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

Head of EngineeringLocation: GermanySalary: up to €130,000 + bonusAbout the CompanyOur client is a long-established international renewable energy group that has been developing, building, and operating photovoltaic and large-scale energy storage systems for over 20 years. Since 2020, the business has expanded into the development and implementation of utility-scale Battery Energy Storage Systems (BESS) from 10 MW upwards.Operating across Germany, Spain, and selected African countries, the company covers the entire value chain—from project development and EPC/EPCM delivery through to asset management and operations. With a strong reputation for quality, innovation, and long-term thinking, they are now looking to strengthen their technical leadership team as they embark on their next phase of international growth.The RoleAs Head of Engineering, you will take overall technical responsibility for the electrical engineering planning and implementation of large-scale BESS and utility-scale PV projects. You will: Define grid-connection concepts, medium/high-voltage systems and protection systems for major renewable projects.Develop and support SCADA architecture for monitoring, control and data evaluation.Evaluate and select key technical components (batteries, inverters, transformers, switchgear, etc.).Lead and further develop a team of 5–10 engineers, setting up efficient workflows and ensuring high-quality outputs.Define and oversee technical service scopes within EPC(EPCM) projects, including tenders, contract awards, and commissioning.Collaborate closely with internal teams such as project development, procurement, and operations.Operate in a fast-growing, innovation-driven environment with real opportunities to shape the company’s technical and strategic direction. What You Bring Degree in Electrical Engineering, Energy Technology or a related discipline.Minimum 10 years of professional experience delivering large-scale renewable energy projects—ideally PV and BESS.Strong expertise in grid integration, protection technology, SCADA systems and electrical plant design.Proven experience leading technical teams and establishing efficient engineering processes.Basic programming knowledge (Python, MATLAB, C++) and exposure to AI applications—particularly in defining use cases and efficient prompting.Fluent German (C1 level or native) and good English skills.A structured, proactive and solution-oriented approach to work. Why Apply Be a key decision-maker driving the technical and strategic development of large-scale renewable projects.Join an organisation with short decision-making paths and a culture that values innovation, ownership, and technical excellence.Apply your expertise to the practical implementation of the energy transition, using the latest technologies in automation and digitalisation.Work within a dynamic, entrepreneurial team that combines technical expertise with real commercial impact. What’s on Offer Competitive salary up to €130,000 + bonusA high-impact leadership role with international exposureThe opportunity to build and shape an engineering department with autonomy and influenceWork at the forefront of solar, storage, and grid-integration innovation

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!