Commissioning Lead (Electrical) – Data Centres (Critical Power)Silent AireDublinWhat you will doWe are seeking a Senior Electrical Commissioning Engineer to lead the commissioning strategy and execution governance of critical electrical infrastructure for advanced, liquid‑cooled data centres.This role is responsible for defining how power systems are safely energised, tested, integrated, and demonstrated—working closely with mechanical systems that support high‑density IT loads.The role operates within a central commissioning team, providing strategy, standards, and technical assurance across regional deployments.How you will do itCommissioning Strategy & GovernanceDevelop and own the electrical commissioning strategy for the data centre productDefine: Energisation sequences, Safety and control philosophies, Failure‑mode and recovery testing scenariosAct as escalation point for all electrical commissioning risks and issuesSystems ScopeMV / LV power distributionUPS systems (static and/or rotary)Standby generation and fuel systemsATS / STS / switchgearBusways and rack power distributionEarthing and bonding systemsEPMS / SCADA integrationProcedure & Test DevelopmentAuthor and approve:Electrical commissioning scriptsBlack‑building and power restoration testsLoad bank and live IT load testing proceduresDefine acceptance criteria aligned to uptime, redundancy, and safety requirementsSite & Regional OversightGovern commissioning execution carried out by regional electrical teamsReview method statements, switching plans, and test documentationWitness critical energisation, power‑failure testing, and integrated testsEnsure consistent commissioning quality across regions and projectsIntegrated Systems Testing (IST)Lead electrical contribution to IST eventsCoordinate with mechanical commissioning on:Power failure impacts to CDUs and cooling systemsControl system fail‑safe behavioursSupport client‑witnessed testing and operational demonstrationsSafety & ComplianceEnsure safe systems of work for HV/LV activitiesEnforce lock‑out/tag‑out, switching authority, and permit proceduresPromote a strong safety culture within commissioning environmentsWhat we look for 10+ years’ experience commissioning critical power systems for data centresProven experience delivering Tier III / Tier IV or hyperscale facilitiesStrong understanding of:Electrical failure modes and redundancy testingLoad progression and ramp‑up strategiesSCADA / EPMS monitoring and alarmingRelevant electrical engineering qualificationHV authorisation or equivalent experience highly desirableDecisive, safety‑led mindsetStrong stakeholder management skillsExcellent technical writing and procedural clarityComfortable challenging project pressure when systems are not readyWillingness to travel for FATs, IST, and critical onsite activities#AVRIL#LI-Onsite