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

Work with Us. Change the World.

At AECOM, we're delivering a better world. Whether improving your commute, keeping the lights on, providing access to clean water, or transforming skylines, our work helps people and communities thrive. We are the world's trusted infrastructure consulting firm, partnering with clients to solve the world’s most complex challenges and build legacies for future generations.

There has never been a better time to be at AECOM. With accelerating infrastructure investment worldwide, our services are in great demand. We invite you to bring your bold ideas and big dreams and become part of a global team of over 50,000 planners, designers, engineers, scientists, digital innovators, program and construction managers and other professionals delivering projects that create a positive and tangible impact around the world.

We're one global team driven by our common purpose to deliver a better world. Join us.

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.

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!

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 through our unrivaled technical and digital expertise, a culture of equity, diversity and inclusion, and a commitment to environmental, social and governance priorities. AECOM is a Fortune 500 firm and its Professional Services business had revenue of $16.1 billion in fiscal year 2025. See how we are delivering sustainable legacies for generations to come at aecom.com and @AECOM.

Freedom to Grow in a World of Opportunity 

You will have the flexibility you need to do your best work with hybrid work options. Whether you’re working from an AECOM office, remote location or at a client site, you will be working in a dynamic environment where your integrity, entrepreneurial spirit and pioneering mindset are championed.

You will help us foster a safe and respectful workplace, where we invite everyone to bring their whole selves to work using their unique talents, backgrounds and expertise to create transformational outcomes for our clients.

AECOM provides a wide array of compensation, benefits and well-being programs to meet the diverse needs of our employees and their families. We’re the world’s trusted global infrastructure firm, and we’re in this together – your growth and success are ours too.

Join us, and you’ll get all the benefits of being a part of a global, publicly traded firm – access to industry-leading technology and thinking and transformational work with big impact and work flexibility. As an Equal Opportunity Employer, we believe in each person’s potential, and we’ll help you reach yours.

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 [email protected]  if you would like to apply through the Disability Confident Interview Scheme.

All your information will be kept confidential according to EEO guidelines.