_{18th September, 2026}

Mechanical Day Shift Engineer
Liverpool Street, City of London
£50,000 per annum 

An exciting opportunity has become available for a Mechanical Shift Engineer to join an established building services and facilities management provider working on a prestigious commercial site in Liverpool Street, City of London.

This is an excellent opportunity for an experienced mechanical engineer looking for a stable, long-term position within a professional site environment. You will join a dedicated on-site engineering team and be responsible for maintaining a wide range of mechanical and building services systems across the facility.

The role operates on a 4 days on / 4 days off shift pattern, working day shifts only, providing an attractive work-life balance while offering the opportunity to work within a high-profile commercial environment.

Key Responsibilities

• Carry out scheduled planned preventative maintenance (PPM) in line with site procedures and maintenance schedules.
• Respond promptly to reactive maintenance requests and breakdowns.
• Diagnose mechanical faults and complete repairs safely and efficiently.
• Undertake remedial and corrective works as required.
• Maintain and inspect Air Handling Units (AHUs) and associated equipment.
• Service and maintain Fan Coil Units (FCUs).
• Inspect and maintain pumps, including bearings, couplings and mechanical seals.
• Carry out water hygiene and water treatment duties, including temperature checks, tap testing and dosing.
• Complete routine inspections of cooling towers and associated systems.
• Monitor and maintain chilled water systems.
• Undertake general plumbing and mechanical maintenance tasks.
• Assist with the maintenance and testing of generators and associated plant.
• Inspect and maintain pressurisation units.
• Monitor building systems and respond to alarms using the BMS.
• Carry out maintenance on CRAC units, motors and other mechanical plant.
• Ensure all maintenance activities are completed in accordance with health & safety requirements and site procedures.
• Maintain accurate records of work completed and report any defects or issues to the relevant management team.
• Provide a professional and customer-focused service while working alongside the wider site team.

Requirements

• Recognised mechanical qualification such as City & Guilds Level 3, NVQ Level 3 or equivalent.
• Previous experience working within commercial building services or facilities maintenance.
• Strong practical knowledge of mechanical building services and associated plant.
• Experience with PPM and reactive maintenance.
• Good fault-finding and problem-solving ability.
• Previous experience working on large or complex commercial sites is advantageous.
• An apprenticeship background within mechanical engineering or building services would be desirable.
• Comfortable working independently while also being part of a wider engineering team.
• Professional approach with strong communication and client-facing skills.
• Good understanding of health & safety procedures and safe systems of work.

Package

• Salary: £50,000 per annum
• 4 days on / 4 days off – day shift pattern
• Private healthcare
• Dental care
• 20 days annual leave + Bank Holidays
• Company pension scheme
• Overtime opportunities
• Ongoing technical training and development
• Genuine opportunities for career progression
• Long-term position with an established building services provider
• Professional and well-maintained working environment

This is a great opportunity for a Mechanical Maintenance Engineer looking to secure a permanent position on a prestigious commercial site in the City of London, with a £50,000 salary and 4-on, 4-off day shift pattern.

If you have a strong mechanical maintenance background and are looking for a stable role with excellent long-term prospects, apply today.

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