Technical Asset Manager - Solar & BESS

Role Overview

The Technical Asset Manager is responsible for the technical, operational, and performance management of a portfolio of utility-scale renewable energy assets, including 105+ MW of Solar PV and 93 MWh of Battery Energy Storage Systems (BESS).

The role focuses on maximising asset availability, generation, reliability, safety, and long-term value through proactive performance monitoring, technical analysis, contractor management, fault resolution, and effective stakeholder engagement.

Key Responsibilities

• Manage the day-to-day technical performance of a portfolio comprising 105+ MW of Solar PV assets and 93 MWh of BESS.
• Monitor asset performance, availability, generation, efficiency, and operational KPIs using SCADA, monitoring platforms, and analytical tools.
• Perform statistical and trend analysis to identify underperformance, equipment degradation, recurring faults, and opportunities for optimisation.
• Investigate and coordinate the resolution of technical issues affecting inverters, transformers, switchgear, HV/LV systems, battery systems, PCS, EMS, communications, and associated balance-of-plant equipment.
• Lead technical troubleshooting and root-cause analysis of operational incidents and equipment failures.
• Manage and challenge Operations & Maintenance contractors, OEMs, service providers, and other technical partners to ensure contractual and performance obligations are met.
• Review planned and reactive maintenance activities, ensuring works are completed safely, efficiently, and with minimal impact on asset availability.
• Track defects, outages, warranty claims, corrective actions, and technical risks through to resolution.
• Support BESS operational performance, including monitoring battery availability, state of charge, degradation, thermal management, alarms, and system performance.
• Review operational data and prepare regular performance reports, technical updates, management presentations, and recommendations for key stakeholders.
• Work closely with commercial, engineering, operations, finance, and energy trading teams to maximise portfolio performance and revenue.
• Support budgeting, lifecycle planning, major maintenance activities, and asset improvement initiatives.
• Identify opportunities to improve reliability, generation, availability, operating efficiency, and whole-life asset value.
• Ensure assets and contractors operate in accordance with relevant Environment, Health & Safety (EHS) requirements, company procedures, and industry standards.
• Support technical due diligence, handover, commissioning, and integration of new Solar PV and BESS assets into the operational portfolio.
• Maintain strong relationships with internal and external stakeholders, providing clear communication on asset performance, technical risks, incidents, and improvement plans.

Key Skills & Competencies

• Renewable Energy Asset Management
• Solar PV Operations & Maintenance
• Battery Energy Storage Systems (BESS)
• Statistical Data Analysis
• Performance Monitoring & Optimisation
• Electrical Troubleshooting
• Root Cause Analysis
• Electrical Systems and Balance of Plant
• Contractor & OEM Management
• Stakeholder Management
• Environment, Health & Safety (EHS)
• Technical Reporting
• Presentation Skills
• Risk Management
• Fault and Defect Management

Candidate Profile

The successful candidate will have strong technical knowledge of renewable energy assets, with experience in Solar PV, BESS, electrical engineering, operations, maintenance, or technical asset management.

They will be commercially aware, analytical, comfortable working with large volumes of operational data, and capable of translating technical findings into clear actions and recommendations.

Strong communication and stakeholder-management skills are essential, together with the ability to coordinate contractors, OEMs, engineers, and internal teams to resolve complex technical and operational issues.

The role is based in Swindon and operates on a hybrid working model, with an expectation of 3 days per week in the office.

Typical Qualifications & Experience

• Degree, HNC/HND, apprenticeship, or equivalent experience in Electrical Engineering, Renewable Energy, Energy Systems, or a related technical discipline.
• Experience managing or supporting utility-scale Solar PV and/or BESS assets.
• Understanding of electrical systems, inverters, transformers, switchgear, HV/LV equipment, SCADA, PCS, EMS, and battery technologies.
• Experience analysing operational data and identifying causes of asset underperformance.
• Knowledge of renewable energy O&M practices, technical contracts, warranties, and asset lifecycle management.
• Strong working knowledge of Microsoft Excel and asset monitoring/reporting systems.
• Excellent written and verbal communication skills.
• Strong focus on safety, technical governance, and continuous improvement.

Role Objective

To maximise the safety, availability, reliability, performance, and long-term value of the Solar PV and BESS portfolio through effective technical asset management, data-driven decision-making, proactive fault resolution, and strong contractor and stakeholder management.