Substation Engineer

Primary Substation Engineer (Distribution)

The Primary Substation Engineer is responsible for the design and delivery of primary substation projects across the electrical distribution network. The role covers the design, specification, and technical assurance of substations ranging typically from 11kV to 132kV, supporting network reinforcement, customer connections, asset replacement, and infrastructure expansion.

Key Responsibilities

• Design primary substations for distribution network projects.
• Produce substation layouts and general arrangement drawings.
• Specify primary plant including transformers, switchgear, circuit breakers, disconnectors, and associated equipment.
• Prepare engineering calculations including earthing, cable sizing, equipment ratings, and fault level assessments.
• Develop technical specifications and equipment schedules.
• Review supplier designs and vendor documentation.
• Provide technical support throughout construction and commissioning.
• Ensure designs comply with company standards, ENA standards, BS EN standards, and statutory regulations.
• Participate in design reviews, HAZID, and constructability assessments.
• Support project delivery from concept through commissioning.
• Provide engineering support for asset replacement and network reinforcement programmes.

ersg are an equal opportunities employer; we are committed to promoting equality of opportunity for all job applicants. We do not discriminate against applicants on the basis of age, sex, race, disability, pregnancy, marital status, sexual orientation, gender reassignment or religious background; all decisions are based on merit.