About the Role We are seeking an experienced Design Manager with strong expertise in High Voltage (HV) electrical systems and Battery Energy Storage Systems (BESS) to lead and coordinate design activities across multiple energy infrastructure projects. The successful candidate will oversee the development of design deliverables, ensure compliance with industry standards, and manage internal and external design resources to deliver safe, efficient, and cost-effective solutions Key Responsibilities * Lead and manage the end-to-end design process for HV and BESS projects, from concept through to detailed design and construction handover. * Oversee the production of single-line diagrams (SLDs), protection coordination studies, earthing, and cable sizing calculations. * Coordinate multi-disciplinary design inputs (civil, structural, controls, and SCADA) to ensure seamless integration with electrical designs. * Ensure all designs comply with UK Grid Code, ENA standards, DNO/TSO requirements, and health and safety regulations. * Review and approve design documentation produced by internal engineers and external consultants. * Manage interfaces with clients, EPC contractors, and equipment suppliers to ensure design intent and technical requirements are met. * Support value engineering, risk assessment, and constructability reviews. * Lead design reviews and ensure all deliverables align with project schedules an...