.

* Review commissioning procedures, test documentation and technical reports.

* Assist with fault diagnosis and resolution during testing and commissioning phases.

* Coordinate with site teams, OEM representatives and project stakeholders.

* Ensure commissioning activities are delivered safely and in accordance with project standards and procedures.

* Contribute to the successful handover of systems into operation.

Suitable Backgrounds

We are keen to speak with engineers who have experience in areas such as:

* Electrical commissioning

* Protection and control systems

* SCADA and automation systems

* Substations and switchgear

* Energisation activities

* HV/LV testing and commissioning

* Utility, rail, renewables or industrial infrastructure projects

What's on Offer?

* Competitive contract rate of £50/hour.

* Paid onboarding and training period.

* PPE provided.

* Work as part of an experienced commissioning team, including Senior Commissioning Engineers and Managers.

* Opportunity to gain valuable experience within the rapidly growing energy storage sector.

* Potential follow-on project opportunities across the UK following completion of the initial contract.

If you're an experienced commissioning professional looking to transition into the energy storage market or further develop your experience within renewable infrastructure, we'd be keen to hear from you.

Apply now or contact me directly for a confidential discussion