New Opportunity – Head of Operations & Maintenance (O&M)Location: Reading (Hybrid, UK-based)Salary: £100,000 DOEEmployment Type: Permanent, Full-timePiper Maddox are working with a brilliant IPP who are seeking an experienced Head of O&M to oversee the operation and maintenance of its growing UK solar PV portfolio currently standing at 500MW. This is a key leadership position, responsible for ensuring the safe, reliable, and cost-effective performance of operational assets while driving continuous improvement in technical and financial outcomes.The Head of O&M will take full accountability for portfolio performance, leading a multidisciplinary engineering and field operations team to deliver excellence across safety, reliability, and profitability. This includes optimising energy yield, minimising downtime, and ensuring full compliance with all statutory, contractual, and safety requirements.Key Responsibilities: Lead and develop the O&M team across all operational solar sites.Oversee maintenance, performance monitoring, and fault responseMonitor asset performance through SCADA and data analysis to maximise yield.Drive predictive and preventative maintenance strategies.Manage budgets, contracts, and supplier performance to achieve cost and margin targets.Ensure compliance with grid codes, safety standards, and environmental legislation.Support strategic initiatives in digitalisation, innovation, and operational efficiency. Key Skills: 5+ years’ experience managing O&M for utility-scale solar PV or power generation assets.Strong technical knowledge of HV systems up to 132kV, SCADA, and grid operations.Proven leadership of multi-disciplinary technical teams and contractors.Demonstrable commercial acumen with experience managing budgets and P&L performance.Engineering qualification or equivalent vocational background. If this role suits your experience, then please apply or reach out to r.franks@pipermaddox.com

Job Title: Head of BESSSector: Renewable Energy | Battery Storage | Project DeliveryType: Permanent | Full-time The Role As the lead technical BESS expert, you will play a key role in delivering the company’s first generation of utility-scale battery storage projects.You’ll lead cross-functional teams — from engineering to construction — ensuring that every project is designed, integrated, and delivered to the highest technical and safety standards.This role sits at the intersection of engineering, operations, and strategy, and offers the chance to shape how energy storage is delivered within one of Europe’s fastest-growing clean energy businesses. Key Responsibilities Lead end-to-end technical project management for the construction of utility-scale BESS projects.Coordinate with engineering teams (electrical, mechanical, software) to define system architecture and integrate battery modules, BMS, EMS, inverters, and enclosures.Manage project plans, timelines, budgets, and risk assessments.Oversee grid connection processes in accordance with TAB and VDE-4120.Ensure compliance with safety and certification standards (UL 9540, UL 1973, IEC 62933, NFPA 855, etc.).Supervise prototyping, testing, validation, and commissioning activities.Oversee site activities in line with German construction law, environmental, and HSE requirements.Act as the technical point of contact for internal teams, suppliers, and clients.Collaborate with procurement and supply chain on technical specifications and delivery schedules.Drive design reviews, technical decision-making, and change management processes.Monitor project KPIs, performance, and customer satisfaction post-commissioning. About YouWe’re looking for someone with both strong technical expertise and solid project delivery experience in the energy storage or renewables sector. You’ll be motivated by building systems that work in the real world — and by leading projects that genuinely move the energy transition forward. You’ll bring: Degree in electrical, mechanical, energy, or industrial engineering (or equivalent).Proven experience in energy storage, renewable generation, or grid-connected infrastructure projects.Strong understanding of battery systems, inverters, grid integration, and control systems.Experience coordinating multidisciplinary teams and external partners.Solid project management capability — balancing technical detail, cost, and schedule.Fluent English; German language skills are a strong advantage. Why This Role Join an established, financially strong energy business with the agility of a scale-up.Shape a new BESS project delivery function from day one.Work directly with company directors and senior technical leaders.Influence the design and execution of grid-scale storage projects across Germany.Be part of a team driving real impact in the clean energy transition. Interested?If you’re passionate about advancing large-scale storage and want to shape how battery systems are delivered in Germany’s renewable energy landscape, we’d love to hear from you. Send your CV to h.safavi@pipermaddox.com or click apply!

Senior Grid Engineering Manager Senior Grid Engineering Manager role with a leading EPC, who are looking to grow their team through this crucial addition to concentrate on the design process of photovoltaic systems. The company are a renowned Pan-European EPC and O&M provider based in Spain currently working across 6 countries in Europe delivering late-stage support across solar and BESS projects at utility scale. This company is a diverse international company who value enthusiastic individuals with a key interest in climate protection and the affordability of energy supply. Key Responsibilities: Implementing/Overseeing the design process of photovoltaic systems Overseeing the design process of photovoltaic systems an internal team of engineers with the additional focus on the analysis of customer technical requirements. Coordinating and preparing technical designs including the procurement of goods and materials, services and supplier documents. Preparing technical specifications and supplier’s documents to enable procurement of materials and plant detailed design. Support in the selection of the most appropriate photovoltaic technologies (solar panels, inverters, support structures, storage systems, etc). Working to optimize plant performance, improving energy efficiency and reducing installation and maintenance costs Monitoring project progress from design to implementation The ability to sign off on electrical projects, with a background in grid connection expertise within the Spanish E-Distribution networks. Collaborating with other company divisions, such as procurement, sales, and legal Your Profile: Fluent in Spanish, Italian & English. A master’s degree in Electrical Engineering Registered in the Engineers register (AIPE), with the ability to sign off on electrical projects. Several years of professional experience as a senior engineer in a construction company or technical/consulting company Must have: Knowledge of the transmission or distribution industry, of LV/MV electrical design for utility scale PV sites and of electrical norms (eg. CEI 0-16) Knowledge of electrical design softwares (eg. AutoCAD, Amper, PVSyst, PVCase, Proled, etc.) Strong leadership, communication, and negotiation abilities, exceptional time management and ability to solve problems. Please apply, or reach out to i.gilchrist-dick@pipermaddox.com, if this role is of interest.