Shift Mechanical Engineer – Cardiff (Static Site) Location: Cardiff Hours: 4 on 4 off – Days & Nights (12-hour shifts) Contract: Permanent Start Date: ASAP Site Type: Static commercial site Our client is looking for a skilled Shift Mechanical Engineer to join the on-site maintenance team at a large, modern facility in Cardiff. This is a permanent role working on a static site with a 4-on, 4-off shift pattern, covering both days and nights. Ideal for someone with strong mechanical building services experience looking for stability and progression. Key Responsibilities: Carry out Planned Preventative Maintenance (PPMs) on HVAC and mechanical plant Respond to reactive issues on equipment such as pumps, valves, pipework, AHUs, FCUs, and water systems Basic plumbing and mechanical repairs across the site Support the operation of critical plant including chilled water systems, heating circuits, ventilation systems, and boilers Ensure all work complies with health & safety standards and site regulations Complete relevant documentation and maintain accurate maintenance records Assist other engineers and contribute to general site maintenance as requiredRequirements: Recognised mechanical qualifications (e.g. City & Guilds or NVQ Level 2/3 in Mechanical Engineering or Plumbing) Proven experience in commercial or critical building maintenance Strong knowledge of HVAC, heating systems, and mechanical plant Good fault-finding and problem-solving skills Ability to work independently on shift and follow site procedures Strong communication and reporting abilityWhat’s on Offer: 4-on, 4-off shift pattern (days and nights) – 12-hour shifts Static site – no travel required Overtime available Permanent role with a reputable facilities management company Clean, modern site with a strong team culture and long-term career potentialApply now to be considered or contact us for more information