Senior​/Principal Electrical Engineer - Battery Energy Storage Systems BESS wide

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 h 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 lead a team of talented engineers and shape the future of renewable energy infrastructure?

We are currently looking to hire a Senior / Principal Electrical Engineer BESS to deliver cutting‑edge designs for energy storage, solar and grid connection projects. Join a team driving the design of transformative renewable projects, making a lasting difference in the global energy transition. 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 normally 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 including pumped storage hydro, PV and wind.

• 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 Front End Engineering Design (FEED), design for planning, feasibility studies etc. of energy storage systems including associated grid connections, control and metering.
• Support the team with bidding, project and quality management.

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?

• Previous experience with consultancy, contractor, equipment manufacturer or electrical utility in the energy sector. Suitable experience as FEED designer, detailed design or owner’s engineer role.
• 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 the 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…