Data Centre Design Engineer - Lead / ConsultingInside IR35 Long-term Contract50% Remote 50% European/US Travel (Expensed)IT Services ProviderWe are seeking an experienced Data Centre Design Engineer to join a major IT Services provider in a lead, design-assurance role supporting large-scale European data centre programmes.This is not a pure build role. You''ll act as a technical authority, reviewing designs, shaping delivery plans, and overseeing implementation across complex, enterprise environments.Key ResponsibilitiesReview and approve data centre designs (new build and expansion)Act as lead technical engineer / design authorityDevelop high-level delivery and implementation plansProvide technical governance throughout the project lifecycleOversee implementation and resolve design or delivery risksEngage with internal teams, vendors, and customer stakeholdersSupport design sign-off and senior technical discussionsRequired Experience:Strong experience delivering large-scale data centre deploymentsProven data centre design background (compute, storage, network, power, cooling)Experience operating as a lead engineer or technical authorityAble to translate designs into practical delivery plansComfortable overseeing delivery rather than day-to-day buildWilling to travel across Europe/US (approx. 50%)Desirable:Exposure to AI / HPC data centre environments (e.g. GPU-dense, NVIDIA platforms)Experience with high-density, high-power DC designsBackground working for an IT services pro