Lead design engineer

Job Description

Role: Infrastructure Design Lead - Smart Buildings/IoT

Location: Central London (on-site)

Role type: Full Time | Permanent

Salary: £65,000 - £70,000 plus strong benefits package

We are working with a specialist smart buildings and technology integrator delivering end-to-end digital infrastructure solutions across commercial real estate, data centres, residential and hospitality sectors.

With a strong reputation for delivering integrated, multi-technology environments, they are now seeking a Pre-Sales / Pre-Construction Design Lead to take ownership of technical solutions from early engagement through to project handover.

This is a key role sitting between sales, design and delivery, leading the development of high-quality, commercially robust smart building solutions.

What you’ll be doing

• Leading technical input across pre-sales, bid and pre-construction phases
• Owning opportunities from initial enquiry through to contract award and handover
• Designing and costing multi-technology smart building solutions
• Producing high-quality technical proposals, BoMs and cost models
• Working closely with sales, commercial and delivery teams to shape winning bids
• Attending client meetings, site surveys and presentations
• Leading pre-construction design coordination and ensuring smooth transition to delivery teams
• Managing design changes, variations and technical compliance post-award
• Building strong relationships with clients, consultants, suppliers and internal stakeholders
• Supporting and mentoring junior team members where required

What we’re looking for

• Proven experience in pre-sales / pre-construction design within smart buildings or ICT infrastructure
• Strong experience designing multi-technology solutions, including:
• Structured cabling (copper & fibre)
• Networking (LAN, WiFi, voice)
• Electronic security (CCTV, access control, intruder)
• AV and collaboration systems
• IoT / smart building platforms
• Experience working on large-scale or complex construction / technology projects
• Strong commercial awareness and experience producing cost models and tender submissions
• Ability to engage with clients and present technical solutions confidently
• Experience coordinating across multiple internal and external stakeholders

What you’ll bring

• A strong blend of technical design and commercial understanding
• The ability to lead and own opportunities through the full pre-construction lifecycle
• Excellent communication and stakeholder management skills
• A proactive, solution-focused approach in fast-paced environments
• Interest in emerging technologies within smart buildings and digital infrastructure