Senior Electrical Engineer - HV Substation Design (UK & Ireland)

AECOM · London, , United Kingdom

  • Senior
  • Full-time
  • Posted 2026-10-07
  • Confirmed live on 14 October 2026

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Job description

Job Description
Start here. Grow here.
Are you ready to join a team of talented engineers and shape the future of energy infrastructure?
Are you ready to shape the future of energy infrastructure and be at the heart of a varied portfolio of groundbreaking projects? After an exciting period of growth, we are looking to hire an experienced and ambitious Senior Electrical Design Engineers who can be based in either the UK or Ireland.
You will have the opportunity to work on groundbreaking HV substation design projects, shaping grid-scale power infrastructure from concept through to energisation on projects that few engineers get the opportunity to be involved in! Your work will be varied, and you’ll be using your expertise to contribute to the success of major projects such as;

• National Grid’s ‘Great Grid Upgrade’ Great Grid Partnership: Enabling the UK’s energy transition

• Working with the world’s leading Hyperscalers and Data Centre Operators on forward-thinking, revolutionary projects.

• EirGrid AECOM appointed to EirGrid engineering design, planning and project management services framework
Here’s what you’ll do:

• Produce primary plant layouts for HV substations

• Produce equipment specifications for HV Plant and associated equipment

• Provide engineering design input to major infrastructure projects

• Undertake an Owners’ Engineer role on HV substation/Cable and OHL projects

• Provide HV design input to renewable energy projects e.g., Battery storage, Solar, Hydro and Wind generation

• Provide professional services to clients in Ireland/UK and overseas
Driving excellence.
At AECOM, we are dedicated to fostering a culture of innovation and collaboration within our Transmission and Distribution team. We believe that technology should empower you so that you can focus on creative problem-solving, successfully manage complexity and deliver exceptional results. By embracing advanced automation tools, we seek imaginative thinkers who are excited about leveraging these tools to drive efficiency and enhance our projects. Join us in shaping the future of infrastructure, where your unique insights and creativity will play a vital role in our success!
Enjoy the Perks.
At AECOM, you'll enjoy a range of core and personalised benefits designed to support your future and well-being, customised to fit your lifestyle. Take advantage of career development opportunities, our flexible hybrid working model to ensure a work-life balance that suits your lifestyle, technical practice networks, AECOM University, and volunteering days.

Qualifications
Ready to push the limits of what’s possible?
Here’s what we’re looking for:

• Degree in Electrical Engineering

• Experience of working on HV projects

• Experience of working with major utilities or developers

• Experience as a designer or as project engineer

• Experience of developing specifications for substation control systems, transformers, GIS, and AIS switchgear

• Ability to work flexibly across multiple projects

• Fluency in English

• Experience in technical report writing

• Full driving license and access to a personal vehicle as site visits may be required as part of this role

• Ideally have experience of working on multi-discipline engineering projects

• Ideally hold Chartered accreditation or working toward status

• Ideally have consultancy experience

• Ideally have experience in reviewing review detailed designs & witnessing construction site activities
We celebrate diversity, including neurodiversity, and believe it enriches our team. We welcome applications from all backgrounds and abilities. If you are an applicant with a disability that requires reasonable accommodation to complete the application process, please contact us at [email protected]. At AECOM, we value everyone's unique contributions and perspectives.
If you meet some of the requirements above or have transferable skills you believe would benefit us, we would be delighted to hear from you!

Additional Information
Interested in the role or curious about life at AECOM? Follow us on LinkedIn, Facebook, Instagram, and YouTube to explore our AECOM voices, employee stories, latest projects, and much more!

At AECOM, we are committed to maintaining a secure and trustworthy recruitment process and take any fraudulent hiring activity seriously. To support this commitment, all newly hired employees are required to attend an in-person Day 1 onboarding at an AECOM office location as a condition of employment.

About AECOM
AECOM is the world’s trusted infrastructure consulting firm, delivering professional services throughout the project lifecycle – from advisory, planning, design and engineering to program and construction management. On projects spanning transportation, buildings, water, new energy and the environment, our public- and private-sector clients trust us to solve their most complex challenges. Our teams are driven by a common purpose to deliver a better world t

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