Principal Electrical Design Engineer - Building Services

Principal Electrical Design Engineer London | £70,000 + Car Allowance + Travel Paid | Major Projects | Building Services A leading MEP contractor is seeking a Principal Electrical Design Engineer to join a well-established and growing electrical design team in London. This is a senior technical appointment within a delivery-focused, contractor-led environment operating across some of the UK's most complex building services projects. The design team consists of approximately 25 engineers, supported by a strong secured pipeline of work providing at least two years of forward workload visibility. The Opportunity You will take a leading role in delivering electrical design across multiple high-value projects through RIBA Stages 1-5, combining technical leadership, coordination, and hands-on design oversight. The current workload includes a major hyperscale data centre development (£400m+ core project value), forming a flagship scheme within the business, alongside a strong portfolio of complex commercial, institutional, and mixed-use developments across London. Live and upcoming project portfolio includes: Large-scale urban redevelopment scheme within a key central London regeneration zone, involving multiple mixed-use assets Over-site development above major transport infrastructure in a prime central London location High-profile commercial development at a major central London address Significant works at a nationally recognised cultural institution involving sensitive refurbishment and infrastructure upgrade Major capital programme within a leading UK higher education campus involving phased redevelopment and expansion works Hyperscale data centre programme with mission-critical electrical infrastructure and high resilience requirements This is a highly design-led contractor environment where engineers are trusted with real ownership, technical responsibility, and direct client engagement. Key Responsibilities Lead electrical design delivery across multiple concurrent major projects Manage design development from early concept through detailed design and construction stages (RIBA 1-5) Provide technical leadership, mentoring, and QA across the electrical design function Coordinate with internal disciplines, clients, and external consultants Support delivery of mission-critical and large-scale infrastructure environments Ensure compliance with relevant UK regulations, standards, and client requirements Contribute to design optimisation, value engineering, and technical innovation Package Circa £70,000 basic salary Car allowance All travel expenses covered Strong forward workload (2+ years secured pipeline) Exposure to landmark UK developments and major infrastructure schemes Long-term progression within a growing and stable design team About You Electrical Engineer with strong building services design experience Proven experience delivering projects through RIBA Stages 1-5 Background in consultancy or contractor design environment Experience working on large-scale commercial, infrastructure, or mission-critical projects Data centre experience highly advantageous Strong leadership, coordination, and stakeholder management skills Why Apply? This is an opportunity to join a stable and expanding design function delivering some of the UK's most technically challenging and high-value projects, including a significant presence in the data centre and major infrastructure sector. You'll have autonomy, responsibility, and the chance to influence design delivery at a senior level across a secure long-term pipeline. Eden Brown is acting as an Employment Agency in relation to this vacancy