Principal Mechanical Design Engineer – Data Centres
Location: Flexible / Hybrid (UK & International Projects)
Salary: £85,000 – £105,000 + package
About the Rol
eWe are looking for an experienced Principal Mechanical Design Engineer to lead the design and delivery of large-scale, mission-critical data centre projects. This is a senior leadership opportunity for someone with strong technical expertise in cooling systems, resilience design, and high-performance building services within critical environments
.You will play a key role in developing innovative, efficient, and resilient mechanical systems for hyperscale and colocation data centres, working closely with multidisciplinary teams and high-profile clients
.
Key Responsibiliti
* esLead the mechanical design of major data centre projects from concept through to delive
* ryDesign and oversee cooling strategies including chilled water systems, CRAH/CRAC units, direct/indirect air cooling, and liquid cooling solutio
* nsDevelop resilient systems aligned with Tier classifications (N+1, 2N, etc
* .)Provide technical leadership across engineering teams and mentor junior enginee
* rsWork closely with electrical, structural, and architectural teams to ensure integrated design solutio
* nsEngage directly with clients, contractors, and stakeholde
* rsLead design reviews, ensure compliance with industry standards, and drive best practi
* ceChampion sustainability, energy efficiency, and low PUE design strategi
es
Key Requireme
* ntsDegree qualified in Mechanical Engineering or Building Services Engineer
* ingChartered Engineer (CEng) or working towards charters
* hipSignificant experience delivering data centre or mission-critical proje
* ctsStrong knowledge
* of:Chilled water systems and plant des
* ignAirflow management and thermal modell
* ingCooling technologies for high-density environme
* ntsMechanical resilience strategies for critical infrastruct
* ureFamiliarity with industry tools (e.g., IES, Hevacomp, Revit, CFD modelling too
* ls)Excellent leadership, communication, and client-facing ski
lls
Desirable Experi
* enceExperience working on hyperscale or colocation data cen
* tresExposure to liquid cooling or emerging cooling technolo
* giesInternational project experi
* enceKnowledge of sustainability frameworks and carbon reduction strate
gies
What’s on
* OfferOpportunity to lead cutting-edge data centre projects at
* scaleA collaborative, innovative engineering enviro
* nmentClear progression to Associate / Director
* levelCompetitive salary and benefits pa
* ckageFlexible and hybrid wo
rking