Job Description
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About the Role
An established engineering organisation is seeking an experienced Power System Design Engineer to join its team, supporting the delivery of high-voltage substation and Battery Energy Storage System (BESS) projects.
Key Responsibilities
- Lead and deliver power system design packages for HV substations, grid connections, and BESS projects (typically 11-400 kV).
- Develop Single Line Diagrams (SLDs), equipment layouts, cable schedules, interconnection diagrams, and earthing/bonding designs.
- Perform power system studies, including load flow, short-circuit, protection coordination, harmonic, and dynamic stability analyses.
- Support grid connection applications, compliance submissions, and modelling for DNO, TO, and NGESO stakeholders.
- Prepare technical specifications for electrical equipment such as transformers, switchgear, cables, and earthing systems.
- Liaise with network operators and regulatory bodies to ensure compliance with grid codes, G99, ENA, and relevant standards.
- Provide technical support during procurement, construction, and commissioning phases.
- Conduct design reviews, maintain adherence to quality assurance processes, and manage deliverables using Procore or equivalent project management systems.
- Collaborate with Protection, SCADA, Civil, and Construction teams to ensure seamless design integration.
- Mentor and support junior engineers, contributing to ongoing improvement of design processes and standards.
Qualifications and Experience
Essential
- Degree (BEng/MEng) in Electrical or Power Engineering.
- Minimum 3 years' experience in power system design for HV substations, grid connections, or BESS projects.
- Strong understanding of HV/LV systems, grid code compliance, and UK DNO/TO standards.
- Proficiency in power system modelling tools such as DIgSILENT PowerFactory, ETAP, PSCAD, or IPSA.
- Knowledge of IEC, ENA, and Grid specifications.
- Experience working within a multi-disciplinary EPC project environment.
Desirable
- Knowledge of BESS operation, control philosophy, and grid integration.
- Experience using Procore, BIM 360, or similar project management platforms.
- Chartered Engineer (CEng) status or actively working toward professional registration (IET).
- Understanding of functional safety, interlocking logic, and commissioning procedures.
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