Mechanical Shift Engineer Facilities Management / Building Services Location: London Shift Pattern: 4 on, 4 off Days and Nights Salary: £46,000 - £48,000 Contract Type: Permanent / Full-time About the Role Skilled Career are working with one off our committed clients for an experienced and proactive Mechanical Shift Engineer to join their Facilities Management team, maintaining and improving the performance of a commercial building within a high-profile environment. You ll play a key role in ensuring the safe, efficient, and reliable operation of all mechanical plant and equipment across the site supporting both planned maintenance and reactive repairs as part of a multi-skilled engineering team. Key Responsibilities Carry out planned preventative and reactive maintenance on all mechanical systems, including HVAC, pumps, motors, valves, AHUs, FCUs, and water systems Perform fault-finding, diagnostics, and repairs on mechanical plant and associated controls Ensure all statutory and company standards are met for pressure systems, water hygiene, and HVAC compliance Support critical infrastructure including chilled water, boilers, compressors, and BMS Maintain detailed maintenance records and assist with audits and compliance reporting Collaborate with colleagues, contractors, and the FM team to ensure a safe and effective working environment Qualifications and Experience Recognised Mechanical qualification (e.g. City and Guilds / NVQ Level 3 or equivalent) Prov