Air conditioning engineer Work, Jobs in Cardiff City (with Salaries)

Refrigeration and Air Conditioning Engineer
OCS Group —Grangetown
- Monday to Friday
- Supervising experience
- Continuous improvement
- Driving
Quick apply
Air Conditioning Senior Service Engineer
S&G Air Conditioning Contracts Limited —Barry
- £38,000 - £45,000 a year
- Overtime
- Maintenance
- Driving
- Travel
Quick apply
3d
Field Service Technician / Engineer - Cardiff
nGeneration —Cardiff
- £28,678 a year
- Weekend availability
- Hospitality
- Microsoft Excel
- Maintenance
- Annual leave
Quick apply
Chiller Engineer x3 - Cardiff, Wales
Definitive —Cardiff
- £40,000 - £45,000 a year
- Full-time
- Computer literacy
- Travel
- Employee assistance programme
- Referral programme
Quick apply
Gas Engineer
Limegreen —Cardiff
- £39,520 - £60,000 a year
- Overtime
- Customer service
- Maintenance
- Driving
Quick apply
4d
Manager, Chief Engineer, EMEA
Vantage Data Centers UK Management Company Ltd —Newport
- Microsoft Word
- Microsoft Excel
- Microsoft Outlook
- Annual leave
Quick apply
Apprentice Refrigeration Engineer
S&J May Refrigeration Ltd —Newport
- From £16,640 a year
- Overtime
- In-person
- Hand tools
- Communication skills
Quick apply
6d
Refrigeration Engineer Fgas certified
Chillwise Services Ltd —Bridgend
- £43,335 - £45,000 a year
- Full-time
- Maintenance
- Electrical experience
- Driving
Quick apply
14d
Plumber/Gas Engineer
SWE property —Pen-y-Bont ar Ogwr
- £41,600 a year
- Full-time
- Customer service
- Maintenance
- Plumbing
Quick apply
2d
Refrigeration and AC Engineer
The Airedale Group —Newport
- Overtime
- Schematics
- Maintenance
- Presentation skills
- Health & wellbeing programme
- Annual leave
Quick apply
20h

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Air Conditioning Senior Service Engineer
S&G Air Conditioning Contracts Limited —Barry
We do require this engineer to hold their F gas qualification and we will require a full UK driving license. HVAC & Appliance Engineers: 3 years (required).
£38,000 - £45,000 a year
Quick apply
3d
Refrigeration and Air Conditioning Engineer
OCS Group —Grangetown
Our mission is to make people and places the best they can be for our colleagues, customers and the communities we serve. Large-scale VRV/VRF systems.
Quick apply

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Refrigeration and Air Conditioning Engineer

OCS Group -
Grangetown

Quick apply

Job details

Permanent

Qualifications

Driving Licence
Supervising experience
Continuous improvement
Driving
HVAC
Mentoring
NVQ
Root cause analysis
Leadership
Communication skills
Air conditioning

Full job description

About The Company:

OCS UK & Ireland is a leading facilities management company with 50,000+ colleagues and a turnover in excess of £2bn. We deliver innovative, award-winning services within facilities management, hard services, cleaning, security and catering.

Our mission is to make people and places the best they can be for our colleagues, customers and the communities we serve. Our commitment to doing business the right way is rooted in our TRUE values - Trust, Respect, Unity, and Empowerment.

Why Work for OCS?

✅Award-Winning Employer: Ranked 36th on Glassdoor’s Best Companies to Work For 2025 — we value and motivate our people.

Digital Learning: The OCS Academy offers digital courses and resources to help you build skills and grow your career.

Retail Perks With our Hapi app, you can gain access to exclusive discounts, rewards and wellbeing resources.

Professional Growth: 600+ live learners across UK&I — Empowering colleagues with further development and qualifications!

Flexible Pay: Access a portion of earned wages before payday with our Wagestream App! (Contract Specific)

About The Role:

Working Days: Monday to Friday 08:00 - 17:00

About the Role

We are seeking a highly experienced and technically proficient Lead Refrigeration & Air Conditioning Engineer to join our mobile technical services team. This senior-level role is ideal for a time-served engineer with extensive experience in large-scale refrigeration and HVAC systems, who is also passionate about mentoring and supporting the development of junior engineers.

You will lead by example in delivering advanced technical services, supporting complex installations, and ensuring compliance across a diverse portfolio of commercial sites. You will also play a key role in knowledge sharing, technical guidance, and continuous improvement within the team.

Key Responsibilities:

Technical Leadership & Mentorship

Provide technical leadership and mentoring to junior and mid-level engineers.
Support training and development initiatives, including on-the-job coaching and technical troubleshooting guidance.
Act as a point of escalation for complex technical issues and assist in root cause analysis and resolution.

Advanced Service & Maintenance

Lead planned and reactive maintenance, servicing, and repairs on:
Large-scale VRV/VRF systems
Central plant refrigeration systems
Chillers, cold rooms, and multi-compressor systems
Advanced AHUs, heat pumps, and integrated HVAC systems
Diagnose and resolve faults across electrical, mechanical, and refrigerant systems with a focus on long-term reliability and performance.

Compliance & Quality Assurance

Ensure all works meet or exceed F-Gas & ODS regulations, technical standards, and manufacturer specifications.
Conduct quality audits and support continuous improvement in service delivery and compliance.
Promote and enforce safe working practices across all operational activities.

Documentation & Reporting

Review and validate service documentation, inspection reports, and remedial work records.
Provide technical feedback and improvement suggestions to internal teams and clients.
Use digital tools (PDA/mobile apps) to manage workflow, reporting, and communication.

Client Engagement & Collaboration

Build strong relationships with clients and stakeholders, offering expert advice and reassurance.
Collaborate with internal teams to support project planning, mobilisation, and service enhancements.
Represent the technical team in client meetings and site reviews when required.

Emergency Support & Escalation

Participate in the emergency on-call rota and provide senior-level support during critical incidents.
Lead or support emergency response efforts, ensuring rapid resolution and minimal disruption.

Requirements

Time-served apprenticeship in Refrigeration/Air Conditioning
City & Guilds Level 3 NVQ or equivalent in HVAC, Refrigeration, or Mechanical Engineering
F-Gas & ODS Regulations (Category 1 – 2079)
Minimum 5–10 years of hands-on experience in commercial HVAC/R systems
Proven experience with large-scale refrigeration systems and central plant equipment
Strong understanding of Health & Safety legislation and Permit to Work systems
Experience mentoring or supervising engineering teams
Excellent fault-finding and diagnostic skills
Proficient in using digital reporting tools and mobile apps
Strong communication and leadership skills
Full UK driving licence

How to Apply:

If you are interested in joining a business that encourages professional development, career progression and the chance to work with inspirational people then please click apply and register your interest! You can also sign up to our job alerts when registering which will notify you when other suitable vacancies are available.

We are an equal opportunities employer and rely on a diverse workforce with a broad range of knowledge, skills, and backgrounds to deliver our goals. We offer an inclusive and welcoming environment and actively encourage applications from all individuals regardless of race, gender, nationality, religion, sexual orientation, disability, or age.

Quick apply

Refine Your Search

air conditioning engineer jobs in cardiff city

Refrigeration and Air Conditioning Engineer

Air Conditioning Senior Service Engineer

Field Service Technician / Engineer - Cardiff

Chiller Engineer x3 - Cardiff, Wales

Gas Engineer

Manager, Chief Engineer, EMEA

Apprentice Refrigeration Engineer

Refrigeration Engineer Fgas certified

Plumber/Gas Engineer

Refrigeration and AC Engineer

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