Principal Mechanical Engineer - Electrified Personal Aircraft An exciting opportunity has opened for a Mechanical Design Engineer to join a pioneering company developing next-generation electrified personal aircraft. You’ll play a key role in designing structural, flight-critical, and non-flight hardware—contributing to the evolution of sustainable personal aviation.Working in a fast-paced, innovation-driven environment, you’ll be involved across the full lifecycle: from concept development and detailed design, through to testing, validation, and production handover. What you’ll do: Develop 3D CAD models and 2D drawings of components and assembliesPerform stress analyses (FEA and hand calculations)Support prototyping, testing, and manufacturing transferCollaborate closely with cross-functional engineering teamsEnsure compliance with aerospace standards and airworthiness guidelines What we’re looking for: Degree in Mechanical or Aerospace Engineering3+ years’ experience in aerospace, automotive, or high-performance mechanical designProficiency in CAD (Siemens NX preferred, or equivalent)Knowledge of lightweight structures, composites, and integrationStrong communication and problem-solving skills This is a chance to be part of a team shaping the future of flight. Apply here or get in contact to learn more.

Role: PV/BESS Desing EngineerLocation: London (Hybrid)Salary: £50,000Piper Maddox is representing a global, leading renewable energy IPP who boast a diverse range of projects across Europe and Africa. As their pipeline continues to grow, so does their expert team and in house capabilities.My client focuses on developing, owning and operating utility scale Solar and BESS plants. They are looking to bring in a PV/BESS Design Engineer to grow inside of an expert team. This role presents an opportunity to design utility scale solar projects across the world and allows for you to visit these global sites. Therefore, this opportunity boasts both professional development and a chance to travel to incredible global locations.Key responsibilities: Complete energy yield assessments and Solar PV/ BESS designs.Draft and review electrical designs, SLDs to ensure they meet industry standards.Occasional visit to global sites to ensure projects are meeting quality expectations.Provide technical support to development and construction teams. Key Skills: Knowledge of PVsyst, AutoCAD and utility scale projects.Degree in a relevant Engineering, Mathematics or Physics degreeExperience with Power BI and Python is a bonus. If this opportunity interests you, please apply or reach out to r.franks@pipermaddox.com

Job Title: BESS EngineerLocation: London or EdinburghWorking Pattern: Full-time, hybrid working pattern.Salary: £80,000 DOEPiper Maddox are working with a leading pan-European renewable energy Independent Power Producer (IPP) who are seeking a BESS Engineer to join its growing team. They boast an immense pipeline of over 9GW across multiple technologies, and over 3.4GW of advanced BESS projects.Role SummaryThe BESS Engineer will play a key role in supporting the full lifecycle of battery storage projects, from feasibility and design through to construction, commissioning, and operations. Working with internal teams, suppliers, and contractors, you will ensure projects are technically robust, commercially sound, and successfully delivered.Key Responsibilities Maintain and develop knowledge of BESS technologies, equipment, and design optionsSupport development teams with project layouts, feasibility, and constructability reviewsCoordinate technical queries with suppliers, subcontractors, and consultantsAssist with commissioning processes and troubleshooting during deliveryPrepare efficient designs for standalone and co-located solar/BESS projectsOptimise design and cost across EPC categories Required Skills & Experience Degree in Electrical, Mechanical, or related Engineering discipline3+ years of experience in renewable energy, ideally BESS This is an excellent chance to join a leading renewable energy company and work on projects across their entire portfolio. If you think this role is for you, please apply!