Mechanical Lead (m/f/d) Data Center Construction

Your Tasks PORR is expanding its data center activities and is seeking a Mechanical Lead to manage mechanical site delivery on a large data center construction project. The role covers mechanical installation, plant coordination, subcontractor management, technical interfaces, quality control, testing support, and commissioning readiness. Leadership of mechanical works on site, including cooling systems, chilled water, pipework, ventilation, CRAH/CRAC units, plant rooms, pumps, valves, supports, insulation, and fire protection interfaces Coordination of mechanical subcontractors and verification of compliance with current drawings, specifications, and approved method statements Review of mechanical drawings, technical submissions, procurement status, and installation details Coordination of plant access, lifting routes, installation sequence, maintenance zones, and testing areas Coordination of mechanical interfaces with electrical, CSA, BMS, controls, fire protection, and commissioning teams Tracking of long-lead equipment, testing readiness, flushing, pressure testing, balancing, and pre-commissioning status Coordination of inspections with QA/QC and completion of test records and handover documents Safe control of mechanical works, including lifting, pressure testing, hot works, and permit requirements Your Profile Degree in mechanical engineering or comparable mechanical qualification Minimum 8 years' mechanical construction experience on large projects Experience in data center, mission-critical, industrial, energy, or high-tech projects preferred Strong knowledge of cooling systems, chilled water, ventilation, plant installation, pipework, valves, supports, testing, and commissioning interfaces Good understanding of maintainability, access, water quality, leak prevention, and BMS/controls interfaces Experience managing mechanical subcontractors and vendor packages Relevant mechanical qualifications or construction licences desirable Fluency in English; German or Polish language skills advantageous Your Benefits There are many reasons to choose a job at PORR: Happiness – Membership in a highly motivated, collaborative team working together on challenging tasks and exciting projects Career – Individual training and development opportunities to support long-term professional goals Extras – A wide range of additional benefits and discounts enhancing both everyday work and leisure time Health – Regular health initiatives and comprehensive insurance coverage through PORR CARE+ Team Spirit – Strong team cohesion through company events, networking activities, and sports events Job Security & Stability – A secure and stable position within a financially strong and well-established construction group Personal Development – Support for individual life phases, including sabbaticals and caregiving arrangements