Principal Pre Sales Engineer

Negotiable United Kingdom, UK

Permanent

Principal Pre-Sales Design Engineer – AI & Modular Data CentresAI is reshaping what a data centre needs to be, and the heat has to go somewhere. My client, a UK designer and manufacturer of prefabricated data centres and secure buildings, is hiring a senior engineer to lead the technical side of their bids for high-density and AI compute facilities, including work for a Tier 1 technology company.

This is a hands-on role. You’ll own the design and the number, not just the slide.

What you’ll doLead technical discovery with customers: rack densities, liquid/air heat split, resilience, footprint, security and growth

Personally design cooling for AI workloads: direct liquid cooling, CDUs, rear-door heat exchangers, chilled/warm water systems, with your own calcs on flow, pipe sizing and pump duties

Produce CAD layouts, sections and schematics, and integrate M&E into prefabricated modules from factory to site Build detailed Excel pricing, challenge supplier quotes and separate base scope from options

Present and defend complete solutions to engineers, end customers and senior decision-makers

Coordinate secure-building measures and NPSA requirements with security specialists

What you’ll bring

Senior mechanical/building services design experience in data centres or critical infrastructure

Recent, practical experience with high-density and liquid cooling

Proven personal CAD drawing and Excel estimating skills

Confidence in front of customers

Secure building/NPSA experience, or the ability to pick it up quickly

Nice to have: modular/prefab experience, defence or secure projects, existing UK clearance, CEng, Revit/BIM.Candidates must be willing to undergo UK security vetting.

A rare chance to sit right where AI demand meets buildable engineering, with real influence on design and commercials.

Interested? Message me directly or apply below for a confidential conversation.