Chief Engineer

Overview We are seeking a highly capable Chief Engineer to provide technical leadership for a mission-critical data centre environment. The successful candidate will act as the senior technical authority for the site, ensuring the safe operation, maintenance and resilience of critical electrical and mechanical infrastructure. This role is ideal for an experienced Critical Facilities Engineer, Shift Leader, HVAP or Chief Engineer with a strong electrical bias and a solid understanding of cooling infrastructure within a Tier III or Tier IV environment. Key Responsibilities Provide technical leadership across all critical electrical and mechanical systems. Ensure maximum uptime and operational resilience of the facility. Lead incident response, troubleshooting and root cause analysis activities. Review and approve SOPs, MOPs, EOPs and switching schedules. Manage critical maintenance activities and shutdowns. Oversee specialist contractors and service providers. Support compliance, auditing and reporting requirements. Ensure all work is carried out safely in line with site procedures and industry standards. Mentor and develop engineering teams. Technical Requirements Critical Power * HV/LV distribution systems * UPS systems * Standby generators * ATS/STS systems * Switchgear and protection systems * Electrical fault finding and diagnostics * Utility-to-rack power path understanding * Single Line Diagram (SLD) interpretation Critical Cooling * Chillers * CRAH/CRAC units * Chilled water systems * Pumps and pressurisation systems * Cooling towers * HVAC controls and BMS systems * Environmental monitoring Operations * Incident management * Planned maintenance * Reactive maintenance * Permit-to-work systems * Change management * Risk assessments and RAMS * Contractor management Desired Qualifications HVAP or AP qualification (strongly preferred) 18th Edition Wiring Regulations HNC/HND, NVQ Level 3, Degree or equivalent in Electrical Engineering IOSH or equivalent H&S qualification Experience within data centres, critical facilities, banking, healthcare or other high-availability environments