Senior / Principal Electrical Design Engineer – Building Services Location: Southampton Salary: DOE performance-based bonus Benefits: 25 days holiday bank holidays | Pension | Private medical cover | Flexible & hybrid working The Opportunity An established building services consultancy in Southampton is looking for a Senior to Principal Electrical Design Engineer to join its growing MEP team. This firm delivers high-quality, sustainable design solutions across a wide range of sectors including education, healthcare, residential, commercial, and specialist technical facilities. This is an opportunity for an experienced engineer to lead projects, mentor junior staff, and play a key role in client engagement, technical delivery, and strategic growth. You’ll be joining a forward-thinking team that places sustainability, collaboration, and innovation at the centre of its work. Key Responsibilities Lead the design and delivery of electrical systems for building services projects from concept to completion Develop and review detailed technical designs, calculations, specifications, and reports Oversee the production of drawings and 3D models using tools such as Revit and AutoCAD Manage and mentor junior engineers and support their development toward Chartership Take full responsibility for project performance, including quality, cost control, and programme management Attend and lead client meetings, site visits, and design team coordination sessions Drive energy-efficient and sustainable design solutions, integrating low-carbon and renewable technologies Contribute to business development through repeat client relationships and technical leadership What You’ll Need Degree in Electrical or Building Services Engineering (or equivalent) Typically 6 years’ experience within a building services consultancy Chartered or working towards Chartership with a recognised institution (e.g., IET, CIBSE) Strong technical knowledge across electrical design systems including power, lighting, containment, and energy-saving solutions Proficiency in design software such as Amtech, Dialux, Relux, AutoCAD, and Revit Confident client-facing skills and the ability to lead internal and external teams Solid understanding of UK regulations and relevant design standards (BS7671, CIBSE, Part L, etc.) Full UK driving licence Why Join? Leadership role with autonomy, visibility, and a clear route to further progression Access to a diverse and sustainable project portfolio Flexible and hybrid working environment promoting work-life balance A strong technical team with a focus on quality, collaboration, and innovation Competitive package with long-term growth opportunities If you're an experienced electrical design engineer looking to take that next step and lead within a progressive and supportive consultancy—this is your opportunity. Apply now or get in touch to learn more