Senior/Principal Electrical Engineer – Battery Energy Storage Systems BESS (UK wide)
AECOM, Manchester, England, United Kingdom
Company Description
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 most complex challenges and build legacies for future generations. With accelerating infrastructure investment worldwide, our services are in great demand. We invite bold ideas and big dreams to become part of a global team of over 50,000 professionals delivering projects that create a positive and tangible impact around the world.
Job Description
We are looking to hire a Senior / Principal Electrical Engineer BESS to deliver cutting‑edge designs for energy storage, solar, and grid connection projects. This role offers the opportunity to work on some of the largest BESS projects in the UK and Europe, shaping the future of sustainable energy. Our T&D team delivers HV design for electrical power projects at transmission and distribution voltage levels. The focus of this role is renewables and energy storage, grid connections, and private networks at voltage levels between 11kV to 400kV. Typical projects include feasibility, optioneering, FEED, detailed design, and design assurance on existing or new build Battery Energy Storage Systems (BESS) projects, often collocated with pumped storage hydro, PV, and wind.
Responsibilities
* Lead electrical design for BESS and renewable projects (FEED, detailed design, assurance).
* Design the BESS balance of plant (BOP) systems.
* Develop grid connection solutions (11kV–400kV) for energy storage and renewables.
* Collaborate with multi‑disciplinary teams and clients to deliver innovative solutions.
* Work on large projects and frameworks with renewable energy generation developers, mostly in UK and Ireland but also with some global projects.
* Undertake FEED, design for planning, feasibility studies, and other front‑end engineering design of energy storage systems including associated grid connections, control, and metering.
* Support the team with bidding, project and quality management.
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 you, technical practice networks, AECOM University, and volunteering days.
Qualifications
* Previous experience with consultancy, contractor, equipment manufacturer, or electrical utility in the energy sector. Experience as a FEED designer, detailed designer or owner’s engineer is desirable.
* A good understanding of both renewable generation and energy storage technology in general and, in particular, battery storage technology of all types and chemistries.
* Experience designing MV or HV grid connection, metering, control requirements etc. associated with battery storage installations, including BESS collocated with renewable energy generation.
* Knowledge of grid connection requirements for renewable generation and energy storage, including G99, G100 and grid code requirements for transmission connected assets.
* Good understanding of electrical plant items and control systems such as transformers, cables, circuit breakers, HV protection & control.
* Good team player with a client‑focused mindset and customer facing skills.
* Ability to work flexibly across multiple projects.
Ideally you'll have
* A Degree in Electrical Engineering.
* An understanding of project management (including budget, time and quality).
* Experience of multi‑discipline engineering projects.
* Experience of design & site construction review.
* Knowledge of grid connection considerations will be advantageous.
* Professional registration is desirable (e.g., Chartered Engineer or working toward it).
* Experience with software tools such as AutoCAD, EnergyPro, CYMCAP, Cableizer, Autodesk Construction Cloud, ETAP, DigSILENT.
* Knowledge of emerging technologies (hybrid systems, grid‑forming inverters, LDES and alternative battery technology).
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 unique contributions and perspectives.
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.
EEO and Disability Statement
We are an Equal Opportunity Employer. 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. All your information will be kept confidential according to EEO guidelines.
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