AECOM is a world‑trusted infrastructure consulting firm committed to delivering better solutions for communities worldwide.
Job Description
We are seeking a Principal Cable System Design Engineer to join our expanding Transmission & Distribution (T&D) team. In this senior role you will lead technical excellence, manage complex projects, and support strategic client engagement across a broad portfolio of high‑voltage infrastructure schemes.
As a Principal Engineer you will be responsible for the planning, design, and delivery of cable systems across multiple voltage levels for clients such as Transmission System Operators, Distribution Network Operators, private developers, and international energy majors across the UK and globally.
Responsibilities
* Assist with leading the delivery of large‑scale HV/EHV cable system projects from concept to completion.
* Develop and oversee HV cable system designs, including routing, burial risk assessments, thermal, electromagnetic, and mechanical performance modelling.
* Provide expert input on cable system ratings, installation methodologies, jointing arrangements, cleating design, and system integration in challenging environments.
* Guide and validate complex calculations (ampacity, short circuit forces, EMC, induced voltages, 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.
* Coordinate between disciplines (civil, structural, OHL, substation, marine engineering) 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.
* Support business development activities, including proposals, bid reviews, and client presentations.
Qualifications
* Demonstrated experience as a technical leader in HV/EHV cable system design.
* Proven track record in design, specification, and installation of complex cable systems including tunnel, urban, and constrained environments.
* In‑depth understanding of international and UK‑specific standards, particularly National Grid TPs, IEC, and CIGRÉ guidelines.
* Experience working in regulated, quality‑assured environments—preferably with National Grid, SSE, EirGrid, or equivalent TSO/DNOs.
* Strong ability to coordinate multidisciplinary engineering teams and engage with senior stakeholders across the project lifecycle.
* Excellent communication, client‑facing, and team leadership/mentorship skills.
* Commitment to fostering innovation, digital delivery, and sustainability in design.
Desirable Certifications & Qualifications
* Degree‑qualified in Electrical Engineering or related field; MSc/MEng advantageous.
* Chartered Engineer (CEng) status or working towards.
* National Grid CDAE certification or similar.
* Experience with cable system software (e.g., CYMCAP, WinCable) and advanced analysis tools.
Enjoy the Perks
At AECOM you will enjoy core and personalised benefits designed to support your future and well‑being, including career development opportunities, a flexible hybrid working model, technical practice networks, AECOM University, and volunteering days.
Additional Information
Follow us on LinkedIn, Facebook, Instagram, and YouTube to explore AECOM voices, employee stories, and latest projects. For further information about the role, reach out to the recruiter on LinkedIn, Francesca Siddle.
About AECOM
AECOM is a Fortune 500 firm providing professional services throughout the project lifecycle, from advisory and planning to design, engineering, program and construction management. Our teams are driven by a common purpose to deliver a better world through unparalleled technical and digital expertise, equity, diversity and inclusion, and ESG commitments.
Freedom to Grow in a World of Opportunity
Enjoy hybrid work options across offices, remote locations, or client sites. We foster a safe, respectful workplace where you can bring your whole self, and we support your growth with compensation, benefits, and well‑being programs.
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Equal Opportunity Statement
We are a Disability Confident Employer and will offer an interview to applicants who have a disability or long‑term condition, who meet the minimum/essential criteria for the role. Please let us know using this email address ReasonableAccommodations@aecom.com if you would like to apply through the Disability Confident Interview Scheme. All your information will be kept confidential according to EEO guidelines.
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