Company Description 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. Job Description Start here. Grow here. Are you ready to join a team of talented engineers and shape the future of energy infrastructure? Our Transmission & Distribution department delivers project management, design and owners engineer roles for electrical power projects at transmission and distribution voltages across the UK and globally. The focus of the team is large-scale grid infrastructure, grid connections, and private networks. Due to an excellent period of growth, we are seeking an experienced Principal Civil Engineer to support the civil and structural design for substation infrastructure projects ranging from 11kV to 400kV, from concept through detailed design and construction.You'll have the opportunity grow your career, working with our major clients and on ground breaking projects such as National Grid's Great Grid Upgrade. _Here's what you'll do:_ Design foundations for transformers, circuit breakers, gantries, and other substation equipment. Design cable trenches, duct banks, drainage systems, and access roads. Develop earthworks strategies and site grading plans. Produce reinforced concrete designs (RC plinths, bund walls, retaining walls). Be responsible for contributing to the integration of geotechnical and structural inputs with electrical plant layouts. Conduct design reviews and risk assessments. Prepare and review calculations, detailed design drawings and specifications ensuring compliance with UK standards (BS EN codes, Eurocodes, CDM Regulations). Support feasibility studies, site assessments, and ground investigation reviews. Liaise with DNO/TO technical teams and external stakeholders. Coordinate with electrical and protection engineers, as well as our global design centres. Provide client engagement support and leadership. This will include the delivery of technical presentations and contributions to tender submissions. Assist with the management of team resources and project timelines. Work closely with project stakeholders and build positive relationships. Mentor junior engineers to build out capabilities within the Civils Transmission & Distribution team. 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:_ Bachelor's degree in Civil Engineering (BEng/MEng) or another relevant engineering discipline. Chartered Engineer status with a relevant institution or working towards chartered status. Experience preparing design calculations, reports, and detailed drawings. CAD (AutoCAD or Microstation, Civil 3D) preferred but not essential. Experience with Civil Engineering Design within UK Transmission & Distribution projects (11KV - 400KV) - ideally experience in HV Substation design. Strong knowledge of earthworks and ground improvement, reinforced concrete design, structural analysis and drainage design. Familiarity with National Grid Technical Specifications (NGTS). National Grid CDAE status will be an added Advantage. Experience within a civil discipline and experience in delivering complex multi-disciplinary projects for the Energy Transition industry is highly desirable. 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 ReasonableAccommodations@aecom.com. 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! For further information about the role, reach out to the recruiter on LinkedIn (Francesca Siddle). 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 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. ReqID: J10146310 Business Line: Energy Business Group: DCS Strategic Business Unit: Europe & India Career Area: Engineering Work Location Model: Hybrid