Lead HV Transient Analysis & Insulation Coordination
Nexos Group
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Job summary
Nexos Group in the UK is seeking a Senior HV Transient Specialist to lead our electromagnetic transient studies and insulation coordination across industrial, commercial, and microgrid projects. The role focuses on pre-FEED and FEED phases, solving complex switching surges, lightning overshoot, and transient stresses to ensure safe, reliable HV design.
You will act as the technical authority, guide dynamic modelling efforts, collaborate with power systems engineers, and support tender activities
Qualifications
- Degree-qualified in Electrical Engineering or related discipline.
- 5+ years' experience specialising in HV transient analysis, insulation coordination, surge protection, or power system studies.
- Strong practical experience with PSCAD, EMTP-RV, ATP-EMTP or equivalent tools.
- Understanding of switching transients, lightning phenomena, transformer inrush, resonance, and surge propagation.
- Experience with HV equipment including transformers, GIS/AIS switchgear, and underground cables.
- Knowledge of insulation coordination principles and overvoltage protection strategies.
- Familiarity with BS, IEC and IEEE standards related to insulation coordination and HV testing.
- Excellent client-facing communication and ability to translate complex studies into practical recommendations.
Responsibilities
- Acting as Nexos Group's technical authority for electromagnetic transients, insulation coordination, and surge protection
- Leading transient analysis and dynamic modelling activities during pre-FEED and FEED studies
- Performing switching surge studies, transformer energisation assessments, cable charging current analysis, and lightning surge modelling
- Assessing transient risks across industrial facilities, microgrids, substations, and power distribution networks
- Developing insulation coordination strategies and defining equipment withstand requirements
- Specifying surge arresters, insulation levels, clearances, and protection measures to safeguard HV assets
- Supporting business development activities by identifying transient risks and validating technical solutions during tenders and proposals
- Collaborating with power systems engineers, transformer specialists, and project delivery teams to ensure equipment specs match calculated transient stresses
- Ensuring all studies and recommendations comply with BS, IEC and IEEE standards
Skills
Education
Tools
Job description
Nexos Group in the UK is seeking a Senior HV Transient Specialist to lead our electromagnetic transient studies and insulation coordination across industrial, commercial, and microgrid projects. The role focuses on pre-FEED and FEED phases, solving complex switching surges, lightning overshoot, and transient stresses to ensure safe, reliable HV design.
You will act as the technical authority, guide dynamic modelling efforts, collaborate with power systems engineers, and support tender activities
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