We are seeking an experienced Senior Electrical Engineer with a background in renewable energy systems, utility-scale solar PV, battery energy storage systems (BESS), and MV/HV substation and grid connection design to join our growing energy engineering team.In this role, you will lead and support the electrical design of solar PV, BESS and hybrid renewable projects, taking ownership of design packages from concept through detailed design and construction support. You will work closely with multidisciplinary teams, clients, developers, EPC contractors and utilities, providing technical input and helping ensure that designs are safe, coordinated and compliant with applicable standards. The ideal candidate has solid experience in solar power system design, MV/HV substations, grid integration and grid code compliance, along with the ability to review and guide the work of other engineers. Proficiency in AutoCAD and electrical design tools is required, while experience with PVcase, PVsyst and power system analysis software such as ETAP is an advantage.This is an excellent opportunity for a senior engineer to take a key technical role in renewable and energy storage projects, contribute to design quality and delivery, and support the development of other engineers.Key Responsibilities1. Renewable Electrical Design<ul><li>Lead and support the electrical design of utility-scale solar PV, BESS and hybrid renewable systems, including MV collection networks, HV/MV substations and grid connections, from concept through detailed design.</li><li>Prepare and review general arrangements, PV layouts, stringing plans, single-line diagrams (LV DC, LV AC and MV), cable routing, trench sections, cable schedules, earthing and lightning protection layouts.</li><li>Review design calculations, including string sizing, LV DC/AC and MV cable sizing, voltage drop and losses, short-circuit withstand, earthing, transformer and switchgear sizing, and equipment ratings.</li><li>Prepare and review technical specifications, equipment datasheets, technical queries and bills of quantities (BoQ).</li><li>Ensure designs comply with applicable IEC, IEEE, ENA, DNO/TSO requirements, national grid connection codes and health, safety and environmental regulations.</li></ul>2. Solar, Battery &amp; Substation Systems Engineering<ul><li>Support the design and integration of solar PV arrays, inverters, transformers, RMUs, MV switchgear, protection and control systems and BESS into existing grid networks.</li><li>Contribute to energy yield and loss studies, layout optimisation, equipment selection and technical optioneering using tools such as PVsyst and PVcase.</li><li>Support the development of protection philosophies, earthing and grounding systems, arc flash assessments and electrical safety studies.</li><li>Provide technical input on renewable connection strategies, grid code compliance, interconnection requirements, protection coordination and MV/HV substation design.</li><li>Help resolve technical issues during design development and provide clear, practical engineering recommendations.</li></ul>3. Coordination, Quality &amp; Digital Delivery<ul><li>Coordinate the electrical design with civil, structural, protection and control and other disciplines, supporting coordinated and constructible design packages.</li><li>Work within CDE platforms (BIM 360, ACC, Aconex) and model-based workflows to support efficient project delivery.</li><li>Review calculations, drawings, specifications and design deliverables prepared by engineers and junior staff, in line with Company quality procedures.</li><li>Apply safety-in-design principles and contribute to electrical design risk assessments.</li><li>Support the development and improvement of design standards, calculation templates and technical knowledge within the team.</li></ul>4. Project &amp; Client Support<ul><li>Deliver assigned electrical scopes to agreed schedule, budget and quality requirements, maintaining design integrity throughout the project lifecycle.</li><li>Coordinate with developers, EPC contractors, utilities, DNOs/TSOs and independent engineers during project development, detailed design and execution.</li><li>Provide input to budgets, schedules, risk registers, design deliverable tracking and technical bid preparation.</li><li>Prepare technical reports, calculations and feasibility studies, and participate in client design reviews and technical meetings.</li></ul>5. Construction &amp; Commissioning Support<ul><li>Provide engineering support during construction, testing and commissioning stages, including site visits, inspections and attendance at key project milestones.</li><li>Review contractor documentation, respond to technical queries and RFIs, and review electrical installation, testing and commissioning procedures and records.</li><li>Support energisation, grid compliance testing, performance testing and handover activities for solar PV, BESS and substation scopes.</li><li>Mentor and support engineers and junior staff, sharing technical knowledge of renewable design, substation engineering and installation practices.</li></ul>

AECOM is the world&rsquo;s trusted infrastructure consulting firm, delivering professional services throughout the project lifecycle &ndash; 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 $14.4 billion in fiscal year 2023. See how we are delivering sustainable legacies for generations to come at aecom.com and @AECOM.

Principal Engineer, Renewable & Substation Engineer

About the Job

About the Company

AECOM

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