Principal Cable System Design Engineer

Description

We are seeking a Principal Cable System Design Engineer for our Transmission & Distribution team. This senior role drives technical excellence, leads complex high‑voltage cable projects and supports strategic client engagement across a portfolio of schemes worldwide.

The principal engineer will act as a trusted advisor to Transmission System Operators, Distribution Network Operators, private developers and international energy majors, contributing to technical standards, innovation strategy and digital delivery.

You will join a dynamic T&D team of leading industry experts, collaborating with civil, mechanical, electrical and process engineers on projects ranging from small initiatives to large‑scale ventures, in an inclusive and forward‑thinking environment where contributions are valued.

• Assist with leading the delivery of large-scale HV/EHV cable system projects from concept to completion, ensuring quality, safety, and innovation throughout the lifecycle.
• Develop and oversee HV cable system designs, including routing, burial risk assessments, thermal, electromagnetic, and mechanical performance modelling.
• Provide expert-level input into cable system ratings, installation methodologies, jointing arrangements, cleating design, and system integration in challenging environments.
• Guide and validate complex calculations including ampacity, short circuit forces, EMC, induced voltages, and thermomechanical forces to meet compliance with National Grid TPs, IEC, and CIGRÉ standards.
• Undertake client and stakeholder engagement, providing technical assurance, strategic direction, and value‑engineered solutions on high‑profile infrastructure programmes.
• Manage coordination between disciplines, including civil, structural, OHL, substation, and marine engineering inputs, to ensure cohesive and integrated design solutions.
• Drive project execution, managing technical risks, interfaces, and quality reviews while supporting procurement, construction, and commissioning phases.
• Conduct 3rd‑party inspections, FAT/SAT witnessing and vendor oversight for cable and ancillary equipment.
• Champion mentorship, knowledge‑sharing, and technical development within the wider team, supporting capability growth in cable systems engineering.
• Support business development activities, including proposals, bid reviews, and client presentations.

Requirements

The ideal candidate has demonstrated experience as a technical leader in HV/EHV cable system design, a proven track record of complex installations in tunnel and urban environments, and in‑depth knowledge of National Grid TPs, IEC and CIGRÉ standards.

Strong multidisciplinary coordination, senior stakeholder engagement, excellent communication and team‑leadership skills, and a commitment to innovation, digital delivery and sustainability are essential.

Benefits

At AECOM we deliver a better world. Our work improves commutes, provides clean water, and transforms skylines, helping people and communities thrive as the world’s trusted infrastructure consulting firm.

AECOM offers a range of core and personalised benefits, flexible hybrid working, career development opportunities, technical practice networks, AECOM University and volunteering days to support your future and well‑being.

We celebrate diversity, including neurodiversity, and welcome applicants of all backgrounds. Reasonable accommodations are available for candidates with disabilities.

The role is based in Manchester, UK, with hybrid work options and a commitment to a safe, respectful workplace that embraces each person’s unique talents.

Training + Development

Interview process

Visa Sponsorship

Security clearance