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!

Vice President, FinanceSalary: $170,000 - 190,000 base + bonusLocation: Piedmont, South Dakota, United States Piper Maddox is exclusively partnered with a fast-growing renewable energy EPC and developer that’s building out large-scale solar and storage projects across the U.S. The company is backed by strong investors and an experienced leadership team, offering full end-to-end capabilities, from development and engineering through construction and long-term operations. They’ve built a strong reputation for quality work, technical expertise, and delivering projects the right way. The organization is entering an exciting next chapter with continued growth and a solid pipeline ahead, making a key leadership hire to help drive strategy, execution, and long-term success. As Vice President, Finance, you’ll oversee budgets, revenues, forecasting, and FP&A across the entire business, leading a team of four finance professionals. This role reports directly to the CEO, giving you strong visibility across the organization and a key voice in shaping financial strategy, supporting growth, and driving long-term company performance. What you will do: Oversee all financial planning, budgeting, and reporting processes across the business, ensuring accuracy and transparency at both corporate and project levels.Partner closely with project teams to develop cash flow models, track performance, and maintain strong financial control over each business line.Drive strategic financial initiatives by identifying opportunities for growth, efficiency, and improved profitability across operations.Lead and mentor a team of four finance professionals, overseeing daily accounting, compliance, and banking activities while supporting long-term capital planning and risk management.Develop and maintain financial systems, tools, and reporting processes to enhance visibility, streamline workflows, and support informed decision-making across the organization.Present key financial insights and recommendations to the CEO and executive team, playing a critical role in shaping long-term strategy and overall company performance. What you will have: Extensive experience in finance, accounting, or investment, ideally with significant exposure to renewable energy.Experience managing finance functions & teams with an emphasis on leadership development and mentorship.Deep understanding of financial strategy, accounting principles, treasury functions, and capital markets with experience managing budgets of $25+ million.Background in construction, manufacturing, or engineering industries is highly preferred.Ability to be a liaison with internal and external stakeholdersFour-year college degree in accounting or finance is required.

Role: Sales Manager - Solar PV, BESS, EV Charging Location: Milton Keynes, England (Hybrid) A global organisation with a rapidly expanding UK presence is seeking a commercially driven Sales Manager to lead national sales efforts across public EV charging infrastructure and utility scale solar installations. This role is central to driving business growth, developing strategic partnerships, and building a high-performing sales organisation within a fast-paced, evolving industry. We are looking for an experienced and driven Sales Manager to join our EPC team specialising in Solar PV, Battery Energy Storage Systems (BESS), and Electric Vehicle (EV) charging infrastructure. This role will be responsible for identifying and securing new EPC contracts, managing client relationships, and supporting the company’s growth across the renewable energy value chain. Key Responsibilities: Develop and implement a sales and business development strategy to win EPC contracts for Solar, BESS, and EV charging projects. Identify and qualify new business opportunities with developers, investors, utilities, and commercial clients. Manage the full sales process, including tender preparation, technical and commercial proposals, and contract negotiation. Collaborate with engineering, procurement, and project management teams to ensure proposals meet client requirements and project specifications. Maintain up-to-date knowledge of market trends, technology developments, and competitor activities in the renewable EPC space. Build and nurture long-term client relationships to ensure repeat business and customer satisfaction. Prepare regular reports and forecasts for senior management, outlining pipeline progress and market insights. Represent the company at key industry events, conferences, and exhibitions. Requirements: Bachelor’s degree in Engineering, Renewable Energy, or Business (Master’s degree advantageous). Minimum5 years’ experiencein B2B sales or business development within the renewable energy or infrastructure EPC sector. Proven success in securing EPC contracts for Solar, BESS, or EV charging projects. Strong technical understanding of project design, cost structures, and EPC delivery models. Excellent negotiation, communication, and relationship management skills. Commercially minded with the ability to manage complex sales cycles. Fluent in [English / Local Language]; additional languages are a plus. Willingness to travel domestically and internationally as required. This is an excellent opportunity for the right candidate to take full ownership of their role and join a growing organisation with clear potential for career progression into senior positions. If you're interested, please apply below: