Air Conditioning Engineering Supervisor

Company Overview Our client is a well-established, award-winning M&E maintenance provider, renowned for delivering exceptional service across prestigious commercial contracts. Built on strong family values and a commitment to quality, the business has earned an outstanding reputation in the industry. Growth is driven by long-term client partnerships, high standards of workmanship, and a unified team culture, setting them apart in a competitive market. Role Overview We are seeking an experienced, hands-on Air Conditioning Foot Mobile Supervisor to lead and support a team of engineers across multiple commercial office sites in Central London. This key supervisory role ensures the reliable operation of critical building services, delivering PPM, reactive maintenance, and breakdown support across a variety of air conditioning and ventilation systems. The successful candidate will have strong technical expertise across chillers, CRAC units, VRV/VRF systems, split systems, FCUs, and AHUs, and the ability to diagnose faults using BMS graphics and alarms. This role is pivotal in ensuring plant reliability, client satisfaction, and full regulatory compliance. Key Responsibilities Technical & Operational Lead, supervise, and support a mobile team of AC engineers across multiple sites Deliver planned preventative maintenance (PPM) and reactive repairs within agreed timeframes Respond efficiently and professionally to breakdowns and reactive callouts Perform detailed fault diagnosis and implement effective remedial actions Maintain accurate site logbooks, service records, and F-Gas documentation Ensure all tools, test equipment, and specialist meters are certified and recorded Compliance & Reporting Ensure full compliance with health & safety legislation and company procedures Conduct dynamic risk assessments and enforce safe systems of work Review and adhere to RAMS prior to undertaking any works Submit accurate reports, including near-miss reports and risk assessments Assist management with quotations by assessing scope, labour, and materials Team & Client Engagement Build strong relationships with clients, occupiers, and subcontractors Support engineers in meeting KPIs and SLAs across the contract Promote a culture of safety, compliance, and service excellence Participate in the out-of-hours call-out rota when required Provide mentoring and technical guidance to team members Qualifications & Training Essential: NVQ or City & Guilds Level 2 in Refrigeration & Air Conditioning (Level 3 preferred) City & Guilds 2079 Category 1 (F-Gas) Good standard of education, with strong English and Maths skills Desirable: Formal Electrical or Mechanical training Experience working with BMS systems Experience & Skills Strong hands-on experience maintaining and fault-finding AC systems including chillers, CRAC units, DX systems, splits, VRV/VRFs, FCUs, and AHUs Experience in commercial, corporate, or critical environments (e.g., data centres) Solid understanding of health & safety best practices Ability to interpret technical drawings, schematics, and BMS interfaces Proven capability to lead, motivate, and manage a mobile engineering team Personal Attributes Excellent communication and interpersonal skills Calm, professional, and decisive under pressure Strong customer focus and proactive service mindset Physically fit, able to undertake manual handling (up to 20kg) Comfortable working at height and using vertical access equipment Accountabilities Reporting to: Engineering Manager Accountable to: Contract Manager Direct Reports: None Budget Responsibility: None This is an excellent opportunity to join a respected and growing M&E provider, offering stability, professional development, and exposure to high-quality commercial environments in Central London