Due to company growth, we are seeking a skilled and experienced Mechanical Engineer with expertise in plumbing and heating systems to join our client, a reputable Facilities Maintenance company. You will be responsible for assisting in the operation, maintenance, and repair at one of their prestigious sites in Cardiff. Job details: * You will be part of a small maintenance team working 12-hour shifts on a rotating schedule: 4 days on, 4 days off, 4 nights on, 4 nights off. The role involves carrying out both planned preventative maintenance and reactive repairs within a commercial building, including maintenance and repair of gas, plumbing, and mechanical systems, as well as general building fabric tasks. * Perform Planned Preventative Maintenance (PPM) and reactive tasks within agreed Service Level Agreements (SLAs), ensuring all required documentation and reports are accurately completed. * Supervise visiting subcontractors to ensure compliance with work standards and Health & Safety regulations, including issuing appropriate permits, overseeing minor works, and performing escort duties as necessary. * Carry out all duties in compliance with company policies and procedures. Qualifications / Experience: * Minimum qualification - NVQ Level 3 / Apprentice Trained (Essential). * Proven experience in Facilities Maintenance within commercial settings (Essential). * Gas Safe Qualifications in COCN1, ICPN1, ICEA1, TPCP1, CIGA1, CORT1, CCN1 & CEN1 (Desirable). * Proven experience in maintenance, testing, and fault finding across a range of equipment, including boiler plant, ventilation systems, waste water treatment plant, pumps, generators, switchgear, cabling, batteries, small power, and lighting (where applicable). * Experience working in a Clean-room environment (Desirable). What’s on offer: * Salary: £40,000 (inc shift allowance – Rising to £42,000 after a probation) * Shift: 12-hour shifts on a rotating schedule: 4 days on, 4 days off, 4 nights on, 4 nights off (7:00am – 7:00pm / 7:00pm: 7:00am). * Company uniform. * Holiday allowance - 31 days (inc statutory). * Pension scheme - 5.7% er / 3.3% ee * Company Sick Pay Scheme. * Employee of the month voucher. * Birthday voucher. * Exclusive discounts on holidays, bodyshop, cinema tickets and other retail stores. Please Note: All applicants must have the right to work in the UK. Our client does not offer sponsorship