HV Critical Systems Director
HybridLeeds, England, United Kingdom
Job Summary
Lead Ramboll's electrical design capability across Industrial, Healthcare, Government, Marine, and infrastructure sectors by acting as the UK subject matter expert for Critical Systems projects up to 33 kV. Conduct full lifecycle design for HV and LV power distribution systems, including concept, feasibility, detailed design, commissioning, and operational optimisation. Develop equipment specifications, protection philosophies, and earthing designs while overseeing network modelling, protection coordination studies, fault level calculations, and arc flash hazard analysis using ETAP or Trimble. Provide technical assurance on private HV network connections to Distribution Network Operators, ensuring G99/G100 compliance and ENA/IEC standards. Guide clients on resilience, redundancy architectures, and decarbonisation strategies integrating battery storage and renewable technologies. Collaborate with multi-disciplinary teams to deliver sustainable, technically robust solutions supporting the UK's net-zero transition.
Required Qualifications
- Degree in Electrical Engineering or a related discipline
- Experience in HV and LV design
- Proven experience in private HV networks up to 33 kV
- Experience in substation design
- Experience in switchgear specification
- Experience in protection coordination
- Chartered Engineer (CEng) status
- Proficiency in power system analysis software such as ETAP, Trimble or equivalent
- Demonstrated capability in protection studies
- Demonstrated capability in fault analysis
- Demonstrated capability in load flow
- Demonstrated capability in arc flash assessments
- Strong understanding of resilience and redundancy architectures (N+1, 2N)
- Experience with DNO interfaces
- Experience with G99 compliance
- Knowledge of ENA standards
- Knowledge of low-carbon and energy transition technologies
- Knowledge of battery energy storage systems (BESS)
- Knowledge of renewable integration
- Excellent communication skills
- Stakeholder management skills
Desired Qualifications
- Ideally with the IET
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