Senior / Principal Electrical Design Engineer

Senior / Principal Mechanical Design Engineer – Building Services Consultancy



Southampton Area (Hybrid Working)

Full-Time

Competitive Salary + Bonus + Strong Benefits



About the Role



A respected building services consultancy near Romsey is seeking a Senior to Principal Electrical Design Engineer to join their expert team. With a rich heritage dating back to 2004 and over £450 m in M&E project delivery, the business is trusted for innovative, sustainable, and technically complex solutions across sectors such as healthcare, infrastructure, data centres, historic buildings, laboratories, and industrial facilities



Key Responsibilities



Take ownership of high-value, multidisciplinary M&E projects through all design stages—from feasibility to commissioning

Design and oversee complex electrical systems, including power distribution, lighting, fire alarms, data, security, and integrated smart building solutions

Lead and mentor electrical engineers; manage review processes to ensure design accuracy and quality

Advise on sustainable and low-carbon design strategies, energy modelling, and renewables integration

Maintain technical excellence and compliance with BS 7671, CIBSE standards, UK regulations, and project specifications

Coordinate closely with civil, structural, mechanical, and environmental specialists to ensure seamless project integration

Engage directly with clients and stakeholders, nurturing relationships and supporting business development



What You’ll Bring



BEng/MEng (or equivalent) in Electrical or Building Services Engineering

Chartered (CEng) status or actively progressing toward it

7+ years’ experience in electrical design consultancy, ideally across power, lighting, and building systems

Strong expertise in electrical calculations, load analysis, single-line diagrams, and BIM (AutoCAD/Revit)

Proven leadership ability—technical mentoring, project ownership, and client engagement

Passion for sustainable design, energy efficiency, and integrated building service delivery



Why You’ll Want to Join



Be part of a forward-thinking consultancy with a strong regional presence and a diverse project portfolio

Work on specialist and large-scale projects—from healthcare and rail to data centres and historic buildings

Hybrid working model with a rural Romsey base, offering trust-driven flexibility and collaboration

Competitive salary and rewarding benefits including bonuses, pension, healthcare, training budgets, and strong chartership support

Thrive in a collaborative team where directors remain hands-on and mentoring is a priority



Ready to take your electrical design career to the next level within a technical, sustainable, and growth-focused consultancy?

Apply now for a confidential discussion