Senior HV/EHV Primary Design Engineer – Substations Lead

Company: OCU Group
Apply for the Senior HV/EHV Primary Design Engineer – Substations Lead
Location: Harefield
Job Description:

OCU Group seeks a Senior Primary Design Engineer to own safety-critical HV/EHV primary plant designs across UK networks. You will lead design from feasibility to detailed stages, coordinating with civil, protection and control, earthing and cable teams.

Liaising with DNO authorities and clients, you will deliver compliant, buildable designs and drive technical approvals. 11kV–132kV work includes substations and reinforcements.

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Posted: October 21st, 2026