BESS Engineer

Spencer Ogden; Remote; GBP 55,000 - 75,000; Full time

Job summary

A leading energy services company in the UK is looking for a Battery Energy Storage System Engineer to support the development and optimization of grid-scale energy storage assets. The role involves providing technical expertise for BESS and SCADA systems, troubleshooting issues, and monitoring performance to identify optimization opportunities. Candidates should have experience in renewable energy and electrical design. Strong English communication skills are essential. This position is primarily remote, encouraging cross-functional collaboration.

Qualifications

• Demonstrable experience in renewable energy or grid-scale energy storage.
• Strong understanding of electrical design for energy storage.
• Experience in engineering or O&M of renewable projects.

Responsibilities

• Provide technical expertise for BESS and SCADA systems.
• Troubleshoot issues with suppliers and partners.
• Monitor BESS performance and identify optimization opportunities.

Skills

Experience in utilities

Knowledge of electrical design for renewable energy

Familiarity with BESS technologies

Ability to interpret AutoCAD drawings

Fluency in English

Tools

AutoCAD

SCADA

Job description

About the Role

We are seeking a Battery Energy Storage System (BESS) Engineer to support the development, operation, and optimisation of grid-scale energy storage assets. This role involves acting as a technical specialist for BESS, SCADA and Power Plant Controller (PPC) systems, ensuring our assets operate safely, efficiently, and in line with project and grid requirements.

You will collaborate closely with project teams, operations & maintenance partners, commercial teams, and external suppliers to deliver robust technical solutions throughout the asset lifecycle.

Key Responsibilities

• Serve as the technical expert for BESS, PPC and SCADA systems across operational assets.
• Provide day-to-day technical support to operations, commercial, and trading teams.
• Troubleshoot issues with suppliers, SCADA partners, and O&M providers, ensuring timely resolution.
• Lead or support fault diagnosis and root-cause analysis activities.
• Monitor BESS performance via SCADA, RTM, and other platforms, identifying trends and optimisation opportunities.
• Contribute to strategies that improve asset availability, efficiency, and lifecycle performance.
• Support battery degradation modelling, condition assessments, and predictive maintenance planning.
• Analyse technical and commercial performance data to support decision-making and warranty management.
• Produce regular performance reports, KPIs, and dashboards for internal and external stakeholders.
• Engage with suppliers and integrators to review technical specifications and system functionality.
• Support project engineering reviews, design checks, and commissioning activities for BESS and SCADA systems.
• Ensure designs meet relevant grid, regulatory, and technical standards.
• Assist with technical specifications and supplier selection processes when required.

Skills & Experience

• Demonstrable experience in utilities, renewable energy, or grid-scale energy storage.
• Strong understanding of electrical design for renewable energy, energy storage, or HV substation integration.
• Experience in the delivery, engineering, or O&M of renewable or energy storage projects.
• In-depth knowledge of BESS technologies, including lithium-ion systems, PCS, transformers, and installation / commissioning processes.
• Familiarity with relevant electrical and energy storage codes and standards.
• Experience with industrial control systems and SCADA, including PPCs.
• Ability to interpret and work with AutoCAD or AutoCAD Electrical drawings.
• Fluent in written and spoken English; additional languages beneficial.
• Comfortable working remotely and within cross-functional teams.