Principal Cable System Design Engineer (Transmission & Distribution)

Overview

In this role you will lead the planning, design and delivery of HV/EHV cable systems within the Transmission & Distribution team at AECOM. You will work on high-profile infrastructure projects for clients including TSOs and developers, shaping technical standards and digital delivery approaches. You’ll tackle complex routing, performance modelling and integration challenges to support energy transition and grid upgrades. This position offers exposure to strategic client engagement and a path to technical leadership within a global engineering practice.

Pay / Benefits

• career development opportunities
• flexible hybrid working
• AECOM University
• volunteering days
• well-being programs
• competitive compensation

Responsibilities

• Lead delivery of large HV/EHV cable system projects from concept to completion
• Develop and oversee HV cable system designs (routing, burial, thermal, EMC, mechanical modelling)
• Provide input on cable system ratings, installation, jointing, cleating and system integration
• Validate complex calculations (ampacity, short circuit, EMC, induced voltages, thermo-mechanical) against National Grid TPs, IEC, CIGRÉ
• Engage clients and stakeholders with technical assurance and value-engineered solutions
• Coordinate multidisciplinary inputs (civil, structural, OHL, substation, marine) for integrated design
• Drive project execution, manage technical risks, interfaces, and quality reviews; support procurement, construction, commissioning
• Conduct 3rd-party inspections, FAT/SAT witnessing and vendor oversight
• Champion mentorship and knowledge sharing within the cable systems team
• Support business development through proposals, bid reviews and client presentations

Key requirements

• Demonstrated experience as a technical leader in HV/EHV cable system design
• Proven design, specification, and installation experience in tunnel, urban, and constrained environments
• In-depth knowledge of standards (National Grid TPs, IEC, CIGRÉ)
• Experience in regulated, quality-assured environments (National Grid, SSE, EirGrid, or similar TSOs/DSOs)
• Strong ability to coordinate multidisciplinary teams and engage with senior stakeholders
• Excellent communication, client-facing and team leadership/mentorship skills
• Commitment to innovation, digital delivery, and sustainability in design
• excellent communication
• client-facing
• team leadership/mentorship
• HV/EHV cable system design
• routing and burial risk assessments
• thermal, electromagnetic, and mechanical performance modelling

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