Air conditioning engineer Work, Jobs in Hemel Hempstead (with Salaries)

Building Services Supervisor (Airconditioning/Refrigeration Bias)
Rothamsted Research —Harpenden
- £38,716 a year
- Full-time
- Laboratory experience
- Continuous improvement
Degree Apprentice Mechanical & Electrical Engineer - 2026 - London
Skanska —London
- Maths
- Employee assistance programme
Degree Apprentice Mechanical & Electrical Engineer - 2026 - Slough
Skanska —Slough
- Maths
- Employee assistance programme
Mobile Air Conditioning Engineer
Prime Air AC Ltd —Watford
- From £60,000 a year
- 8 hour shift
- Schematics
- Maintenance
- In-person
Quick apply
8d
Mobile HVAC Technician
Veolia Energy & Utility Services UK Limited —Watford
- Up to £48,500 a year
- Full-time
- Computer literacy
- Maintenance
- Analysis skills
- Annual leave
- Employee discount
Quick apply
Shift Engineer
Hyatt Regency London Olympia —London
- Full-time
- Hotel
- Plumbing
- Mechanical knowledge
- Employee assistance programme
- Employee discount
Static Multiskilled Engineer (ELEC & AC)
Thermatic Group —London
- Overtime
- Quality control
- Conflict management
- Organisational skills
- Employee assistance programme
- Referral programme
Quick apply
ac engineer
Gross Air —London
- £13 - £18 an hour
- Full-time
- Maintenance
- Power tools
- In-person
- Free parking
Quick apply
4d
Working Site Supervisor (AC & Mechanical)
Thermatic Group —London
- Overtime
- Supervising experience
- Team management
- Quality control
- Employee assistance programme
- Referral programme
Quick apply
Multi-skilled Engineer (Mechanical Bias)
Reeve —London
- £38,000 - £46,000 a year
- Full-time
- Carpentry
- Basic maths
- Maths
Quick apply
HVAC Engineer – Commercial
Applied Mechanical Services Ltd —London
- £60,000 - £65,000 a year
- Full-time
- Customer service
- Maintenance
- Travel
- Annual leave
- Referral programme
Quick apply
11d
Static Fabric Engineer – Walthamstow/Hendon/London
Cambridge Maintenance Services —Walthamstow
- Full-time
- Microsoft Word
- Computer literacy
- Organisational skills
- Employee discount
Junior AC Engineer
Artic Building Services —London
- £26,000 - £32,000 a year
- Full-time
- Schematics
- Maintenance
- In-person
- Health & wellbeing programme
- Referral programme
Quick apply
6h
Duty Engineer
Park Hyatt London River Thames —London
- Full-time
- Hotel
- Plumbing
- Communication skills
- Employee assistance programme
- Employee discount
Refrigeration Engineer
KDH Projects —London
- £40,000 - £55,000 a year
- Overtime
- Schematics
- Maintenance
- In-person
- Free parking
Quick apply
Multi-skilled Shift Engineer
Cleveland Clinic London —London
- £44,000 a year
- Full-time
- Computer literacy
- Annual leave
- Employee assistance programme
Trainee Air Conditioning Service & Maintenance Engineer
Spheretech Limited —North London
- £25,000 - £27,000 a year
- Overtime
- Maintenance
- Travel
- Communication skills
Quick apply
1d
Refrigeration Engineer - Watford
City Facilities Management (UK) —Watford
- £51,996.44 a year
- Overtime
- Maintenance
- Employee discount
- Life insurance
Trainee Ductwork Engineer
Excel Cooling Services Ltd —London
- £22,568 - £30,000 a year
- Overtime
- Maintenance
- Travel
- Power tools
Quick apply
5d
F-Gas-qualified air-conditioning/ HVAC maintenance engineer.
PHD Mechanical LTD —London
- £45,000 - £60,000 a year
- Full-time
- Management
- Schematics
- In-person
- Free parking
- Employee discount
Quick apply

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Building Services Supervisor (Airconditioning/Refrigeration Bias)

Rothamsted Research -
Harpenden

Apply Now

Job details

Full-time
£38,716 a year

Qualifications

Reactive maintenance implementation
Technical troubleshooting
Data centre experience
Driving Licence
Laboratory experience
Building management systems
Continuous improvement
Post-secondary education experience
Planned Preventative Maintenance (PPM) implementation
Fault diagnosis and repair
Mechanical building services repair
Facilities maintenance
Planned maintenance
Air conditioning

Full job description

Advertising Salary:

38716

Location

AL5 2JQ, Herts, UK

Work Area

Facilities

Closing Date

18 Sep 2026

Overview Of Role

Building Services Supervisor (Airconditioning/Refrigeration Bias)

Salary: £38,716 per annum

Location: Harpenden, Hertfordshire AL5 2JQ

Contract: Permanent , 37 hours per week

About Rothamsted Research

Rothamsted Research, including the Lawes Agricultural Trust (LAT) and Rothamsted Enterprises Ltd (REL), is one of the world's leading agricultural research institutions. Our facilities and infrastructure play a vital role in supporting pioneering scientific research that addresses some of the world's biggest environmental and agricultural challenges.

We are seeking an experienced Building Services Supervisor (Air Conditioning/Refrigeration Bias) to join our Facilities team on the Harpenden campus.

What you will be doing

Reporting into the Facilities team, you will be responsible for supervising the maintenance and operation of refrigeration, air conditioning and controlled environment systems across a diverse and complex research estate.

This is a critical role that helps ensure the safe, compliant and reliable operation of specialist facilities that support cutting-edge scientific research. You will lead a team of engineers delivering planned preventative maintenance (PPM) and reactive maintenance activities, ensuring all works are completed safely, efficiently and to the highest standards.

You will be responsible for a wide range of systems and equipment, including:

Refrigeration and air conditioning systems
Air handling units (AHUs)
Fan coil units (FCUs)
Chillers, including absorption chillers
Data centre cooling systems
Controlled environment rooms and chambers
Specialist laboratory and research facilities

Key Responsibilities

Supervise and coordinate the delivery of planned and reactive maintenance activities.
Lead and support a team of engineers and specialist contractors.
Ensure building services plant and equipment remain safe, compliant and fully operational.
Manage maintenance activities in accordance with statutory requirements and SFG20 maintenance standards.
Monitor contractor performance and ensure works are delivered to required standards.
Investigate faults and implement effective corrective actions.
Maintain accurate maintenance records and compliance documentation.
Promote a strong health and safety culture across all activities.
Identify opportunities for continuous improvement and energy efficiency.
Participate in the out-of-hours emergency call-out rota.

About You

To be successful in this role, you will have:

Essential

Significant experience within commercial building services maintenance, with a strong air conditioning and refrigeration bias.
Experience supervising maintenance teams and coordinating contractors.
In-depth technical knowledge of refrigeration and air conditioning systems.
Experience working with AHUs, FCUs, chillers and associated mechanical plant.
Good understanding of statutory compliance requirements and industry best practice.
Knowledge of planned preventative maintenance programmes and SFG20 standards.
Strong fault-finding and problem-solving skills.
Excellent communication and organisational abilities.
Commitment to health, safety and quality standards.
Full UK driving licence.

Desirable

Relevant HVAC, refrigeration or mechanical engineering qualification.
F-Gas certification.
Experience working within laboratories, research facilities, higher education or similarly complex environments.
Knowledge of building management systems (BMS).
Experience of controlled environment facilities.

Why Join Us?

This is an opportunity to play a key role in maintaining specialist facilities that support internationally recognised scientific research. You will join a collaborative and supportive team environment and contribute directly to the success of a world-renowned research organisation.

Apply Now

Refine Your Search

air conditioning engineer jobs in hemel hempstead

Building Services Supervisor (Airconditioning/Refrigeration Bias)

Degree Apprentice Mechanical & Electrical Engineer - 2026 - London

Degree Apprentice Mechanical & Electrical Engineer - 2026 - Slough

Mobile Air Conditioning Engineer

Mobile HVAC Technician

Shift Engineer

Static Multiskilled Engineer (ELEC & AC)

ac engineer

Working Site Supervisor (AC & Mechanical)

Multi-skilled Engineer (Mechanical Bias)

HVAC Engineer – Commercial

Static Fabric Engineer – Walthamstow/Hendon/London

Junior AC Engineer

Duty Engineer

Refrigeration Engineer

Multi-skilled Shift Engineer

Trainee Air Conditioning Service & Maintenance Engineer

Refrigeration Engineer - Watford

Trainee Ductwork Engineer

F-Gas-qualified air-conditioning/ HVAC maintenance engineer.

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