Primary Design Engineer

🔒 Confidential Employer
Posted 7 May 2026
LOCATION
London
TYPE
Full-time
LEVEL
Mid-Senior level
CATEGORY
Engineering
This employer holds a UK Home Office sponsor license — sponsorship for this specific role is at the employer’s discretion

SKILLS

Primary electrical design AIS and GIS layouts up to 132kV Earthing systems design BS7671 ENATS NGTS Substation design HV/EHV AC substations

FULL DESCRIPTION

Primary Design Engineer

[Employer hidden — sign up to reveal] is seeking an experienced Primary Design Engineer to support high-voltage renewables projects by producing primary electrical designs for substations up to 132kV. This hybrid role offers flexibility and the chance to work on major renewable energy and grid infrastructure projects across the UK.

  • Location: Hybrid role with travel across the UK (London base)
  • Employment: Full time, 40 hours per week
  • Ref: 94231

Role Responsibilities

  • Produce primary electrical designs for substations, including AIS and GIS layouts up to 132kV, cable routes, LV layouts, switch rooms, control rooms and earthing systems
  • Ensure all designs comply with relevant British and International Standards, DNO requirements, customer specifications and contractual obligations
  • Design and analyse earthing systems for substations, renewables and grid connection projects, including EPR studies, touch and step voltage assessments and soil resistivity testing
  • Prepare technical documentation including drawings, calculations, reports, major plant specifications and lightning protection assessments
  • Manage and coordinate external design suppliers and collaborate with structural, planning and CAD teams to deliver integrated design solutions

Required Qualifications

  • Degree, HND or HNC in Electrical Engineering (Power Systems preferred)
  • Proven experience in primary electrical design for HV/EHV AC substations (11kV–132kV) and balance of plant projects
  • Strong knowledge of industry standards such as BS7671, ENATS, NGTS, BS EN 61936‑1 and BS7354
  • Experience working within consultancy, contractor or utility environments

What we're looking for

  • A technically strong and detail‑oriented primary design engineer
  • Ability to manage complex technical interfaces across multiple engineering disciplines
  • Strong understanding of substation layouts, earthing design and cable installation practices
  • Excellent written and verbal communication skills
  • Proactive, organised and able to manage multiple project priorities

What's in it for you?

  • Opportunity to work on major renewable energy and grid infrastructure projects
  • Career development within a specialist high‑voltage engineering team
  • Hybrid working with flexibility and exposure to projects across the UK

Benefits

  • Pension, Life Assurance, Private Healthcare
  • Cycle to Work Scheme, Employee Shares Schemes, Salary Finance Options, Holiday

Contact

Recruiter: Chloe Smailes at [Employer hidden — sign up to reveal] or phone [contact hidden]

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