Air Conditioning Engineer Location: Castleford, West Yorkshire, with nationwide travel Division: Building Services Thrive Personnel are recruiting on behalf of an established and growing business operating within the commercial building services, construction and mechanical and electrical (M&E) sectors. Our client delivers installation, maintenance and refurbishment projects across a range of commercial environments, including retail and other operational business premises. Due to continued growth, they are looking to recruit an experienced Air Conditioning Engineer to join their building services team. This is an excellent opportunity for a technically skilled engineer with a strong background in commercial air conditioning and heat pump systems to work on a varied portfolio of projects across the UK. The Role Reporting to the Air Conditioning Project Manager, you will be responsible for installing, servicing, maintaining, fault-finding, commissioning and decommissioning air conditioning and heat pump systems across commercial sites nationwide. This is a hands-on role requiring strong technical knowledge, excellent diagnostic skills and a commitment to delivering high-quality work safely and efficiently. You will work closely with project teams, clients, suppliers and other trades to ensure installations and maintenance works are completed to the highest standards, from initial installation through to final handover. Key Responsibilities Install, replace and commission split, multi-split, VRF/VRV, packaged air conditioning and air source heat pump systems. Carry out planned preventative maintenance and reactive repairs on commercial air conditioning equipment, diagnosing and resolving mechanical, refrigeration, electrical and control system faults. Complete brazing, pressure testing, evacuation, refrigerant charging, recovery and leak detection activities in accordance with relevant standards and manufacturer requirements. Commission systems in line with project specifications and manufacturer guidelines, using appropriate diagnostic tools and technical information. Complete service reports, commissioning records, F-Gas documentation and photographic records accurately and within agreed timescales. Ensure all work is carried out in accordance with health and safety legislation, risk assessments, method statements, company procedures and client requirements. Coordinate with project teams, clients, suppliers and subcontractors to support efficient project delivery and minimise disruption to site operations. Support client demonstrations and provide clear operational guidance during project handovers. Identify and communicate technical issues, variations and additional works promptly. Maintain high standards of housekeeping, customer service and professionalism when working in live, occupied and customer-facing environments. Essential Experience and Technical Knowledge The successful candidate will have proven experience installing, servicing and fault-finding commercial air conditioning and heat pump systems. Experience working with Mitsubishi Electric and Daikin equipment is required, alongside a strong understanding of refrigeration pipework, brazing, pressure testing, evacuation, refrigerant charging, recovery and leak detection. You will have experience commissioning VRF/VRV systems and using manufacturer diagnostic tools, with the ability to interpret technical drawings, wiring diagrams, specifications and fault codes. A good understanding of construction health and safety requirements, permits, risk assessments, method statements and safe isolation procedures is essential. You must also be confident completing technical reports and service documentation accurately, working independently and managing your workload effectively. Experience working in live retail, hospitality, education or other business-critical environments would be advantageous. Familiarity with Toshiba, Panasonic, Trane, Carrier, Lennox, Clade, EcoAirbox or similar systems would also be beneficial. Skills and Personal Attributes We are looking for a reliable, professional and technically capable engineer with strong fault-finding and diagnostic skills. You will have excellent communication and customer service abilities, with the confidence to work directly with clients and other contractors. A safe, methodical approach to work is essential, alongside effective planning, organisation and time management. You will demonstrate strong attention to detail, pride in your workmanship and the ability to work both independently and as part of a wider project team. Flexibility is required, including a willingness to travel nationally and occasionally work nights or weekends to meet project requirements. A commitment to continuous learning and maintaining up-to-date technical competence is also important. Essential Qualifications Current F-Gas Category 1 qualification, or an equivalent recognised certification. Relevant Level 2 or Level 3 qualification, apprenticeship or demonstrable occupational competence in Refrigeration and Air Conditioning. Valid CSCS or ECS card. Full UK driving licence. Desirable Qualifications and Training An electrical qualification, together with an understanding of BS 7671, would be advantageous. Manufacturer training or commissioning accreditation for commercial air conditioning and VRF systems would be beneficial, as would a recognised brazing qualification or competency assessment. Additional training such as IPAF, PASMA, First Aid, Manual Handling and UKATA Asbestos Awareness would be useful. Training relating to A2L or flammable refrigerants would also be desirable. Benefits Package Our client offers a comprehensive benefits package, including 25 days' annual leave plus bank holidays and an additional day of birthday leave to use during your birthday month. There is an opportunity to buy or sell up to three days of annual leave, subject to eligibility, alongside potential hybrid working arrangements where appropriate to the role. Additional benefits include an electric vehicle salary sacrifice scheme and Cycle to Work scheme, subject to eligibility, as well as an Employee Assistance Programme. Employees can access a Healthshield cash plan offering discounts at selected high-street retailers, alongside free external financial advice covering mortgages, pensions and insurance. The package also includes enhanced family-friendly pay, subject to eligibility, and free tea, coffee and fruit at site locations. There are opportunities to participate in colleague engagement initiatives, corporate events and charity activities, alongside training and development opportunities to support career progression. Interested? If you are an experienced Air Conditioning Engineer looking for your next opportunity within commercial building services, we would love to hear from you. Apply today through Thrive Personnel to find out more about this opportunity
Air Conditioning Engineer in Castleford employer: Thrive Personnel
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