Principal Electrical Building Services Engineer

Company DescriptionWork 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 AECOM is seeking a highly experienced Principal Electrical Chartered Building Services Engineer to play a leading role in the delivery of highly sensitive and classified projects across the Defence, National Security and Critical Infrastructure estate. This is a hybrid role and can be based out of our London or St Albans office. This role is suited to an individual with exceptional technical authority, professional credibility and discretion, capable of working on projects that require Developed Vetting (DV). You will provide electrical design leadership, technical governance and strategic oversight across complex, safety‑critical environments, acting as a trusted advisor to key public sector and defence clients. The position sits at the forefront of AECOM’s secure programme delivery capability, combining deep technical excellence, client leadership, and multi-disciplinary coordination within a highly controlled and confidential context. Key Responsibilities Act as Principal Electrical Engineer and Technical Authority on highly classified projectsLead electrical design across all project stages, from concept and feasibility through to detailed design, construction support and commissioningProvide technical assurance, governance and independent checking of electrical designs within secure programmesDevelop and approve electrical strategies covering:LV power systemsStandby power and resilience (UPS, generators)Earthing, bonding and lightning protectionContainment, lighting, small power and specialist systemsEnsure full compliance with:UK Building RegulationsBS standards and CIBSE guidanceDefence, security and classified project standards and codesManage technical risk in environments with heightened safety, resilience and availability requirementsLead and coordinate electrical input across multi-disciplinary teams operating within secure frameworkInterface with trusted supply chain partners, contractors and specialist installerReview and challenge contractor designs, technical submissions and value engineering proposalSupport construction activities including site attendance (subject to clearance), inspections, testing and commissioning strategyMaintain the highest standards of confidentiality, information assurance and design controlAct as a senior client-facing technical lead, providing trusted advice to Defence, Security and Government stakeholdersBuild long-term client relationships based on technical credibility, integrity and discretionSupport framework delivery, bid development and technical responses where authorisedRepresent AECOM in secure design reviews, governance boards and technical workshopsProvide leadership, mentoring and technical development for engineers and technical specialistsUndertake technical reviews and quality assurance of work produced by othersContribute to resource planning, capability development and succession planning within the secure sector teamPromote a culture of technical excellence, safety, and professional integrity Minimum requirements: Extensive experience delivering electrical building services design on complex, high‑risk or mission‑critical projectsProven track record working in defence, national security, nuclear, intelligence, secure government or similarly sensitive sectorsStrong understanding of:Electrical system resilience and redundancySafety‑critical and high-availability environmentsTechnical governance and assurance processesExperience operating at Principal or Lead Engineer level within a major consultancyDemonstrated ability to manage confidentiality, discretion and professional judgement Qualifications Degree (or equivalent) in Electrical Engineering or Building Services EngineeringChartered Engineer (CEng) with IET or CIBSECandidates that hold Developed Vetting (DV) clearance are preferred as the role is subject to UK security and nationality restrictions Additional Information About 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. All your information will be kept confidential according to EEO guidelines. ReqID: J10149269 Business Line: B&P – Buildings & Places Business Group: DCS Strategic Business Unit: Europe & India Career Area: Engineering Work Location Model: Hybrid…