Overview

Senior EHV Cable Design Engineer - Transmission & Distribution

Location: UK-wide (Hybrid or Office-based - flexibility available)

Contract Type: Contract

Salary: Competitive, based on experience

MRR Infrastructure is delighted to be supporting a global engineering, construction, and consulting leader that delivers world-class power infrastructure solutions. With over 10,000 professionals across 55 offices globally, the company is recognised as a market leader in the design and delivery of transmission and distribution (T&D) projects, including complex EHV cable systems for National Grid and other major clients.

As part of their continued growth in the UK, we are recruiting a Senior EHV Cable Design Engineer to join their Transmission & Distribution engineering team. This is a key position, offering the opportunity to lead major cable design workstreams while contributing to the strategic development of the team\'s UK design capability.

Role Overview

You will operate as a senior technical authority in EHV cable system design, supporting the delivery of engineering packages ranging from 11kV to 400kV, with a focus on voltages of 132kV and above. You will work collaboratively with both UK and international teams, mentor junior engineers, and ensure compliance with client specifications and national/international standards.

Responsibilities

• Lead the delivery of EHV cable system design packages on multi-disciplinary engineering projects
• Produce detailed designs in line with UK and international standards (e.g., ENA, BS, IEC, IEEE)
• Perform cable studies including rating, short circuit, pulling force and thermal thrust calculations
• Provide technical leadership, design sign-off and quality assurance on cable deliverables
• Mentor and guide junior engineers within the cable design team
• Collaborate with other engineering disciplines to support full lifecycle project delivery
• Support client meetings, tender preparation, technical presentations and FEED studies
• Develop and maintain design tools, workflows, and technical standards for cable systems
• Ensure compliance with CDM 2015, and all applicable SHE legislation and industry requirements
• Support marketing and business development activities by building client relationships
• Actively contribute to professional bodies and represent the company as a subject matter expert
• Drive a culture of technical excellence, innovation and “Safety by Design” across all projects

Essential Requirements

• Degree in Electrical Engineering (or related field) from an accredited programme
• Minimum 7 years' experience in EHV cable system design, with at least 4 years on UK T&D projects
• Chartered or working toward membership of a recognised engineering institution (e.g. IET, CIGRE)
• Deep understanding of cable system engineering on 132kV+ networks
• Practical knowledge of UK substation design procedures and specifications (e.g., National Grid TP & NGTS documents)
• Proficient in cable rating software such as CRATER, CymCap, ETAP or Cableizer
• Strong knowledge of CDM 2015 regulations, safety standards, and environmental legislation
• Excellent communication and report writing skills, with the ability to influence at all levels
• Proven ability to work independently and within cross-functional project teams

Desirable

• Experience with National Grid specifications: TP135, TP137, TP141, TP153, TP163, TP188, TP189
• Knowledge of NGTS documents and associated technical standards
• CDM training, Substation safety access training (e.g., BESC: AIM, NSI 30)
• Understanding of Impressed Voltage, temporary works procedures and permit systems
• CAD proficiency and familiarity with digital engineering workflows